CN206635377U - A kind of Tin concentrate ore-sorting system - Google Patents
A kind of Tin concentrate ore-sorting system Download PDFInfo
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- CN206635377U CN206635377U CN201720296362.9U CN201720296362U CN206635377U CN 206635377 U CN206635377 U CN 206635377U CN 201720296362 U CN201720296362 U CN 201720296362U CN 206635377 U CN206635377 U CN 206635377U
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- ore
- flotation
- rotary kiln
- tin
- concentrate
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- 239000012141 concentrate Substances 0.000 title claims abstract description 96
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 238000005188 flotation Methods 0.000 claims abstract description 131
- 239000000463 material Substances 0.000 claims abstract description 70
- 230000008676 import Effects 0.000 claims abstract description 45
- 238000002156 mixing Methods 0.000 claims abstract description 44
- 239000000203 mixture Substances 0.000 claims abstract description 38
- 239000004088 foaming agent Substances 0.000 claims abstract description 31
- HBROZNQEVUILML-UHFFFAOYSA-N salicylhydroxamic acid Chemical compound ONC(=O)C1=CC=CC=C1O HBROZNQEVUILML-UHFFFAOYSA-N 0.000 claims abstract description 21
- PGKQTZHDCHKDQK-VOTSOKGWSA-N [(e)-2-phenylethenyl]phosphonic acid Chemical compound OP(O)(=O)\C=C\C1=CC=CC=C1 PGKQTZHDCHKDQK-VOTSOKGWSA-N 0.000 claims abstract description 20
- 239000002253 acid Substances 0.000 claims abstract description 20
- VAJVDSVGBWFCLW-UHFFFAOYSA-N 3-Phenyl-1-propanol Chemical compound OCCCC1=CC=CC=C1 VAJVDSVGBWFCLW-UHFFFAOYSA-N 0.000 claims abstract description 8
- DYUQAZSOFZSPHD-UHFFFAOYSA-N Phenylpropyl alcohol Natural products CCC(O)C1=CC=CC=C1 DYUQAZSOFZSPHD-UHFFFAOYSA-N 0.000 claims abstract description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 40
- 235000019353 potassium silicate Nutrition 0.000 claims description 20
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 20
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 20
- 230000005611 electricity Effects 0.000 claims 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract description 43
- 229910052785 arsenic Inorganic materials 0.000 abstract description 40
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 abstract description 40
- 239000005864 Sulphur Substances 0.000 abstract description 30
- 238000000034 method Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000002893 slag Substances 0.000 description 24
- 238000004519 manufacturing process Methods 0.000 description 19
- 239000003638 chemical reducing agent Substances 0.000 description 18
- 239000013067 intermediate product Substances 0.000 description 18
- 230000004907 flux Effects 0.000 description 17
- 229910052717 sulfur Inorganic materials 0.000 description 13
- 239000011593 sulfur Substances 0.000 description 13
- 238000003723 Smelting Methods 0.000 description 12
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 12
- 238000006477 desulfuration reaction Methods 0.000 description 12
- 230000023556 desulfurization Effects 0.000 description 12
- 238000005245 sintering Methods 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 238000001802 infusion Methods 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 8
- 229910001887 tin oxide Inorganic materials 0.000 description 8
- 239000003500 flue dust Substances 0.000 description 7
- 241000876852 Scorias Species 0.000 description 6
- 241001062472 Stokellia anisodon Species 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 6
- 238000000227 grinding Methods 0.000 description 6
- 239000000571 coke Substances 0.000 description 5
- 235000019738 Limestone Nutrition 0.000 description 4
- 239000006028 limestone Substances 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 3
- 239000003830 anthracite Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- SSISHJJTAXXQAX-ZETCQYMHSA-N L-ergothioneine Chemical compound C[N+](C)(C)[C@H](C([O-])=O)CC1=CNC(=S)N1 SSISHJJTAXXQAX-ZETCQYMHSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002802 bituminous coal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- -1 tin iron gold Chemical compound 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a kind of Tin concentrate ore-sorting system, the ore-sorting system includes the first floation tank, the second floation tank, the first rotary kiln, the second rotary kiln and electric furnace, and electric furnace is provided with mixtures of materials import, and mixtures of materials import is connected with material mixing pit；First floation tank is provided with the import of Tin concentrate ore pulp and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets, first floation tank is additionally provided with the outlet of the first flotation concentrate and the outlet of the first flotation tailing, and both are respectively connecting to the first rotary kiln and material mixing pit；Second floation tank is provided with No. two oil inlets of the first flotation tailing ore pulp import and Salicyl Hydroximic Acid and foaming agent, and the second floation tank is additionally provided with the outlet of the second flotation concentrate and the outlet of the second flotation tailing, and both are respectively connecting to the second rotary kiln and material mixing pit.Ore-sorting system of the present utility model is simple in construction, and arsenic removal and sulphur can be effectively gone using the ore-sorting system, and reduces the loss of the tin in ore dressing process, high financial profit.
Description
Technical field
It the utility model is related to a kind of ore-sorting system, and in particular to a kind of Tin concentrate ore-sorting system.Belong to non-ferrous metal choosing
Ore deposit technical field.
Background technology
Arsenic and sulfur content are the important evaluation indexes of Tin concentrate, and high-As and high-S can bring serious problem of environmental pollution, because
This, is had very important significance using the arsenic in the method reduction Tin concentrate of ore dressing and sulfur content.Gone using the method for flotation
Sulphide removal (arsenic, sulfur mineral) is possible in theory, but in actual mechanical process, often with a large amount of losses of tin, brings
Serious economic loss.In addition, there is also many problems, high pozzuolite ore deposit and life for the rotary kiln dearsenification doctor treatment generally used at present
Through rotary kiln high temperature dearsenification sulphur, still, part tin iron gold in scoria after caused intermediate products scoria mixes during production
It is low to belong to fusing point, material melts conglomeration in kiln internal cause scoria, and after conglomeration, heat does not distribute in time, sulphur spontaneous combustion at high temperature, temperature
More and more higher, temperature exceed the fusing point of material, and partial material starts to melt, and material conglomeration by becomes to tie kiln, and knot kiln is too thick
When, the inside part thioneine does not have enough oxygen to participate in reaction, at high temperature, sulphur and tin reaction generation artificial gold formed gaseous state with
Flue gas is taken away, and reaction generation sulfur dioxide and tin oxide when artificial gold runs into the oxygen in air, tin oxide is in bagroom
Middle collection, therefore, the stanniferous height of flue dust are general up to 8~12%, sometimes up to more than 20%, roasted ore arsenic+sulphur≤0.8%.Add
Hot mode is directly heated using bituminous coal, and oxygen enters kiln body deficiency.
The content of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, there is provided a kind of Tin concentrate ore-sorting system.
To achieve the above object, the utility model uses following technical proposals：
A kind of Tin concentrate ore-sorting system, including the first floation tank, the second floation tank, the first rotary kiln, the second rotary kiln and
Electric furnace, the electric furnace are provided with mixtures of materials import, and mixtures of materials import is connected with material mixing pit；The first described flotation
Pond is provided with the import of Tin concentrate ore pulp and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets, and the first floation tank is also
Provided with the outlet of the first flotation concentrate and the outlet of the first flotation tailing, both are respectively connecting to the first rotary kiln and material mixing pit；
The second described floation tank is provided with No. two oil inlets of the first flotation tailing ore pulp import and Salicyl Hydroximic Acid and foaming agent, and second
Floation tank is additionally provided with the outlet of the second flotation concentrate and the outlet of the second flotation tailing, and both are respectively connecting to the second rotary kiln and material
Mixing pit.
Preferably, first rotary kiln and the second rotary kiln are respectively equipped with the outlet of the first roasted ore and the second roasted ore goes out
Mouthful, they are connected to material mixing pit.
Preferably, the electric furnace is additionally provided with sodium carbonate and waterglass import.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 90~95%, it is 25~30% to add water to size mixing to ore pulp mass concentration,
Sequentially add No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, carry out first time flotation, obtain the first flotation concentrate and
First flotation tailing；
(2) the first flotation concentrate is sent into the first rotary kiln, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 50~65%, sequentially add Salicyl Hydroximic Acid
With No. two oil of foaming agent, flotation again is carried out, obtains the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take the mixtures of materials of quality accounting 50% to be sent into 1100~1250 DEG C of smeltings in electric furnace, after 1~3 hour, add
Sodium carbonate and waterglass, then take remaining mixtures of materials to be sent into electric furnace and smelt, after smelting 5~8 hours, tin is put for the first time,
After mixtures of materials has all melted, tin is put for the second time, is carried out slag making, is then added the first flotation tailing and the second flotation tail
Ore deposit, furnace temperature are increased to 1400~1500 DEG C, and the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metal
Tin, tin is separated with slag, take slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
Preferably, in step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are
1：0.1~0.3：0.1~0.2：0.01~0.02.
Preferably, in step (2), sintering temperature is 800~900 DEG C, and roasting time is 1~3 hour.
Preferably, after step (2) terminates, the total amount that the content summation of arsenic and sulphur accounts for roasted ore is not higher than 0.5%, arsenic and sulphur
Removal efficiency be not less than 85%.
Preferably, in step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.1
~0.3：0.1~0.2.
Preferably, in step (4), sintering temperature is 1000~1200 DEG C, and roasting time is 1~3 hour.
Preferably, after step (4) terminates, the total amount that the content summation of arsenic and sulphur accounts for roasted ore is not higher than 0.5%, arsenic and sulphur
Removal efficiency be not less than 85%.
Preferably, in step (5), the reducing agent is coke or anthracite；The flux is silica or lime stone；It is described
Production intermediate products are the mixture of one or both of flue dust, scoria.
Preferably, in step (5), first roasted ore, the second roasted ore, reducing agent, flux, production intermediate products,
Sodium carbonate, waterglass, the mass ratio of the first flotation tailing and the second flotation tailing are 1：1：1~2：0.2~0.3：0.1~0.2：
0.1~0.2：0.4~0.6：1~3：2~4.
The beneficial effects of the utility model：
Ore-sorting system of the present utility model is simple in construction, can effectively go arsenic removal and sulphur using the ore-sorting system, and drop
Tin loss in low ore dressing process, high financial profit.
Brief description of the drawings
Fig. 1 is ore-sorting system structural representation of the present utility model；
Wherein, 1 is the first floation tank, and 2 be the second floation tank, and 3 be the first rotary kiln, and 4 be the second rotary kiln, and 5 be electric furnace,
6 be material mixing pit, and 11 be Tin concentrate ore pulp import, and 12 be Tin concentrate ore pulp import, and 13 be that the first flotation concentrate exports, and 14 are
First flotation tailing exports, and 21 be the first flotation tailing ore pulp import, and 22 be No. two oil inlets of Salicyl Hydroximic Acid and foaming agent, and 23
Exported for the second flotation concentrate, 24 be that the second flotation tailing exports, and 31 be that the first roasted ore exports, and 41 be that the second roasted ore goes out
Mouthful, 51 be mixtures of materials import, and 52 be sodium carbonate and waterglass import.
Embodiment
The utility model is further elaborated with reference to the accompanying drawings and examples, it should explanation, under state
It is bright merely to explain the utility model, its content is not defined.
Embodiment 1：
As shown in figure 1, a kind of Tin concentrate ore-sorting system, including the first floation tank 1, the second floation tank 2, the first rotary kiln 3,
Second rotary kiln 4 and electric furnace 5, electric furnace 5 are provided with mixtures of materials import 51, and mixtures of materials import 51 connects with material mixing pit 6
Connect；First floation tank 1 is provided with Tin concentrate ore pulp import 11 and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets
12, the first floation tank 1 is additionally provided with the outlet 13 of the first flotation concentrate and the first flotation tailing outlet 14, and both are respectively connecting to first
Rotary kiln 3 and material mixing pit 6；Second floation tank 2 is provided with the first flotation tailing ore pulp import 21 and Salicyl Hydroximic Acid and risen
No. two oil inlets 22 of infusion, the second floation tank 2 are additionally provided with the outlet 23 of the second flotation concentrate and the second flotation tailing outlet 24, both
It is respectively connecting to the second rotary kiln 4 and material mixing pit 6.
First rotary kiln 3 and the second rotary kiln 4 are respectively equipped with the outlet 31 of the first roasted ore and the second roasted ore outlet 41, it
Be connected to material mixing pit 6.
Electric furnace 5 is additionally provided with sodium carbonate and waterglass import 52.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 90%, it is 25% to add water to size mixing to ore pulp mass concentration, is sequentially added
No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, first time flotation is carried out, obtain the first flotation concentrate and the first flotation
Mine tailing；
(2) the first flotation concentrate is sent into the first rotary kiln 3, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 50%, sequentially add Salicyl Hydroximic Acid and rise
No. two oil of infusion, flotation again is carried out, obtain the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln 4, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take quality accounting 50% mixtures of materials be sent into electric furnace 5 in 1100 DEG C smelting, after 1 hour, add sodium carbonate and
Waterglass, then take remaining mixtures of materials to be sent into electric furnace 5 and smelt, after smelting 5 hours, tin is put for the first time, treats that material mixes
After thing has all melted, tin is put for the second time, carries out slag making, then adds the first flotation tailing and the second flotation tailing, furnace temperature rise
To 1400 DEG C, the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metallic tin, tin is separated with slag, takes
Slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
In step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are 1：0.1：
0.1：0.01.
In step (2), sintering temperature is 800 DEG C, and roasting time is 1 hour；After step (2) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.1：0.1.
In step (4), sintering temperature is 1000 DEG C, and roasting time is 1 hour；After step (4) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (5), the reducing agent is coke；The flux is silica；The production intermediate products are flue dust；It is described
First roasted ore, the second roasted ore, reducing agent, flux, production intermediate products, sodium carbonate, waterglass, the first flotation tailing and the
The mass ratio of two flotation tailings is 1：1：1：0.2：0.1：0.1：0.4：1：2.
The batch Tin concentrate stanniferous 43.25%, containing arsenic 6.34%, sulfur-bearing 8.33%, after being handled using embodiment 1, obtain
The Tin concentrate of yield 85.2%, its stanniferous 57.11%, containing arsenic 0.53%, sulfur-bearing 0.57%.
Embodiment 2：
As shown in figure 1, a kind of Tin concentrate ore-sorting system, including the first floation tank 1, the second floation tank 2, the first rotary kiln 3,
Second rotary kiln 4 and electric furnace 5, electric furnace 5 are provided with mixtures of materials import 51, and mixtures of materials import 51 connects with material mixing pit 6
Connect；First floation tank 1 is provided with Tin concentrate ore pulp import 11 and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets
12, the first floation tank 1 is additionally provided with the outlet 13 of the first flotation concentrate and the first flotation tailing outlet 14, and both are respectively connecting to first
Rotary kiln 3 and material mixing pit 6；Second floation tank 2 is provided with the first flotation tailing ore pulp import 21 and Salicyl Hydroximic Acid and risen
No. two oil inlets 22 of infusion, the second floation tank 2 are additionally provided with the outlet 23 of the second flotation concentrate and the second flotation tailing outlet 24, both
It is respectively connecting to the second rotary kiln 4 and material mixing pit 6.
First rotary kiln 3 and the second rotary kiln 4 are respectively equipped with the outlet 31 of the first roasted ore and the second roasted ore outlet 41, it
Be connected to material mixing pit 6.
Electric furnace 5 is additionally provided with sodium carbonate and waterglass import 52.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 95%, it is 30% to add water to size mixing to ore pulp mass concentration, is sequentially added
No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, first time flotation is carried out, obtain the first flotation concentrate and the first flotation
Mine tailing；
(2) the first flotation concentrate is sent into the first rotary kiln 3, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 65%, sequentially add Salicyl Hydroximic Acid and rise
No. two oil of infusion, flotation again is carried out, obtain the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln 4, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take quality accounting 50% mixtures of materials be sent into electric furnace 5 in 1250 DEG C smelting, after 3 hours, add sodium carbonate and
Waterglass, then take remaining mixtures of materials to be sent into electric furnace 5 and smelt, after smelting 8 hours, tin is put for the first time, treats that material mixes
After thing has all melted, tin is put for the second time, carries out slag making, then adds the first flotation tailing and the second flotation tailing, furnace temperature rise
To 1500 DEG C, the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metallic tin, tin is separated with slag, takes
Slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
In step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are 1：0.3：
0.2：0.02.
In step (2), sintering temperature is 900 DEG C, and roasting time is 3 hours；After step (2) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.3：0.2.
In step (4), sintering temperature is 1200 DEG C, and roasting time is 3 hours；After step (4) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (5), the reducing agent is coke or anthracite；The flux is silica or lime stone；In the production
Between product be flue dust, one or both of scoria mixture；It is first roasted ore, the second roasted ore, reducing agent, molten
Agent, production intermediate products, sodium carbonate, waterglass, the mass ratio of the first flotation tailing and the second flotation tailing are 1：1：2：0.3：
0.2：0.2：0.6：3：4.
The batch Tin concentrate stanniferous 45.25%, containing arsenic 7.34%, sulfur-bearing 8.33%, after being handled using embodiment 2, obtain
The Tin concentrate of yield 84.8%, its stanniferous 60.01%, containing arsenic 0.51%, sulfur-bearing 0.52%.
Embodiment 3：
As shown in figure 1, a kind of Tin concentrate ore-sorting system, including the first floation tank 1, the second floation tank 2, the first rotary kiln 3,
Second rotary kiln 4 and electric furnace 5, electric furnace 5 are provided with mixtures of materials import 51, and mixtures of materials import 51 connects with material mixing pit 6
Connect；First floation tank 1 is provided with Tin concentrate ore pulp import 11 and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets
12, the first floation tank 1 is additionally provided with the outlet 13 of the first flotation concentrate and the first flotation tailing outlet 14, and both are respectively connecting to first
Rotary kiln 3 and material mixing pit 6；Second floation tank 2 is provided with the first flotation tailing ore pulp import 21 and Salicyl Hydroximic Acid and risen
No. two oil inlets 22 of infusion, the second floation tank 2 are additionally provided with the outlet 23 of the second flotation concentrate and the second flotation tailing outlet 24, both
It is respectively connecting to the second rotary kiln 4 and material mixing pit 6.
First rotary kiln 3 and the second rotary kiln 4 are respectively equipped with the outlet 31 of the first roasted ore and the second roasted ore outlet 41, it
Be connected to material mixing pit 6.
Electric furnace 5 is additionally provided with sodium carbonate and waterglass import 52.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 90%, it is 30% to add water to size mixing to ore pulp mass concentration, is sequentially added
No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, first time flotation is carried out, obtain the first flotation concentrate and the first flotation
Mine tailing；
(2) the first flotation concentrate is sent into the first rotary kiln 3, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 50%, sequentially add Salicyl Hydroximic Acid and rise
No. two oil of infusion, flotation again is carried out, obtain the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln 4, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take quality accounting 50% mixtures of materials be sent into electric furnace 5 in 1250 DEG C smelting, after 1 hour, add sodium carbonate and
Waterglass, then take remaining mixtures of materials to be sent into electric furnace 5 and smelt, after smelting 8 hours, tin is put for the first time, treats that material mixes
After thing has all melted, tin is put for the second time, carries out slag making, then adds the first flotation tailing and the second flotation tailing, furnace temperature rise
To 1400 DEG C, the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metallic tin, tin is separated with slag, takes
Slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
In step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are 1：0.3：
0.1：0.02.
In step (2), sintering temperature is 800 DEG C, and roasting time is 3 hours；After step (2) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.1：0.2.
In step (4), sintering temperature is 1000 DEG C, and roasting time is 3 hours；After step (4) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (5), the reducing agent is coke；The flux is lime stone；The production intermediate products are flue dust；Institute
State the first roasted ore, the second roasted ore, reducing agent, flux, production intermediate products, sodium carbonate, waterglass, the first flotation tailing and
The mass ratio of second flotation tailing is 1：1：1：0.3：0.1：0.2：0.4：3：2.
The batch Tin concentrate stanniferous 42.55%, containing arsenic 7.89%, sulfur-bearing 8.11%, after being handled using embodiment 3, obtain
The Tin concentrate of yield 85.3%, its stanniferous 57.23%, containing arsenic 0.49%, sulfur-bearing 0.48%.
Embodiment 4：
As shown in figure 1, a kind of Tin concentrate ore-sorting system, including the first floation tank 1, the second floation tank 2, the first rotary kiln 3,
Second rotary kiln 4 and electric furnace 5, electric furnace 5 are provided with mixtures of materials import 51, and mixtures of materials import 51 connects with material mixing pit 6
Connect；First floation tank 1 is provided with Tin concentrate ore pulp import 11 and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets
12, the first floation tank 1 is additionally provided with the outlet 13 of the first flotation concentrate and the first flotation tailing outlet 14, and both are respectively connecting to first
Rotary kiln 3 and material mixing pit 6；Second floation tank 2 is provided with the first flotation tailing ore pulp import 21 and Salicyl Hydroximic Acid and risen
No. two oil inlets 22 of infusion, the second floation tank 2 are additionally provided with the outlet 23 of the second flotation concentrate and the second flotation tailing outlet 24, both
It is respectively connecting to the second rotary kiln 4 and material mixing pit 6.
First rotary kiln 3 and the second rotary kiln 4 are respectively equipped with the outlet 31 of the first roasted ore and the second roasted ore outlet 41, it
Be connected to material mixing pit 6.
Electric furnace 5 is additionally provided with sodium carbonate and waterglass import 52.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 95%, it is 25% to add water to size mixing to ore pulp mass concentration, is sequentially added
No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, first time flotation is carried out, obtain the first flotation concentrate and the first flotation
Mine tailing；
(2) the first flotation concentrate is sent into the first rotary kiln 3, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 65%, sequentially add Salicyl Hydroximic Acid and rise
No. two oil of infusion, flotation again is carried out, obtain the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln 4, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take quality accounting 50% mixtures of materials be sent into electric furnace 5 in 1100 DEG C smelting, after 3 hours, add sodium carbonate and
Waterglass, then take remaining mixtures of materials to be sent into electric furnace 5 and smelt, after smelting 5 hours, tin is put for the first time, treats that material mixes
After thing has all melted, tin is put for the second time, carries out slag making, then adds the first flotation tailing and the second flotation tailing, furnace temperature rise
To 1500 DEG C, the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metallic tin, tin is separated with slag, takes
Slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
In step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are 1：0.1：
0.2：0.01.
In step (2), sintering temperature is 900 DEG C, and roasting time is 1 hour；After step (2) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.3：0.1.
In step (4), sintering temperature is 1200 DEG C, and roasting time is 1~3 hour；After step (4) terminates, arsenic and sulphur
Content summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (5), the reducing agent is anthracite；The flux is silica；It is described production intermediate products be flue dust and
Scoria；First roasted ore, the second roasted ore, reducing agent, flux, production intermediate products, sodium carbonate, waterglass, first
The mass ratio of flotation tailing and the second flotation tailing is 1：1：1：0.3：0.1：0.2：0.4：3：2.
The batch Tin concentrate stanniferous 42.25%, containing arsenic 6.88%, sulfur-bearing 8.25%, after being handled using embodiment 4, obtain
The Tin concentrate of yield 85.3%, its stanniferous 56.28%, containing arsenic 0.48%, sulfur-bearing 0.47%.
Embodiment 5：
As shown in figure 1, a kind of Tin concentrate ore-sorting system, including the first floation tank 1, the second floation tank 2, the first rotary kiln 3,
Second rotary kiln 4 and electric furnace 5, electric furnace 5 are provided with mixtures of materials import 51, and mixtures of materials import 51 connects with material mixing pit 6
Connect；First floation tank 1 is provided with Tin concentrate ore pulp import 11 and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets
12, the first floation tank 1 is additionally provided with the outlet 13 of the first flotation concentrate and the first flotation tailing outlet 14, and both are respectively connecting to first
Rotary kiln 3 and material mixing pit 6；Second floation tank 2 is provided with the first flotation tailing ore pulp import 21 and Salicyl Hydroximic Acid and risen
No. two oil inlets 22 of infusion, the second floation tank 2 are additionally provided with the outlet 23 of the second flotation concentrate and the second flotation tailing outlet 24, both
It is respectively connecting to the second rotary kiln 4 and material mixing pit 6.
First rotary kiln 3 and the second rotary kiln 4 are respectively equipped with the outlet 31 of the first roasted ore and the second roasted ore outlet 41, it
Be connected to material mixing pit 6.
Electric furnace 5 is additionally provided with sodium carbonate and waterglass import 52.
A kind of Tin concentrate ore-dressing technique, is comprised the following steps that corresponding to above-mentioned ore-sorting system：
(1) Tin concentrate ore grinding to -0.074mm is accounted for 92%, it is 28% to add water to size mixing to ore pulp mass concentration, is sequentially added
No. two styryl phosphonic acid, benzyl hydroximic acid and foaming agent oil, first time flotation is carried out, obtain the first flotation concentrate and the first flotation
Mine tailing；
(2) the first flotation concentrate is sent into the first rotary kiln 3, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain roasted ore；
(3) add water to size mixing to ore pulp mass concentration the first flotation tailing to be 60%, sequentially add Salicyl Hydroximic Acid and rise
No. two oil of infusion, flotation again is carried out, obtain the second flotation concentrate and the second flotation tailing；
(4) the second flotation concentrate is sent into the second rotary kiln 4, high-temperature roasting dearsenification desulfurization, during roasting control do not lump,
Obtain the second roasted ore；
(5) the first roasted ore, the second roasted ore, reducing agent, flux and production intermediate products are well mixed, obtain material
Mixture, first take quality accounting 50% mixtures of materials be sent into electric furnace 5 in 1200 DEG C smelting, after 1 hour, add sodium carbonate and
Waterglass, then take remaining mixtures of materials to be sent into electric furnace 5 and smelt, after smelting 7 hours, tin is put for the first time, treats that material mixes
After thing has all melted, tin is put for the second time, carries out slag making, then adds the first flotation tailing and the second flotation tailing, furnace temperature rise
To 1450 DEG C, the tin gangue for making all infusibilities is in molten condition, and tin oxide is fully reduced into metallic tin, tin is separated with slag, takes
Slag sample analysis, when stanniferous amount is less than 5% in slag specimen, slagging, terminate.
In step (1), No. two Tin concentrate, styryl phosphonic acid, benzyl hydroximic acid and foaming agent oily mass ratioes are 1：0.2：
0.1：0.02.
In step (2), sintering temperature is 850 DEG C, and roasting time is 2 hours；After step (2) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (3), No. two the first flotation tailing, Salicyl Hydroximic Acid and foaming agent oily mass ratioes are 1：0.2：0.15.
In step (4), sintering temperature is 1100 DEG C, and roasting time is 2 hours；After step (4) terminates, the content of arsenic and sulphur
Summation accounts for the total amount of roasted ore not higher than 0.5%, and the removal efficiency of arsenic and sulphur is not less than 85%.
In step (5), the reducing agent is coke；The flux is lime stone；The production intermediate products are flue dust；Institute
State the first roasted ore, the second roasted ore, reducing agent, flux, production intermediate products, sodium carbonate, waterglass, the first flotation tailing and
The mass ratio of second flotation tailing is 1：1：1.5：0.25：0.15：0.15：0.5：2：3.
The batch Tin concentrate stanniferous 45.33%, containing arsenic 6.34%, sulfur-bearing 8.33%, after being handled using embodiment 5, obtain
The Tin concentrate of yield 85.6%, its stanniferous 59.34%, containing arsenic 0.41%, sulfur-bearing 0.41%.
It is not new to this practicality although above-mentioned specific embodiment of the present utility model is described with reference to accompanying drawing
The limitation of type protection domain, on the basis of the technical solution of the utility model, those skilled in the art need not pay creation
Property the various modifications that can make of work or deformation still within the scope of protection of the utility model.
Claims (3)
1. a kind of Tin concentrate ore-sorting system, including the first floation tank, the second floation tank, the first rotary kiln, the second rotary kiln and electricity
Stove, it is characterised in that the electric furnace is provided with mixtures of materials import, and mixtures of materials import is connected with material mixing pit；It is described
The first floation tank be provided with the import of Tin concentrate ore pulp and No. two styryl phosphonic acid, phenylpropyl alcohol hydroximic acid and foaming agent oil inlets,
One floation tank is additionally provided with the outlet of the first flotation concentrate and the outlet of the first flotation tailing, and both are respectively connecting to the first rotary kiln and thing
Expect mixing pit；The second described floation tank is provided with No. two oil of the first flotation tailing ore pulp import and Salicyl Hydroximic Acid and foaming agent
Import, the second floation tank are additionally provided with the outlet of the second flotation concentrate and the outlet of the second flotation tailing, and both are respectively connecting to second time
Rotary kiln and material mixing pit.
2. a kind of Tin concentrate ore-sorting system according to claim 1, it is characterised in that first rotary kiln and second time
Rotary kiln is respectively equipped with the outlet of the first roasted ore and the outlet of the second roasted ore, and they are connected to material mixing pit.
A kind of 3. Tin concentrate ore-sorting system according to claim 1, it is characterised in that the electric furnace be additionally provided with sodium carbonate and
Waterglass import.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106811593A (en) * | 2017-03-24 | 2017-06-09 | 南昌专腾科技有限公司 | A kind of Tin concentrate ore-sorting system and technique |
| CN108187917A (en) * | 2018-01-12 | 2018-06-22 | 东北大学 | A kind of aromatic radical phosphonic acids and its esters collecting agent and its application |
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2017
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106811593A (en) * | 2017-03-24 | 2017-06-09 | 南昌专腾科技有限公司 | A kind of Tin concentrate ore-sorting system and technique |
| CN108187917A (en) * | 2018-01-12 | 2018-06-22 | 东北大学 | A kind of aromatic radical phosphonic acids and its esters collecting agent and its application |
| CN108187917B (en) * | 2018-01-12 | 2020-01-14 | 东北大学 | Aromatic phosphonic acid and salt collector thereof and application thereof |
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Effective date of registration: 20191114 Address after: 341400 Longhua Industrial Park, Nankang Economic Development Zone, Ganzhou City, Jiangxi Province Patentee after: Jiangxi new South Mountain Technologies Ltd Address before: 330096 Jiangxi high tech Industrial Development Zone, Nanchang Province, Nanchang University, science and Technology Park,, No. 589 high tech building, room No. 1, room 223 Patentee before: Nanchang special technology Co., Ltd. |
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