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WO2007000113A1 - Procede de separation d'element mineral et appareil correspondant - Google Patents

Procede de separation d'element mineral et appareil correspondant Download PDF

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Publication number
WO2007000113A1
WO2007000113A1 PCT/CN2006/001477 CN2006001477W WO2007000113A1 WO 2007000113 A1 WO2007000113 A1 WO 2007000113A1 CN 2006001477 W CN2006001477 W CN 2006001477W WO 2007000113 A1 WO2007000113 A1 WO 2007000113A1
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WO
WIPO (PCT)
Prior art keywords
mineral
mineral element
separated
magnetic
slurry
Prior art date
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Ceased
Application number
PCT/CN2006/001477
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English (en)
Chinese (zh)
Inventor
Tao Zhou
Mingming Zhou
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Individual
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Priority to CNA2006800240691A priority Critical patent/CN101213024A/zh
Publication of WO2007000113A1 publication Critical patent/WO2007000113A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/62—Washing granular, powdered or lumpy materials; Wet separating by hydraulic classifiers, e.g. of launder, tank, spiral or helical chute concentrator type
    • B03B5/623—Upward current classifiers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
    • B03B5/28—Washing granular, powdered or lumpy materials; Wet separating by sink-float separation

Definitions

  • the invention relates to a method for separating mineral elements and an apparatus therefor. Background technique
  • the slurry flows into the concentrator barrel through a certain tangential line through the slurry inlet, and rotates along the barrel under the action of centrifugal force.
  • the heavy ore particles are thrown by the centrifugal force to the side of the barrel and settle down the wall of the barrel.
  • Light ore particles are pushed up by the rising water stream.
  • This is the working principle of a general centrifugal reselection machine.
  • the centrifugal force and the rising water flow cannot interact and match each other, they can only be used for concentration, de-sludge, and separation of minerals with a large specific gravity. It is difficult to select mineral elements with a specific gravity difference of less than 1.5, and the selection effect is not satisfactory. Mineral elements with a specific gravity difference of 1.25 or less cannot be effectively selected.
  • An object of the present invention is to obtain a separation method capable of efficiently separating a mineral element having a small difference in specific gravity.
  • An object of the present invention is to obtain a separation apparatus capable of efficiently separating a mineral element having a small difference in specific gravity.
  • Still another object of the present invention is to provide a use of the mineral element separation method or apparatus of the present invention.
  • a mineral element separation process comprising the steps of:
  • step (b) the slurry in step (a) forms an ascending fluid with adjustable fluid resistance under the action of an external force field;
  • the ore is obtained by the following steps:
  • the granules having a particle size of 1 to 0.01 mm are obtained by pulverizing and/or finely grinding the ore or the industrial waste.
  • the fluid resistance is greater than or less than a sedimentation velocity of the mineral element particles, so that the mineral elements are layered to be separated;
  • the fluid resistance is slightly larger than the sedimentation velocity of a mineral element particle, and the specific gravity is slightly larger than the confirmation
  • Other mineral elements of the mineral element are separated at the lower part to be separated;
  • the fluid resistance is slightly less than the sedimentation velocity of a mineral element particle, and other mineral elements having a specific gravity slightly smaller than the mineral element are separated at the upper portion to be separated.
  • Another aspect of the present invention provides a method for separating mineral elements.
  • the separation method of the present invention is used for primary enrichment and impurity removal to obtain a separated mineral element. ;
  • Still another aspect of the present invention provides a layered beneficiation apparatus, mainly comprising a barrel body, an overflow tank, an electric motor, a rotating shaft, a slurry inlet, an enrichment tank, a discharge pipe, a coal mine, and an inlet/drainage port.
  • An upper stabilizing plate is installed above the enrichment tank in the barrel body, so that the mineral particles can be deposited into the bottom of the barrel body to flow into the poly mining area through the enrichment tank;
  • the lower portion of the enrichment tank is a poly mining area.
  • the upper portion of the poly-concentrating zone is installed with a moderately stable flow plate along the lower side of the enrichment trough, and a lower steady flow plate is installed above the discharge opening at the bottom of the poly-concentrating area.
  • the motor is a stepless speed regulating motor.
  • the motor is an electromagnetically regulated motor or a variable frequency motor.
  • the impeller on the rotating shaft is a single impeller or a double impeller.
  • one or more beneficiation devices are further connected to the device, and the one or more beneficiation devices are selected from the group consisting of:
  • the mineral element separation method or apparatus of the present invention is provided for separating mineral elements having a specific gravity difference of less than 1.25.
  • Figure 1 is a schematic view showing the structure of a separating apparatus of the present invention.
  • the inventors have conducted extensive and intensive research to obtain a good method for separating mineral elements by improving the process, and found that it is particularly excellent for separating mineral elements having a small difference in specific gravity, so it is particularly suitable for the separation of mineral elements.
  • the present invention also provides a separation apparatus for separating a small difference in specific gravity. The present invention has been completed on this basis.
  • the technical solution of an embodiment adopted by the present invention to solve the technical problems thereof is as follows: crushing, screening, grinding, classification, first layering machine separation, second layering machine separation.
  • "" means: After grinding, after the ore is classified, the ore particles smaller than the classification required particle size enter the next process, and the ore particles larger than the classification requirements are returned to the grinding (for example, grinding on a ball mill); " ⁇ " Indicates the next step.
  • the layered beneficiation process of the present invention may be carried out either singly or in combination.
  • a beneficiation method for performing a re-election process is referred to as a "layering method”.
  • a beneficiation method for a magnetic weight combined process consisting of a magnetic separation machine and a layered concentrator manufactured by the above-described beneficiation principle for medium and strong magnetic minerals referred to as "magnetic separation method”
  • the following separation method is used:
  • the first layering machine is a layering machine of the present invention
  • the second layering machine can be either a layering machine of the present invention or a layering machine suitable for use in the art.
  • the first layering machine is selected to remove impurities and concentrates (products).
  • the mineral elements described in the present invention include, but are not limited to, metal mineral elements, solid non-metals.
  • Metallic mineral elements include, but are not limited to: iron, tin, copper.
  • Sources of the mineral elements of the present invention include weakly magnetic or non-magnetic minerals, medium magnetic or ferromagnetic minerals. It may also be industrial waste, including but not limited to iron-containing industrial wastes such as sulfuric acid slag, phosphoric acid slag and steel slag.
  • the magnetically-containing mineral may be subjected to a magnetic separation treatment and then re-selected and then separated according to the technical scheme of the present invention.
  • the ore containing mineral elements or industrial waste is pulverized and/or finely ground for screening to obtain 1
  • the particle size of the particles is 0. 03-0. 6 ⁇ .
  • the mixing ratio of the particles to water depends on the kind of the mineral element. Preferably, the weight ratio of the particles to water is 1: 3 - 30 , more preferably 1: 15-25. Ascending fluid
  • the slurry is formed into an ascending fluid whose fluid resistance is adjustable under the action of an external force field.
  • the meaning of "rise” means: The flow of more than one fluid must be directed upwards.
  • the applied force field is formed by the interaction of mechanical force and rising water flow.
  • the flow rate of the slurry is controlled at the rotational speed of the impeller, and the rotational speed of the impeller is determined based on the selected mineral.
  • the impeller speed is preferably from 5 to 150 rpm, optimally, from 15 to 75 rpm, so that the flow rate of the slurry is suitable for separation, preferably 1. 8 ⁇ 0.5 m/s.
  • the inlet flow rate, the bottom water supply flow rate and the bottom discharge flow rate are adjusted, so that the ore body forms a rising fluid with adjustable fluid resistance under the combined action of mechanical force and rising water flow.
  • the rotational speed of the impeller is adjusted by means of stepless shifting. Fluid resistance
  • the fluid resistance of the ascending fluid can be adjusted relative to the sedimentation velocity of the mineral element particles to separate the mineral elements.
  • the sedimentation velocity of the mineral element particles has a specific value depending on the relative density of the elements to be separated.
  • the mineral element particle When the fluid resistance is greater than or less than the sedimentation velocity (elevation threshold) of a certain mineral element particle, the mineral element particle will be separated from other mineral elements in the interference settlement.
  • the water floats to the liquid surface as the rising current flows, flows out in the form of a flowing film in the form of a flowing film, flows out along the overflow tank in the upper part of the barrel body, or sinks to the bottom of the barrel and flows out through the rich tank.
  • the rising fluid resistance is slightly larger than the sedimentation velocity of a mineral element particle
  • the other mineral elements having a specific gravity slightly larger than the mineral element are discharged at the lower portion to be separated.
  • the rising fluid resistance is slightly less than the sedimentation velocity of a mineral element particle
  • the other mineral elements having a specific gravity slightly smaller than the mineral element are overflowed at the upper portion to be separated.
  • the element with a specific gravity slightly smaller than the mineral will overflow from the upper part. Otherwise, it is discharged from the lower part.
  • the layered ore dressing equipment of the invention is characterized by thick water layer beneficiation, combined with the thin water layer and part of the characteristics of the flow film beneficiation, and is integrated into one, and can be continuously produced without interruption.
  • Thiick water layer beneficiation is relative to "thin water layer beneficiation”
  • the thickness of the thick water layer is generally common knowledge.
  • the thick water layer has a thickness of 20 mm or more.
  • the thickness of a thin layer of water is also a common knowledge.
  • the thickness of the thin water layer is 2-20 mm. It should be noted that the influence of the downward suction generated by the bottom discharge port on the sedimentation of the ore in the slurry has not been noticed in the previous re-election machinery.
  • the layering machine of the invention is installed on the bottom enrichment tank to force the sediment to settle to the bottom of the barrel to flow into the poly-concentration zone through the enrichment tank. Stabilize the flow board.
  • the upper steady flow plate (the cone at the lower edge of the barrel) can isolate or weaken the interference of the suction generated by the discharge port on the swirling motion of the slurry and accelerate the sedimentation of the ore particles, and force the ore particles to be layered by specific gravity.
  • the relatively dense mineral particles settle to the bottom of the barrel and flow into the poly-concentration area through the enrichment tank.
  • a medium steady flow plate is installed in the poly mining area, and a lower steady flow plate is installed above the discharge port, so that impurities accompanying the sinking of the ore particles into the coal mining area can realize secondary separation under the pressure of water, and further reduce the row.
  • the medium/lower steady flow plate makes the second partial separation of the less dense mineral particles mixed in the denser ore with the pulp under the force of the slurry.
  • the length, width and mounting angle of the impeller are determined by a beneficiation experiment. Make sure the impeller is a single impeller or a double impeller.
  • the ratio of the diameter of the barrel to the height 1 is determined: (1 - 2).
  • the concentrator of the present invention has a wide selection range, and can effectively separate minerals having a specific gravity difference of ⁇ 0.5 or more (for example, a mineral element having a specific gravity difference of ⁇ 1.25 to a specific gravity difference of ⁇ 0.5) can be separated.
  • the element overcomes the shortcomings of traditional separation equipment that can not effectively separate mineral elements with a specific gravity difference of less than ⁇ 1.25, and can effectively treat tailings, waste residue, waste ore, and realize mineral recycling.
  • the beneficiation apparatus of the present invention can be connected to one or more other beneficiation equipment to separate the slurry, for example:
  • the crushing, grinding, and grading steps may optionally be performed prior to the primary enrichment.
  • the first layering machine is selected for decontamination and purification. Concentrate (product) Before the magnetic separation, the crushing, grinding and grading steps can be carried out first.
  • Raw ore coarse crushing - fine crushing (- 15 let) dry magnetic throwing one grinding (+0. 3ram) one grade (-0. 3 legs) - primary magnetic secondary grinding (+0. 074mm) secondary classification ( - 0. 074 awake)
  • Secondary magnetic separation layering machine (desulfurization) The layering machine selects and purifies ultra-high purity iron concentrate.
  • a magnetic separation tailings is sent to the tailings recovery machine to recover the primary concentrate and return to the primary grinding.
  • the secondary magnetic separation tailings are sent to the tailings recovery machine to recover the magnetic separation concentrate and return to the secondary grinding.
  • the primary layering machine and the secondary layering machine tailings are recovered by magnetic separation and returned to the layering machine.
  • the high-phosphorus magnetite ore produced in the Mianyang region of Sichuan province contains TFe (the density of Fe 3 0 4 is 5.18 g/cm 3 ) 25. 8 ⁇ 35. 8%, containing P (the FeP density is 4. 15 g) /cm 3 ) 1. 4 ⁇ 2. 8%.
  • the average TFe recovery rate was 80.03%.
  • the original ore in the Ya'an area of Sichuan province contains TFe (Fe 2 0 3 density of 5.24 g / cm 3 ) 35 ⁇ 37%, containing S (its FeS 2 density is .74 g/cm 3 ) ⁇ 0.80%, containing As (its FeAs density) It is 5.83 g/cm 3 , and the difference in density from Fe 2 0 3 is 0.59 g/cm 3 ) 0.40%, particle size: - 5 mm.
  • TFe65.81 ⁇ 67.15% containing SO, 052 ⁇ 0 ⁇ 1%, containing AS0.06 ⁇ 0 ⁇ 08% iron concentrate.
  • the TFe recovery rate averages 75 to 76%.
  • Hematite in Mianyang, Sichuan province contains TFe 33 ⁇ 35%, including P 0.8%. According to the above process, an iron concentrate containing 62% of TFe6 and containing P0.12 ⁇ 0.14% may be selected. The TFe recovery rate averaged 60.46%.
  • the layering machine is re-selected.
  • the hydrocyclone is classified into two grades of +0.037mm and -0.037mm and sent to the two layerers.
  • the selected concentrates are combined into the final product iron concentrate.
  • the ore contains TFe44 ⁇ 46%, containing S 0.5%, including P 0.62%.
  • iron concentrate containing TFe57.05 ⁇ 57.16%, containing SO.14% and containing P0.23% can be selected.
  • the TFe recovery rate is 62.25% on average.
  • the tailings are recovered by the magnetic separator for the iron calibrator for the cement plant.
  • the final tailings are made of non-burning and wear-resistant floor tiles.
  • the original slag contains TFe42. 83%, containing SO. 7 ⁇ 1. 0%, containing AS0. 1 ⁇ 0. 12%, particle size - 0. 5 let. According to the above process, TFe66. 5 ⁇ 67. 5%, containing SO. 044 ⁇ 0. 095%, including AS0. 02 . 06°/. Iron concentrate containing TFe45 ⁇ 49°/. Cement iron calibrator. The total recovery of TFe is 86. 39 ⁇ 89. 50%. 4% ⁇ The iron concentrate calibrating agent TFe recovery rate of 35. 02 ⁇ 38. 14%.
  • Tailings (-0. 4 let) layering machine primary tailing grinding (+0. 1mm) classification (- 0. 1 wake up) - magnetic separation layering machine desulfurization layering machine selection.
  • the primary ore particles (-0.11 leg ⁇ +0. 044 let) the grain size are selected by the middle magnetic separation, and then sent to the layering machine for re-election, then the coarse concentrate is selected.
  • Pangang's existing process selects titanium concentrate.
  • the Panxi area of Sichuan province has the final tailings after magnetic separation, re-election, chemical selection and electrification to take iron and recover sulphur-cobalt concentrate.
  • the content of tailings elements is different in Panzhihua Iron and Steel, Heavy Steel and Weigang. This refers to the final tailings thrown away by the Panzhihua Iron and Minerals Concentrator. Containing TFel3 ⁇ 14%, Ti0 2 9. 5 ⁇ 10. 0%, V0. 1%. 85% ⁇
  • 061mm sent to the layering machine desulfurization selection can be obtained with TFe58 ⁇ 60% iron concentrate, TFe recovery rate of 39 ⁇ 44%.
  • the coarse concentrate is further composed of TFe40. 60%, Si0 2 36. 89%.
  • the titanium recovery was 41%.
  • the layering machine is selected from the tailings and re-selected by the layering machine to obtain the brick clay.
  • the clay is recovered as the total amount of tailings.
  • the iron concentrate containing TFe6 is 62%, containing SO. 37 ⁇ 0. 5%, containing P0. 12 ⁇ 0. 14%.
  • the TFe recovery rate was 28.7%.
  • the pyrite tailings contain Si0 2 33. 72 ⁇ 35. 81%, AI 2 0 3 30. 36 ⁇ 31. 82%, Fe 2 0 3 6. 14 ⁇ 6. 40%, S5 ⁇ 6%, Ti0 2 3. 84 ⁇ 4. 84%, LOOS (burning vector) 15. 72 ⁇ : L6. 21%, grain size - 5 legs.
  • grain size of the tailings hierarchical machine available reselection containing Si0 2 42 ⁇ 43%, ⁇ 2 0 3 35 ⁇ 05 ⁇ 35, 47%, Fe 2 0 3 1. 80 ⁇ 1 ⁇ 96%, S1. 0 ⁇ 1. 10%, Ti0 2 0.
  • L00S burning vector 15. 24% of the primary concentrate can be obtained by magnetic separation, containing Si0 2 45 ⁇ 46%, ⁇ 2 0 3 36 ⁇ 37 ⁇ 5%, Fe 2 0 3 0. 8 ⁇ 1. 0%, SO. 6 ⁇ 0. 8%, Ti0 2 0. 4 ⁇ 0. 66% of final concentrate kaolin (porcelain clay) .
  • the mine consumption is 2. 5: 1. -0. 5 Sweeping grade primary tailings are re-selected by two layering machines, and selected sulfur concentrate containing S 2T 32%. The mine consumption is 20:1.
  • Tailings (0. 2 legs) - secondary magnetic separation - secondary grinding (+0. 088mm) classification (-0. 088mm) secondary magnetic separation secondary grinding ( +0. 044mm) classification (-0. 044 ⁇ ) Layered primary layering machine selection
  • Tailings (particle size -0.5 let) layering machine primary selection strong magnetic separation grinding (+0.15mm) classification (-0.15mm) layering machine re-selection grinding (+0.074mm) classification (-0.074mm) layering machine Desulfurization ⁇ layering machine purification
  • the strong magnetic tailings are selected by the layering machine and then selected into the layering machine to obtain copper coarse concentrate and return to the local concentrator.
  • the tin ore flotation tailings in the Gejiu area of Yunnan contain TFel6 ⁇ 26%, containing CuO.25 ⁇ 0.7%, containing SO.74%, and containing ASO.42%. According to the above procedure, an iron concentrate containing 60% to 62% of TFe, containing SO.24 to 0.3%, containing 0.08 to 0.12% of AS, and containing CuO.08% can be obtained.
  • the TFe recovery rate is 38.75 ⁇ 47.69%, and the copper recovery rate is 44.29 ⁇ 60%.
  • the copper tailings in a certain place contain TFe8.44%, containing MoO.24%, NiO.019%, and particle size - 0. lmm. According to the above procedure, molybdenum coarse concentrate containing Mo 2.84 ⁇ 3.92% can be obtained. Molybdenum recovery rate is 50 ⁇ 60%.
  • the ore contains TFe 48 ⁇ 50%, containing SO.5%, including P0.8%. According to the above process, iron concentrate containing TFe 60 ⁇ 62%, containing S0.21% and containing P0.15% can be obtained. TFe recovery rate 69.44 ⁇ 70.60% Example of mineral element separation equipment
  • the barrel 1 is made of steel plate, and the upper side of the barrel 1 is equipped with a channel bracket, and the barrel is 1
  • the upper part is surrounded by a ring of overflow trough 2, which is connected to the upper edge of the bracket and the barrel 1 by means of splicing.
  • a bucket cover is mounted above the overflow tank 2
  • a vertical variable frequency motor 3 is mounted above, and a coupling is coupled to the motor shaft and the rotating shaft 4 below.
  • the lower end of the rotating shaft 4 is mounted in a bearing case at the bottom of the barrel.
  • An impeller 6 of four blades is mounted at the 1/3 of the barrel below the feed port 5. Install the slurry inlet port 5 (with external valve) along the 1/3 barrel below the overflow tank 2.
  • An enrichment tank 8 is opened in each of the four directions (for example, evenly distributed) on the steel plate at the bottom of the barrel.
  • an upper flow plate 7 (welded by steel plates) having a length and a width larger than that of the enrichment tank 8 is attached.
  • the lower part of the enrichment tank 8 is a poly-concentration zone, and a middle steady flow plate 12 is installed obliquely along the enrichment trough 8 in the upper part of the poly-concentration zone.
  • a total of four medium-stabilized flow plates 12 made of steel plates are installed in the four enrichment tanks.
  • a circular lower steady flow plate 11 is mounted above the discharge opening at the bottom of the poly mining area.
  • the diameter of the lower steady flow plate 11 is larger than the diameter of the discharge port.
  • the upper part of the cone of the mining area is equipped with inlet and outlet ports 10 (can be connected to the valve). Below the discharge port at the bottom of the cone, there are welded steel pipes connected, and a valve 9 is installed to facilitate the outflow of the slurry.
  • the mineral processing ability is strong, and the mineral elements having a specific gravity difference of ⁇ 0.5 or more can be effectively separated.

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  • Manufacture And Refinement Of Metals (AREA)

Abstract

Cette invention concerne un procédé de séparation d'élément minéral, qui comprend les étapes suivantes : (a) former des boues contenant des particules d'un élément minéral ; (b) amener les boues de l'étape (a) à former un courant fluide montant ayant une résistance réglable du fluide lors de l'application d'une force extérieure ; (c) et séparer l'élément minéral en réglant la résistance du courant de fluide montant de l'étape (b) en fonction des vitesses de sédimentation des particules de l'élément minéral. Cette invention concerne également un appareil de séparation de matières minérales en milieu dense.
PCT/CN2006/001477 2005-06-29 2006-06-27 Procede de separation d'element mineral et appareil correspondant Ceased WO2007000113A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2006800240691A CN101213024A (zh) 2005-06-29 2006-06-27 一种矿物元素分离方法及其设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200510027293.3 2005-06-29
CN 200510027293 CN1714940A (zh) 2005-06-29 2005-06-29 矿物元素分离法

Publications (1)

Publication Number Publication Date
WO2007000113A1 true WO2007000113A1 (fr) 2007-01-04

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CN (2) CN1714940A (fr)
WO (1) WO2007000113A1 (fr)

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CN112058500A (zh) * 2020-07-29 2020-12-11 中钢集团马鞍山矿山研究总院股份有限公司 一种磁铁精矿浮选脱硫泡沫产品综合利用的选矿方法
CN113908973A (zh) * 2021-08-18 2022-01-11 西北矿冶研究院 一种复杂来源铜金尾矿的选矿方法
CN114669392A (zh) * 2022-03-29 2022-06-28 中国地质大学（北京） 一种矿物解离的装置及其方法
CN115055277A (zh) * 2022-04-27 2022-09-16 四川化工职业技术学院 一种从硫铁矿尾矿中回收高岭土、硫精矿和钛精矿的工艺
CN116889925A (zh) * 2023-07-11 2023-10-17 昆明理工大学 一种锡尾矿分类预富集-分类分选回收锡铁的方法
CN119845811A (zh) * 2025-01-02 2025-04-18 中国水利水电科学研究院 一种球形颗粒在分层水体中沉降行为的分析方法
CN120172373A (zh) * 2025-03-24 2025-06-20 武汉工程大学 一种利用硫酸渣制备纳米级磷酸铁并高效提取铜钴的方法

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CN101780433B (zh) * 2010-01-12 2012-05-09 北京科大国泰能源环境工程技术有限公司 一种高磷赤铁矿中磷元素和铁元素流态化分离方法及装置
CN106040409A (zh) * 2016-08-24 2016-10-26 孙召华 降低铁精矿中硫含量并分选钴精矿的选矿系统及选矿工艺
CN109876918B (zh) * 2019-03-22 2021-01-08 中国恩菲工程技术有限公司 氧化锑矿单矿物的制备方法

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GB2160445A (en) * 1984-01-27 1985-12-24 C H Dev & Sales Inc Hydraulic separating method and apparatus
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CN112058500B (zh) * 2020-07-29 2022-03-11 中钢集团马鞍山矿山研究总院股份有限公司 一种磁铁精矿浮选脱硫泡沫产品综合利用的选矿方法
CN113908973A (zh) * 2021-08-18 2022-01-11 西北矿冶研究院 一种复杂来源铜金尾矿的选矿方法
CN114669392A (zh) * 2022-03-29 2022-06-28 中国地质大学（北京） 一种矿物解离的装置及其方法
CN115055277A (zh) * 2022-04-27 2022-09-16 四川化工职业技术学院 一种从硫铁矿尾矿中回收高岭土、硫精矿和钛精矿的工艺
CN115055277B (zh) * 2022-04-27 2023-10-13 四川化工职业技术学院 一种从硫铁矿尾矿中回收高岭土、硫精矿和钛精矿的工艺
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