CA1160849A - Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers - Google Patents

Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers

Info

Publication number: CA1160849A
Authority: CA; Canada
Prior art keywords: sulfate; iron; reaction; iii; mixture
Prior art date: 1981-04-28
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000376437A

Other languages

English (en)

Inventor

Pekka J. Saikkonen

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1981-04-28

Filing date

1981-04-28

Publication date

1984-01-24

1981-04-28 Application filed by Individual filed Critical Individual

1981-04-28 Priority to CA000376437A priority Critical patent/CA1160849A/fr

1984-01-24 Application granted granted Critical

1984-01-24 Publication of CA1160849A publication Critical patent/CA1160849A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 48
229910052751 metal Inorganic materials 0.000 title claims abstract description 43
239000002184 metal Substances 0.000 title claims abstract description 43
230000008569 process Effects 0.000 title claims abstract description 34
239000012141 concentrate Substances 0.000 title claims abstract description 20
239000002893 slag Substances 0.000 title claims abstract description 11
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title claims abstract description 9
239000000203 mixture Substances 0.000 claims abstract description 28
RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims abstract description 23
239000007858 starting material Substances 0.000 claims abstract description 17
229910052936 alkali metal sulfate Inorganic materials 0.000 claims abstract description 8
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims abstract description 4
229910052921 ammonium sulfate Inorganic materials 0.000 claims abstract description 4
235000011130 ammonium sulphate Nutrition 0.000 claims abstract description 4
238000006243 chemical reaction Methods 0.000 claims description 50
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 34
229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 32
150000001875 compounds Chemical class 0.000 claims description 21
229910052935 jarosite Inorganic materials 0.000 claims description 17
150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 15
229910000859 α-Fe Inorganic materials 0.000 claims description 15
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 14
239000000155 melt Substances 0.000 claims description 13
239000011541 reaction mixture Substances 0.000 claims description 13
239000011734 sodium Substances 0.000 claims description 13
229910052700 potassium Inorganic materials 0.000 claims description 10
239000007787 solid Substances 0.000 claims description 10
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 9
229910052708 sodium Inorganic materials 0.000 claims description 9
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 8
229910052595 hematite Inorganic materials 0.000 claims description 8
239000011019 hematite Substances 0.000 claims description 8
LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 claims description 8
JZMJDSHXVKJFKW-UHFFFAOYSA-M methyl sulfate(1-) Chemical compound COS([O-])(=O)=O JZMJDSHXVKJFKW-UHFFFAOYSA-M 0.000 claims description 8
238000011282 treatment Methods 0.000 claims description 8
239000011701 zinc Substances 0.000 claims description 8
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 7
239000011591 potassium Substances 0.000 claims description 7
229910052725 zinc Inorganic materials 0.000 claims description 6
229910052770 Uranium Inorganic materials 0.000 claims description 5
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
239000011777 magnesium Substances 0.000 claims description 5
229910052759 nickel Inorganic materials 0.000 claims description 5
230000001590 oxidative effect Effects 0.000 claims description 5
DNYWZCXLKNTFFI-UHFFFAOYSA-N uranium Chemical compound [U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U][U] DNYWZCXLKNTFFI-UHFFFAOYSA-N 0.000 claims description 5
ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 claims description 4
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
229910052776 Thorium Inorganic materials 0.000 claims description 4
229910052783 alkali metal Inorganic materials 0.000 claims description 4
150000001340 alkali metals Chemical class 0.000 claims description 4
229910052790 beryllium Inorganic materials 0.000 claims description 4
ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 claims description 4
229910052793 cadmium Inorganic materials 0.000 claims description 4
BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 4
229910052749 magnesium Inorganic materials 0.000 claims description 4
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 4
229910052761 rare earth metal Inorganic materials 0.000 claims description 4
150000002910 rare earth metals Chemical class 0.000 claims description 4
238000005670 sulfation reaction Methods 0.000 claims description 4
238000007669 thermal treatment Methods 0.000 claims description 4
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
229910017052 cobalt Inorganic materials 0.000 claims description 3
239000010941 cobalt Substances 0.000 claims description 3
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 3
230000006872 improvement Effects 0.000 claims description 3
229910052744 lithium Inorganic materials 0.000 claims description 3
238000005979 thermal decomposition reaction Methods 0.000 claims description 3
235000007686 potassium Nutrition 0.000 claims 4
229960003975 potassium Drugs 0.000 claims 4
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 2
QUQFTIVBFKLPCL-UHFFFAOYSA-L copper;2-amino-3-[(2-amino-2-carboxylatoethyl)disulfanyl]propanoate Chemical compound [Cu+2].[O-]C(=O)C(N)CSSCC(N)C([O-])=O QUQFTIVBFKLPCL-UHFFFAOYSA-L 0.000 claims 2
150000002506 iron compounds Chemical class 0.000 claims 1
230000001180 sulfating effect Effects 0.000 claims 1
239000003153 chemical reaction reagent Substances 0.000 abstract description 7
229910052500 inorganic mineral Inorganic materials 0.000 abstract description 4
239000011707 mineral Substances 0.000 abstract description 4
239000001166 ammonium sulphate Substances 0.000 abstract 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 30
229910021653 sulphate ion Inorganic materials 0.000 description 19
229910052924 anglesite Inorganic materials 0.000 description 18
229910052742 iron Inorganic materials 0.000 description 14
239000010949 copper Substances 0.000 description 13
235000008504 concentrate Nutrition 0.000 description 11
238000005755 formation reaction Methods 0.000 description 10
229910052802 copper Inorganic materials 0.000 description 9
150000002739 metals Chemical class 0.000 description 9
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
239000007789 gas Substances 0.000 description 8
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 7
239000012071 phase Substances 0.000 description 7
229910021260 NaFe Inorganic materials 0.000 description 6
-1 oxygen ion Chemical class 0.000 description 6
229910052938 sodium sulfate Inorganic materials 0.000 description 6
230000015572 biosynthetic process Effects 0.000 description 5
239000003795 chemical substances by application Substances 0.000 description 5
239000000463 material Substances 0.000 description 5
150000003839 salts Chemical class 0.000 description 5
229910000369 cadmium(II) sulfate Inorganic materials 0.000 description 4
239000002245 particle Substances 0.000 description 4
230000036647 reaction Effects 0.000 description 4
235000011152 sodium sulphate Nutrition 0.000 description 4
239000000243 solution Substances 0.000 description 4
239000000126 substance Substances 0.000 description 4
229910003202 NH4 Inorganic materials 0.000 description 3
239000007832 Na2SO4 Substances 0.000 description 3
229910020558 Na3Fe Inorganic materials 0.000 description 3
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
229910000366 copper(II) sulfate Inorganic materials 0.000 description 3
150000002500 ions Chemical class 0.000 description 3
239000007791 liquid phase Substances 0.000 description 3
229910044991 metal oxide Inorganic materials 0.000 description 3
150000004706 metal oxides Chemical class 0.000 description 3
235000010755 mineral Nutrition 0.000 description 3
230000003647 oxidation Effects 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
229910052760 oxygen Inorganic materials 0.000 description 3
239000001301 oxygen Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
230000035484 reaction time Effects 0.000 description 3
238000003746 solid phase reaction Methods 0.000 description 3
238000010671 solid-state reaction Methods 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
229910000368 zinc sulfate Inorganic materials 0.000 description 3
229910052684 Cerium Inorganic materials 0.000 description 2
229910017518 Cu Zn Inorganic materials 0.000 description 2
229910017358 Fe2(SO4) Inorganic materials 0.000 description 2
UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
229910004369 ThO2 Inorganic materials 0.000 description 2
239000004411 aluminium Substances 0.000 description 2
229910052782 aluminium Inorganic materials 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
229910052925 anhydrite Inorganic materials 0.000 description 2
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
KQHXBDOEECKORE-UHFFFAOYSA-L beryllium sulfate Inorganic materials [Be+2].[O-]S([O-])(=O)=O KQHXBDOEECKORE-UHFFFAOYSA-L 0.000 description 2
ZMIGMASIKSOYAM-UHFFFAOYSA-N cerium Chemical compound [Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce][Ce] ZMIGMASIKSOYAM-UHFFFAOYSA-N 0.000 description 2
229910052951 chalcopyrite Inorganic materials 0.000 description 2
DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 2
239000007795 chemical reaction product Substances 0.000 description 2
230000003247 decreasing effect Effects 0.000 description 2
238000010586 diagram Methods 0.000 description 2
238000009792 diffusion process Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
230000002349 favourable effect Effects 0.000 description 2
238000002386 leaching Methods 0.000 description 2
230000007246 mechanism Effects 0.000 description 2
239000002244 precipitate Substances 0.000 description 2
238000001556 precipitation Methods 0.000 description 2
229910052683 pyrite Inorganic materials 0.000 description 2
NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 2
239000011028 pyrite Substances 0.000 description 2
150000004760 silicates Chemical class 0.000 description 2
238000006467 substitution reaction Methods 0.000 description 2
ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 2
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical class [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
208000036366 Sensation of pressure Diseases 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfate Natural products OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
239000005864 Sulphur Substances 0.000 description 1
239000003929 acidic solution Substances 0.000 description 1
229910001413 alkali metal ion Inorganic materials 0.000 description 1
230000008901 benefit Effects 0.000 description 1
229910002056 binary alloy Inorganic materials 0.000 description 1
229910052948 bornite Inorganic materials 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000001110 calcium chloride Substances 0.000 description 1
235000011148 calcium chloride Nutrition 0.000 description 1
229910001628 calcium chloride Inorganic materials 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
239000000470 constituent Substances 0.000 description 1
BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 description 1
229910052955 covellite Inorganic materials 0.000 description 1
KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
OYFJQPXVCSSHAI-QFPUQLAESA-N enalapril maleate Chemical compound OC(=O)\C=C/C(O)=O.C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](CCC1)C(O)=O)CC1=CC=CC=C1 OYFJQPXVCSSHAI-QFPUQLAESA-N 0.000 description 1
230000007613 environmental effect Effects 0.000 description 1
230000005496 eutectics Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
229910052949 galena Inorganic materials 0.000 description 1
229910052598 goethite Inorganic materials 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 1
229910001504 inorganic chloride Inorganic materials 0.000 description 1
BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical class [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910052943 magnesium sulfate Inorganic materials 0.000 description 1
229910000357 manganese(II) sulfate Inorganic materials 0.000 description 1
238000005259 measurement Methods 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
229910021645 metal ion Inorganic materials 0.000 description 1
238000005272 metallurgy Methods 0.000 description 1
238000013508 migration Methods 0.000 description 1
230000005012 migration Effects 0.000 description 1
229910052953 millerite Inorganic materials 0.000 description 1
150000002816 nickel compounds Chemical class 0.000 description 1
229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
238000013021 overheating Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-O oxonium Chemical group [OH3+] XLYOFNOQVPJJNP-UHFFFAOYSA-O 0.000 description 1
229910052954 pentlandite Inorganic materials 0.000 description 1
238000010587 phase diagram Methods 0.000 description 1
235000021317 phosphate Nutrition 0.000 description 1
150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
239000011148 porous material Substances 0.000 description 1
239000001120 potassium sulphate Substances 0.000 description 1
235000011151 potassium sulphates Nutrition 0.000 description 1
238000012545 processing Methods 0.000 description 1
230000001737 promoting effect Effects 0.000 description 1
229910052952 pyrrhotite Inorganic materials 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000012552 review Methods 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
239000011343 solid material Substances 0.000 description 1
229910052950 sphalerite Inorganic materials 0.000 description 1
WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 1
230000019635 sulfation Effects 0.000 description 1
238000002076 thermal analysis method Methods 0.000 description 1
238000006276 transfer reaction Methods 0.000 description 1
UYPYRKYUKCHHIB-UHFFFAOYSA-N trimethylamine N-oxide Chemical compound C[N+](C)(C)[O-] UYPYRKYUKCHHIB-UHFFFAOYSA-N 0.000 description 1
NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1

Landscapes

Compounds Of Iron (AREA)

CA000376437A 1981-04-28 1981-04-28 Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers Expired CA1160849A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000376437A CA1160849A (fr)	1981-04-28	1981-04-28	Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA000376437A CA1160849A (fr)	1981-04-28	1981-04-28	Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers

Publications (1)

Publication Number	Publication Date
CA1160849A true CA1160849A (fr)	1984-01-24

Family

ID=4119846

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000376437A Expired CA1160849A (fr)	1981-04-28	1981-04-28	Methode de separation des elements metalliques non ferreux des minerais, concentres, produits oxydes du grillage et laitiers

Country Status (1)

Country	Link
CA (1)	CA1160849A (fr)

1981
- 1981-04-28 CA CA000376437A patent/CA1160849A/fr not_active Expired

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US4541993A (en)	1985-09-17	Process for the sulfatization of non-ferrous metal sulfides
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US3981963A (en)	1976-09-21	Iron chloride activated oxidation of sulfide ores
CA1106620A (fr)	1981-08-11	Methode de separation du zinc
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WO2025043273A1 (fr)	2025-03-06	Récupération de métaux de valeur à partir de concentrés complexes
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Legal Events

Date	Code	Title	Description
2001-01-24	MKEX	Expiry