RU98100436A - METAL EXTRACTION METHOD - Google Patents

METAL EXTRACTION METHOD

Info

Publication number
RU98100436A
RU98100436A RU98100436/02A RU98100436A RU98100436A RU 98100436 A RU98100436 A RU 98100436A RU 98100436/02 A RU98100436/02 A RU 98100436/02A RU 98100436 A RU98100436 A RU 98100436A RU 98100436 A RU98100436 A RU 98100436A
Authority
RU
Russia
Prior art keywords
solution
cobalt
nickel
copper
carried out
Prior art date
Application number
RU98100436/02A
Other languages
Russian (ru)
Other versions
RU2178007C2 (en
Inventor
Дэвид Л. Джоунс
Original Assignee
Коминко Енджиниэринг Сэвисиз Элтиди
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.)
Filing date
Publication date
Priority claimed from US08/488,128 external-priority patent/US5650057A/en
Application filed by Коминко Енджиниэринг Сэвисиз Элтиди filed Critical Коминко Енджиниэринг Сэвисиз Элтиди
Publication of RU98100436A publication Critical patent/RU98100436A/en
Application granted granted Critical
Publication of RU2178007C2 publication Critical patent/RU2178007C2/en

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Claims (25)

1. Способ извлечения металла, в частности никеля и кобальта из руды или концентрата, заключающийся в том, что руду или концентрат подвергают окислению под давлением в присутствии кислорода и кислого раствора, содержащего ионы галогена и источник ионов бисульфата или сульфата, с получением раствора извлекаемого металла, отличающийся тем, что источник ионов бисульфата или сульфата выбирают из группы, содержащей серную кислоту и сульфат металла, гидролизуемый в кислом растворе.1. The method of extraction of metal, in particular Nickel and cobalt from ore or concentrate, which consists in the fact that the ore or concentrate is subjected to oxidation under pressure in the presence of oxygen and an acidic solution containing halogen ions and a source of ions of bisulfate or sulfate, to obtain a solution of recoverable metal characterized in that the source of bisulfate or sulfate ions is selected from the group consisting of sulfuric acid and metal sulfate hydrolyzable in an acidic solution. 2. Способ по п. 1, отличающийся тем, что окисление под давлением проводят в температурном диапазоне 130 - 150°С. 2. The method according to p. 1, characterized in that the oxidation under pressure is carried out in the temperature range 130 - 150 ° C. 3. Способ по п. 1, отличающийся тем, что окисление под давлением проводят при полном давлении кислорода и пара, составляющем 690 - 1380 кПа. 3. The method according to p. 1, characterized in that the oxidation under pressure is carried out at full pressure of oxygen and steam, comprising 690 - 1380 kPa. 4. Способ по пп.1, 2 или 3, отличающийся тем, что галоген выбирают из хлора и брома. 4. The method according to claims 1, 2 or 3, characterized in that the halogen is selected from chlorine and bromine. 5. Способ по п. 4, отличающийся тем, что галогеном является хлор, а содержание хлорида находится в пределах 8 - 20 г/л. 5. The method according to p. 4, characterized in that the halogen is chlorine, and the chloride content is in the range of 8 to 20 g / L. 6. Способ по п. 5, отличающийся тем, что содержание хлорида равно 12 г/л. 6. The method according to p. 5, characterized in that the chloride content is 12 g / L. 7. Способ по пп. 1,2,3,5 или 6, отличающийся тем, что извлекаемым металлом является никель, и способ дополнительно включает в себя стадию извлечения никеля из раствора. 7. The method according to PP. 1,2,3,5 or 6, characterized in that the metal to be recovered is nickel, and the method further includes the step of extracting nickel from the solution. 8. Способ по п. 7, отличающийся тем, что никель извлекают из раствора путем его осаждения из этого раствора, отделения никельсодержащего осадка от раствора и выщелачивания никеля из никельсодержащего осадка с получением раствора никеля. 8. The method according to p. 7, characterized in that nickel is extracted from the solution by precipitation from this solution, separating the nickel-containing precipitate from the solution and leaching nickel from the nickel-containing precipitate to obtain a nickel solution. 9. Способ по п. 7, отличающийся тем, что раствор также содержит медь, и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением никеля. 9. The method according to p. 7, characterized in that the solution also contains copper, and the method further includes the step of removing copper from the solution, carried out before the deposition of Nickel. 10. Способ по п. 7, отличающийся тем, что руда или концентрат также содержит медь, которую выщелачивают в раствор во время окисления под давлением, и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением никеля. 10. The method according to p. 7, characterized in that the ore or concentrate also contains copper, which is leached into the solution during oxidation under pressure, and the method further includes the step of removing copper from the solution, carried out before the deposition of Nickel. 11. Способ по п. 9 или 10, отличающийся тем, что медь удаляют путем экстракции растворителем. 11. The method according to p. 9 or 10, characterized in that the copper is removed by extraction with a solvent. 12. Способ по п. 9 или 10, отличающийся тем, что медь удаляют путем осаждения. 12. The method according to p. 9 or 10, characterized in that the copper is removed by precipitation. 13. Способ по пп. 1,2,3,5 или 6, отличающийся тем, что извлекаемым металлом является кобальт и способ дополнительно включает в себя стадию выделения кобальта из раствора. 13. The method according to PP. 1,2,3,5 or 6, characterized in that the recoverable metal is cobalt and the method further includes the step of separating cobalt from the solution. 14. Способ по п. 13, отличающийся тем, что кобальт выделяют из раствора путем его осаждения из этого раствора, отделения кобальтсодержащего осадка от раствора и выщелачивания кобальта из кобальтсодержащего осадка с получением раствора кобальта. 14. The method according to p. 13, characterized in that cobalt is isolated from the solution by precipitation from this solution, separating the cobalt-containing precipitate from the solution and leaching cobalt from the cobalt-containing precipitate to obtain a cobalt solution. 15. Способ по п. 13, отличающийся тем, что раствор также содержит медь, и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением кобальта. 15. The method according to p. 13, characterized in that the solution also contains copper, and the method further includes the step of removing copper from the solution, carried out before the deposition of cobalt. 16. Способ по п. 13, отличающийся тем, что руда или концентрат также содержит медь, которую выщелачивают в раствор во время окисления под давлением, и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением кобальта. 16. The method according to p. 13, characterized in that the ore or concentrate also contains copper, which is leached into the solution during oxidation under pressure, and the method further includes the step of removing copper from the solution, carried out before the deposition of cobalt. 17. Способ по п. 15 или 16, отличающийся тем, что медь удаляют путем экстракции растворителем. 17. The method according to p. 15 or 16, characterized in that the copper is removed by solvent extraction. 18. Способ по п. 15 или 16, отличающийся тем, что медь удаляют путем осаждения. 18. The method according to p. 15 or 16, characterized in that the copper is removed by precipitation. 19. Способ по пп. 1,2,3,5 или 6, отличающийся тем, что извлекаемыми металлами являются никель и кобальт, и способ дополнительно включает в себя стадию выделения никеля и кобальта из раствора с получением раствора никеля и кобальта. 19. The method according to PP. 1,2,3,5 or 6, characterized in that the recoverable metals are nickel and cobalt, and the method further includes the step of separating nickel and cobalt from the solution to obtain a solution of nickel and cobalt. 20. Способ по пп. 19, отличающийся тем, что никель и кобальт выделяют из раствора путем осаждения никеля и кобальта из этого раствора, отделения никель- и кобальтсодержащего осадка от раствора и выщелачивания никеля и кобальта из никель- и кобальтсодержащего осадка с получением раствора никеля и кобальта. 20. The method according to PP. 19, characterized in that nickel and cobalt are isolated from the solution by precipitation of nickel and cobalt from this solution, separation of the nickel and cobalt-containing precipitate from the solution, and leaching of nickel and cobalt from the nickel and cobalt-containing precipitate to obtain a solution of nickel and cobalt. 21. Способ по п. 19, отличающийся тем, что раствор также содержит медь и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением никеля и кобальта. 21. The method according to p. 19, characterized in that the solution also contains copper and the method further includes the step of removing copper from the solution, carried out before the deposition of Nickel and cobalt. 22. Способ по п. 19, отличающийся тем, что руда или концентрат также содержит медь, которую выщелачивают в раствор во время окисления под давлением, и способ дополнительно включает в себя стадию удаления меди из раствора, проводимую перед осаждением никеля и кобальта. 22. The method according to p. 19, characterized in that the ore or concentrate also contains copper, which is leached into the solution during oxidation under pressure, and the method further includes the step of removing copper from the solution, carried out before the deposition of Nickel and cobalt. 23. Способ по п. 21 или 22, оличающийся тем, что медь удаляют путем экстракции растворителем. 23. The method according to p. 21 or 22, characterized in that the copper is removed by extraction with a solvent. 24. Способ по п. 21 или 22, отличающийся тем, что медь удаляют путем осаждения. 24. The method according to p. 21 or 22, characterized in that the copper is removed by precipitation. 25. Способ по п. 19, отличающийся тем, что он дополнительно включает в себя стадию выделения никеля и кобальта из раствора путем селективной экстракции растворителем с получением отдельных растворов никеля и кобальта, пригодных для электрохимического извлечения. 25. The method according to p. 19, characterized in that it further includes the step of separating nickel and cobalt from the solution by selective solvent extraction to obtain separate solutions of nickel and cobalt suitable for electrochemical extraction.
RU98100436A 1995-06-07 1996-01-04 Method of recovering nickel and/or cobalt from ore or concentrate RU2178007C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/488,128 US5650057A (en) 1993-07-29 1995-06-07 Chloride assisted hydrometallurgical extraction of metal
US08/488,128 1995-06-07

Publications (2)

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RU98100436A true RU98100436A (en) 1999-10-27
RU2178007C2 RU2178007C2 (en) 2002-01-10

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RU98100436A RU2178007C2 (en) 1995-06-07 1996-01-04 Method of recovering nickel and/or cobalt from ore or concentrate
RU98100309A RU2179192C2 (en) 1995-06-07 1996-01-19 Method of extraction of metal
RU98100271A RU2174562C2 (en) 1995-06-07 1996-06-07 Nickel and/or cobalt recovery method (options)

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RU98100309A RU2179192C2 (en) 1995-06-07 1996-01-19 Method of extraction of metal
RU98100271A RU2174562C2 (en) 1995-06-07 1996-06-07 Nickel and/or cobalt recovery method (options)

Country Status (23)

Country Link
US (1) US5650057A (en)
EP (5) EP0832302B1 (en)
JP (3) JP4180655B2 (en)
KR (1) KR100426231B1 (en)
CN (3) CN1057344C (en)
AU (3) AU694960C (en)
BG (3) BG62178B1 (en)
BR (3) BR9608624A (en)
CA (6) CA2456772A1 (en)
DE (5) DE69610208T2 (en)
DK (3) DK0832302T3 (en)
ES (3) ES2153950T3 (en)
FI (2) FI116905B (en)
GT (2) GT199600014A (en)
NO (1) NO975707D0 (en)
OA (1) OA10643A (en)
PE (2) PE30096A1 (en)
PL (3) PL323593A1 (en)
RU (3) RU2178007C2 (en)
TR (5) TR199701570T1 (en)
TW (2) TW408186B (en)
WO (3) WO1996041026A1 (en)
ZA (1) ZA964866B (en)

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