RU2013108716A - METHOD FOR PROCESSING SILVER-CONTAINING CONCENTRATES - Google Patents
METHOD FOR PROCESSING SILVER-CONTAINING CONCENTRATES Download PDFInfo
- Publication number
- RU2013108716A RU2013108716A RU2013108716/02A RU2013108716A RU2013108716A RU 2013108716 A RU2013108716 A RU 2013108716A RU 2013108716/02 A RU2013108716/02 A RU 2013108716/02A RU 2013108716 A RU2013108716 A RU 2013108716A RU 2013108716 A RU2013108716 A RU 2013108716A
- Authority
- RU
- Russia
- Prior art keywords
- chloride
- solution
- cake
- cinder
- leaching
- Prior art date
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
1.Способ переработки серебросодержащих концентратов, включающий смешивание концентрата с хлоридами щелочных металлов, термообработку смеси в среде кислородсодержащего газа, выщелачивание хлоридного огарка, отделение кека хлоридного огарка от раствора, упаривание хлоридного раствора с получением продукта на основе хлоридов щелочных металлов, отличающийся тем, что выщелачивание хлоридного огарка осуществляют в воде, хлоридный раствор обрабатывают сульфидом натрия и хлоридом кальция с отделением осадков сульфида меди и дигидрата сульфата кальция, кек хлоридного огарка выщелачивают в растворе тиосульфата натрия с последующим отделением нерастворимого осадка кека от продуктивного раствора, который обрабатывают сульфидом натрия с последующим отделением осадка сульфидов от регенерированного раствора тиосульфата натрия, который направляют на выщелачивание кека хлоридного огарка, а осадок сульфидов перерабатывают известными способами с получением серебра.2.Способ по п.1, отличающийся тем, что хлориды щелочных металлов поступают на смешивание с концентратом в виде насыщенного раствора.1. A method for processing silver-containing concentrates, including mixing the concentrate with alkali metal chlorides, heat treatment of the mixture in an oxygen-containing gas environment, leaching of the chloride cinder, separating the cake of the chloride cinder from the solution, evaporation of the chloride solution to obtain a product based on alkali metal chlorides, characterized in that the leaching chloride cinder is carried out in water, the chloride solution is treated with sodium sulfide and calcium chloride with the separation of copper sulfide and calcium sulfate dihydrate precipitates, the chloride cinder cake is leached in a sodium thiosulfate solution, followed by the separation of the insoluble cake cake from the productive solution, which is treated with sodium sulfide, followed by separation of the cake sulfides from the regenerated sodium thiosulfate solution, which is directed to the leaching of the chloride cinder cake, and the sulfide precipitate is processed by known methods to obtain silver. 2. The method according to claim 1, characterized in that x lorides of alkali metals are mixed with the concentrate in the form of a saturated solution.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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RU2013108716/02A RU2532697C2 (en) | 2013-02-28 | 2013-02-28 | Method of processing silver-containing concentrates |
Applications Claiming Priority (1)
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RU2013108716/02A RU2532697C2 (en) | 2013-02-28 | 2013-02-28 | Method of processing silver-containing concentrates |
Publications (2)
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RU2013108716A true RU2013108716A (en) | 2014-09-10 |
RU2532697C2 RU2532697C2 (en) | 2014-11-10 |
Family
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Family Applications (1)
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RU2013108716/02A RU2532697C2 (en) | 2013-02-28 | 2013-02-28 | Method of processing silver-containing concentrates |
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RU (1) | RU2532697C2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112708772A (en) * | 2020-12-23 | 2021-04-27 | 紫金矿业集团股份有限公司 | Method for high-valued and synergistic dechlorination of zinc smelting intermediate material |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107502752B (en) * | 2017-08-18 | 2019-03-26 | 钦州学院 | A method of improving Silver From Ore leaching rate |
CN108384967A (en) * | 2018-01-23 | 2018-08-10 | 昆明理工大学 | A method of recycling silver from steel works sintering dirt mud |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA75593B (en) * | 1975-01-29 | 1976-09-29 | Nat Inst Metallurg | A process for the treatment of mixtures of platinum group metals and gold |
DE3307163A1 (en) * | 1983-03-01 | 1984-09-06 | Chevron Research Co., San Francisco, Calif. | Method for the selective removal of palladium from a mixture containing more palladium than platinum |
RU2071978C1 (en) * | 1992-05-13 | 1997-01-20 | Акционерное общество открытого типа "Уралэлектромедь" | Method of copper-electrolyte slime processing |
RU2164255C2 (en) * | 1999-02-04 | 2001-03-20 | ОАО "Красноярский завод цветных металлов" | Method of recovery of noble metals from products containing silver chloride, metals of platinum group and gold |
RU2204620C2 (en) * | 2001-07-30 | 2003-05-20 | ОАО "Красноярский завод цветных металлов им. В.Н.Гулидова" | Method of reprocessing iron oxide based sediments containing precious metals |
RU2286399C1 (en) * | 2005-03-29 | 2006-10-27 | ОАО "Горно-металлургическая компания "Норильский никель" | Method of processing materials containing precious metals and lead |
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2013
- 2013-02-28 RU RU2013108716/02A patent/RU2532697C2/en active IP Right Revival
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112708772A (en) * | 2020-12-23 | 2021-04-27 | 紫金矿业集团股份有限公司 | Method for high-valued and synergistic dechlorination of zinc smelting intermediate material |
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Publication number | Publication date |
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RU2532697C2 (en) | 2014-11-10 |
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Date | Code | Title | Description |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160229 |
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NF4A | Reinstatement of patent |
Effective date: 20170206 |