RU2012113355A - METHOD FOR ENRICHMENT OF TECHNOGENIC PRODUCTS AND NATURAL MINERAL RAW MATERIALS OF NON-FERROUS METALS - Google Patents
METHOD FOR ENRICHMENT OF TECHNOGENIC PRODUCTS AND NATURAL MINERAL RAW MATERIALS OF NON-FERROUS METALS Download PDFInfo
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- RU2012113355A RU2012113355A RU2012113355/03A RU2012113355A RU2012113355A RU 2012113355 A RU2012113355 A RU 2012113355A RU 2012113355/03 A RU2012113355/03 A RU 2012113355/03A RU 2012113355 A RU2012113355 A RU 2012113355A RU 2012113355 A RU2012113355 A RU 2012113355A
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- xanthate
- dithiophosphate
- minutes
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- Manufacture And Refinement Of Metals (AREA)
Abstract
Способ флотационного обогащения сульфидных техногенных продуктов цветных металлов, включающий кондиционирование измельченной смеси сульфгидрильными собирателями в щелочной известковой среде, отличающийся тем, что, с целью снижения флотируемости пирита и повышения извлечения металлов, в раствор дитиофосфата вводят в качестве модифицирующих компонентов до 10% (мольная доля) раствор ксантогената и КМЦ до 20% (массовая доля), после чего пульпу вначале последовательно кондиционируют с модифицированным дитиофосфатом при рН более 8-9 при продолжительности до 10 мин, а затем с ксантогенатом с интервалом до 10 мин и флотируют сульфиды цветных металлов и минеральные формы благородных металлов при соотношении расходов модифицированного дитиофосфата и ксантогената соответственно от 1:2 до 2:1.A flotation method for sulphide technogenic products of non-ferrous metals, including conditioning the crushed mixture with sulphydryl collectors in an alkaline calcareous medium, characterized in that, in order to reduce pyrite flotability and increase metal recovery, up to 10% are introduced into the dithiophosphate solution as modifying components (mole fraction) solution of xanthate and CMC up to 20% (mass fraction), after which the pulp is first sequentially conditioned with modified dithiophosphate at a pH of more than 8-9 at lzhitelnosti to 10 minutes, and then xanthate intervals up to 10 minutes and floated sulfides nonferrous metals and mineral forms of noble metals at a ratio costs dithiophosphate and xanthate modified suitably from 1: 2 to 2: 1.
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RU2012113355/03A RU2498862C1 (en) | 2012-04-06 | 2012-04-06 | Method of dressing man-made mineral stock of nonferrous metals |
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RU2012113355/03A RU2498862C1 (en) | 2012-04-06 | 2012-04-06 | Method of dressing man-made mineral stock of nonferrous metals |
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RU2012113355A true RU2012113355A (en) | 2013-10-20 |
RU2498862C1 RU2498862C1 (en) | 2013-11-20 |
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RU2012113355/03A RU2498862C1 (en) | 2012-04-06 | 2012-04-06 | Method of dressing man-made mineral stock of nonferrous metals |
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Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60197253A (en) * | 1984-03-21 | 1985-10-05 | Sumitomo Metal Mining Co Ltd | Beneficiation of complicated sulfide ore |
GB2258171B (en) * | 1991-07-29 | 1995-01-18 | Shell Int Research | Processing complex mineral ores |
RU2254931C2 (en) * | 2003-07-28 | 2005-06-27 | Открытое акционерное общество "Горно-металлургическая компания "Норильский никель" | Method of concentration of sulfide copper-nickel ores |
RU2372145C1 (en) * | 2008-05-30 | 2009-11-10 | Общество с ограниченной ответственностью "ТВЭЛЛ" | Method of selective separation of pentlandite against iron-bearing materials at concentration of solid sulfide high copper-nickel grades |
RU2379116C1 (en) * | 2008-10-13 | 2010-01-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Государственный технологический университет" Московский институт стали и сплавов | Method of flotation of sulphide ores of non-ferrous metals |
RU2393925C1 (en) * | 2008-11-19 | 2010-07-10 | Александр Юрьевич Хмельник | Method of flotation separation of sulphides comprising noble metals from complex iron-containing ore and composite material to this end |
RU2433866C2 (en) * | 2009-11-16 | 2011-11-20 | Федеральное государственное образовательное учреждение высшего профессионального образования "Национальный исследовательский технологический университет "МИСиС" | Method of floatation of copper-zinc-pyrite ore (versions) |
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2012
- 2012-04-06 RU RU2012113355/03A patent/RU2498862C1/en not_active IP Right Cessation
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20140407 |
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NF4A | Reinstatement of patent |
Effective date: 20150610 |
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MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20180407 |