ZA200002323B - Cyanide recovery by solvent extraction. - Google Patents

Cyanide recovery by solvent extraction.

Info

Publication number
ZA200002323B
ZA200002323B ZA200002323A ZA200002323A ZA200002323B ZA 200002323 B ZA200002323 B ZA 200002323B ZA 200002323 A ZA200002323 A ZA 200002323A ZA 200002323 A ZA200002323 A ZA 200002323A ZA 200002323 B ZA200002323 B ZA 200002323B
Authority
ZA
South Africa
Prior art keywords
organic solvent
cyanide
aqueous solution
butyl
tri
Prior art date
Application number
ZA200002323A
Other languages
English (en)
Inventor
David Bruce Dreisinger
Original Assignee
Placer Dome Inc
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
Application filed by Placer Dome Inc filed Critical Placer Dome Inc
Publication of ZA200002323B publication Critical patent/ZA200002323B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00—Obtaining noble metals
    • C22B11/08—Obtaining noble metals by cyaniding
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
    • C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
    • C22B3/38—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing phosphorus
    • C22B3/384—Pentavalent phosphorus oxyacids, esters thereof
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/903—Nitrogenous
    • Y10S210/904—-CN containing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Metallurgy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Manufacture And Refinement Of Metals (AREA)
ZA200002323A 1999-01-22 2000-05-11 Cyanide recovery by solvent extraction. ZA200002323B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/235,876 US6200545B1 (en) 1999-01-22 1999-01-22 Cyanide recovery by solvent extraction

Publications (1)

Publication Number Publication Date
ZA200002323B true ZA200002323B (en) 2001-08-13

Family

ID=22887251

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200002323A ZA200002323B (en) 1999-01-22 2000-05-11 Cyanide recovery by solvent extraction.

Country Status (10)

Country Link
US (1) US6200545B1 (de)
EP (1) EP1165847B1 (de)
AT (1) ATE241708T1 (de)
AU (1) AU772784B2 (de)
CA (1) CA2310111C (de)
DE (1) DE60003017D1 (de)
ES (1) ES2200814T3 (de)
OA (1) OA11485A (de)
WO (1) WO2000043558A1 (de)
ZA (1) ZA200002323B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7037482B2 (en) * 2003-03-10 2006-05-02 Teck Cominco Metals Ltd. Solvent extraction of a halide from a aqueous sulphate solution
US8262768B2 (en) * 2007-09-17 2012-09-11 Barrick Gold Corporation Method to improve recovery of gold from double refractory gold ores
US8262770B2 (en) 2007-09-18 2012-09-11 Barrick Gold Corporation Process for controlling acid in sulfide pressure oxidation processes
US7922788B2 (en) * 2007-09-18 2011-04-12 Barrick Gold Corporation Process for recovering gold and silver from refractory ores
US8413816B2 (en) * 2010-02-16 2013-04-09 Nalco Company Sulfide flotation aid
CN109516623B (zh) * 2018-11-16 2021-06-01 浙江万盛股份有限公司 一种三丁氧乙基磷酸酯废水的综合利用方法

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3429694A (en) 1965-05-10 1969-02-25 American Cyanamid Co Recovery of copper and cyanide from solutions thereof by solvent extraction
US3975502A (en) 1972-09-07 1976-08-17 E. I. Du Pont De Nemours And Company Process for recovery of hydrogen cyanide
US3984314A (en) 1974-04-22 1976-10-05 Rohm And Haas Company Process for selective removal and recovery of cyanide values by ion exchange
US4026790A (en) 1975-03-07 1977-05-31 The United States Of America As Represented By The United States Energy Research And Development Administration Removal of Zn or Cd and cyanide from cyanide electroplating wastes
JPS55112192A (en) 1979-02-21 1980-08-29 Nec Corp Laser working method
US4239620A (en) 1979-04-16 1980-12-16 Mobil Oil Corporation Cyanide removal from wastewaters
US4267159A (en) 1980-08-08 1981-05-12 Crane Co. Cyanide recovery
JPS5738318A (en) * 1980-08-14 1982-03-03 Mitsubishi Gas Chem Co Inc Separation of cyanogen chloride
GB2091713B (en) 1981-01-28 1984-03-21 Inco Ltd Process for the removal of cyanide from aqueous solutions
US4519880A (en) 1982-09-09 1985-05-28 Byerley John J Processes for the recovery of cyanide from aqueous thiocyanate solutions and detoxication of aqueous thiocyanate solutions
US4526662A (en) 1982-09-09 1985-07-02 Byerley John J Processes for the recovery of cyanide from aqueous thiocyanate solutions and detoxication of aqueous thiocyanate solutions
US4657642A (en) 1983-08-26 1987-04-14 University Of Utah Direct gold electrolysis from a loaded organic phase
US4540435A (en) * 1983-08-26 1985-09-10 University Of Utah Solvent extraction of gold and silver anions under alkaline conditions
US4895659A (en) 1987-04-30 1990-01-23 Regents Of The University Of Minnesota Method for metal and cyanide recovery from plating baths and rinse waters
US5254153A (en) 1988-10-21 1993-10-19 Cyprus Minerals Company Cyanide recycling process
US5078977A (en) 1988-10-21 1992-01-07 Cyprus Minerals Company Cyanide recovery process
US4994243A (en) 1988-10-21 1991-02-19 Cyprus Minerals Company Cyanide regeneration process
US5177019A (en) 1991-05-20 1993-01-05 Eastman Kodak Company Method of quantitative analysis of organophosphorus compounds
US5364605A (en) 1991-06-05 1994-11-15 Fmc Corporation Recovery of cyanide from precious metal tailings
US5284991A (en) 1992-09-18 1994-02-08 Shell Oil Company Cyanide removal from oily solid using a solvent extraction process
US5519162A (en) 1994-08-23 1996-05-21 Rohm And Haas Company Method for removing a hydrogen cyanide contaminant from an organic liquid

Also Published As

Publication number Publication date
DE60003017D1 (de) 2003-07-03
EP1165847A1 (de) 2002-01-02
CA2310111C (en) 2006-03-28
US6200545B1 (en) 2001-03-13
AU772784B2 (en) 2004-05-06
ATE241708T1 (de) 2003-06-15
ES2200814T3 (es) 2004-03-16
AU2272200A (en) 2000-08-07
CA2310111A1 (en) 2000-07-22
EP1165847B1 (de) 2003-05-28
WO2000043558A1 (en) 2000-07-27
OA11485A (en) 2004-05-04

Similar Documents

Publication Publication Date Title
US5639433A (en) Extraction of rare earth elements using alkyl phosphinic acid or salt/alkyl or aryl phosphonic acid or ester blends as extractant
ES8500870A1 (es) "procedimiento de extraccion liquidonliquido del galio contenido en soluciones acuosas basicas"
US5622679A (en) Extraction of rare earth elements using alkyl phosphinic acid or salt/tetraalkylammonium salt as extractant
JPS5817882A (ja) 酸性水溶液からの重金属イオンの液体／液体−抽出法
CA2277417A1 (en) Stripping lanthanide-loaded solutions
FI64120B (fi) Foerfarande foer separering av trivalent jaern ur en vattenhaltig kloridloesning
ZA200002323B (en) Cyanide recovery by solvent extraction.
KR900018390A (ko) 모노티오포스핀 산을 사용한 금속 추출방법
ATE5344T1 (de) Verfahren zur gewinnung von weitgehend emulsionsfreiem oel aus einer unterirdischen lagerstaette.
FR2387189A1 (fr) Procede de recuperation de l'uranium contenu dans un acide phosphorique obtenu par voie humide
ES488983A1 (es) Procedimiento continuo de recuperacion del uranio contenido-en un acido fosforico impuro.
ES8100352A1 (es) Procedimiento para la recuperacion del uranio presente en una disolucion de acido fosforico
FR2435533B1 (de)
GB994702A (en) Improvements in copper recovery process
MY103242A (en) Process for separating rare earths by liquid-liquid extraction
DE69614108D1 (de) Verfahren zur gewinnung von ascorbinsäure
ATE9363T1 (de) Verfahren zur gewinnung von uran bzw. uranverbindungen aus phosphorsaeure.
GB1516480A (en) Process for removing sulphate ions from extracted phosphoric acid
JO1166B1 (en) Uranium extraction and preparation from phosphoric acid
JPS5541937A (en) Treating method for solution containing nickel and cobalt and included zinc
SU1194265A3 (ru) Экстракционна смесь дл извлечени урана ( @ ) из растворов фосфорной кислоты
JPS6112010B2 (de)
ES8300648A1 (es) Procedimiento para la obtencion de uranio
MY101053A (en) Process for the removal of lead from rare earths.
RU2000112652A (ru) Способ рекуперации цианида посредством экстракции растворителем