PH26633A - Process for leaching gold and/or silver from ores or ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide-containing leaching solutions - Google Patents

Process for leaching gold and/or silver from ores or ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide-containing leaching solutions Download PDF

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Publication number
PH26633A
PH26633A PH38080A PH38080A PH26633A PH 26633 A PH26633 A PH 26633A PH 38080 A PH38080 A PH 38080A PH 38080 A PH38080 A PH 38080A PH 26633 A PH26633 A PH 26633A
Authority
PH
Philippines
Prior art keywords
leaching
pulp
solution
added
ore
Prior art date
Application number
PH38080A
Other languages
English (en)
Inventor
Albert Bahr
Thomas Priesemann
Original Assignee
Albert Bahr
Thomas Priesemann
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 Albert Bahr, Thomas Priesemann filed Critical Albert Bahr
Publication of PH26633A publication Critical patent/PH26633A/en

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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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
PH38080A 1988-01-22 1989-01-20 Process for leaching gold and/or silver from ores or ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide-containing leaching solutions PH26633A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3801741A DE3801741C1 (enExample) 1988-01-22 1988-01-22

Publications (1)

Publication Number Publication Date
PH26633A true PH26633A (en) 1992-09-04

Family

ID=6345747

Family Applications (1)

Application Number Title Priority Date Filing Date
PH38080A PH26633A (en) 1988-01-22 1989-01-20 Process for leaching gold and/or silver from ores or ore concentrates and from noble-metal waste or noble-metal scrap by using cyanide-containing leaching solutions

Country Status (9)

Country Link
US (1) US4971625A (enExample)
EP (1) EP0327695B1 (enExample)
AR (1) AR240176A1 (enExample)
AU (1) AU604389B2 (enExample)
BR (1) BR8900199A (enExample)
DE (1) DE3801741C1 (enExample)
NZ (1) NZ227675A (enExample)
PH (1) PH26633A (enExample)
ZA (1) ZA89137B (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3637082C1 (de) * 1986-10-31 1988-05-19 Degussa Verfahren zur Laugung von Edelmetallen aus Erzen oder Erzkonzentraten mit cyanidischen Loesungen unter Zusatz von Wasserstoffperoxid
US5250272A (en) * 1988-09-09 1993-10-05 Degussa Aktiengesellschaft Process for leaching precious metals with hydrogen-peroxide and a cyanide leaching solution
MY105658A (en) * 1989-03-07 1994-11-30 Butler Dean R Noble metal recovery
WO1990013676A1 (en) * 1989-04-28 1990-11-15 Cra Services Limited Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides
CA2051698C (en) * 1989-04-28 1997-12-30 Trevor John Smith Recovery of gold and silver from complex refractory sulphide ores by cyanidisation and oxidation with peroxides
DE4017899C1 (en) * 1990-06-02 1991-11-14 Degussa Ag, 6000 Frankfurt, De Extn. of silver and gold from ores - by contacting ore with aq. leaching soln. contg. cyanide in presence of peroxo:borate, and sepg. cyano complexes formed
US5336474A (en) * 1990-06-02 1994-08-09 Degussa Aktiengesellschaft Process for leaching of precious metals
AU656899B2 (en) * 1990-08-16 1995-02-23 University Of The Witwatersrand Determining cyanide concentration
ES2038535B1 (es) * 1991-06-14 1994-04-01 Riotinto Minera Sa Procedimiento para la recuperacion hidrometalurgica de metales no ferreos en cenizas de piritas.
US5368830A (en) * 1992-10-15 1994-11-29 Calgon Corporation Scale control in gold and silver mining heap leach and mill water circuits using polyether polyamino methylene phosphonates
GB9610647D0 (en) * 1996-05-21 1996-07-31 British Nuclear Fuels Plc Decontamination of metal
US5961833A (en) * 1997-06-09 1999-10-05 Hw Process Technologies, Inc. Method for separating and isolating gold from copper in a gold processing system
WO1998056494A1 (en) 1997-06-09 1998-12-17 Hw Process Technologies, Inc. Method for separating and isolating precious metals from non precious metals dissolved in solutions
ES2163948B1 (es) * 1998-07-14 2003-08-01 Consejo Superior Investigacion Procedimiento hidrometalurgico para la recuperacion de oro de minerales y materiales metalicos.
RU2168555C2 (ru) * 1999-01-22 2001-06-10 ООО Артель "Восточная" Способ и устройство для выщелачивания богатых золотосодержащих концентратов
RU2167950C2 (ru) * 1999-07-15 2001-05-27 Открытое акционерное общество "Иргиредмет" Способ извлечения благородных металлов
US6406675B1 (en) * 2000-09-13 2002-06-18 Hercules Incorporated Method for reducing cyanide consumption during processing of gold and silver ores to remove base metals
US20050067341A1 (en) * 2003-09-25 2005-03-31 Green Dennis H. Continuous production membrane water treatment plant and method for operating same
RU2380434C1 (ru) * 2008-10-03 2010-01-27 Институт химии Дальневосточного отделения Российской академии наук (статус государственного учреждения) (Институт химии ДВО РАН) Способ извлечения золота из золотосодержащего органического сырья

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US732605A (en) * 1902-11-18 1903-06-30 Gustav E Thede Process of leaching ores.
US3203968A (en) * 1959-06-03 1965-08-31 Sebba Felix Ion flotation method
US3339730A (en) * 1962-07-14 1967-09-05 Column Flotation Co Of Canada Froth flotation method with counter-current separation
US3826723A (en) * 1972-07-13 1974-07-30 Elmet Inc Process for recovering gold and silver
US4421724A (en) * 1981-09-08 1983-12-20 Anglo Mineral Resources, Inc. Extraction method for refractory precious metal ore
CA1221842A (en) * 1983-06-03 1987-05-19 Arthur E. Coburn Treatment of ores
US4786318A (en) * 1986-08-14 1988-11-22 Nalco Chemical Company Thickening of gold process slurries
DE3637082C1 (de) * 1986-10-31 1988-05-19 Degussa Verfahren zur Laugung von Edelmetallen aus Erzen oder Erzkonzentraten mit cyanidischen Loesungen unter Zusatz von Wasserstoffperoxid

Also Published As

Publication number Publication date
NZ227675A (en) 1990-04-26
AU2679788A (en) 1989-07-27
BR8900199A (pt) 1989-09-12
EP0327695B1 (de) 1992-07-01
EP0327695A1 (de) 1989-08-16
AU604389B2 (en) 1990-12-13
ZA89137B (en) 1989-10-25
AR240176A1 (es) 1990-02-28
US4971625A (en) 1990-11-20
DE3801741C1 (enExample) 1989-06-15

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