[go: up one dir, main page]

RO83653B - Procedeu de extragere a aurului si argintului din concentrate si minereuri sulfuroase complexe - Google Patents

Procedeu de extragere a aurului si argintului din concentrate si minereuri sulfuroase complexe

Info

Publication number
RO83653B
RO83653B RO105044A RO10504481A RO83653B RO 83653 B RO83653 B RO 83653B RO 105044 A RO105044 A RO 105044A RO 10504481 A RO10504481 A RO 10504481A RO 83653 B RO83653 B RO 83653B
Authority
RO
Romania
Prior art keywords
silver
gold
solution
extraction
concentrates
Prior art date
Application number
RO105044A
Other languages
English (en)
Other versions
RO83653A (ro
Inventor
Simo Antero Iivari Makipirtti
Veikko Matias Palvi
Kaarlo Matti Juhani Saari
Pekka Tapio Setala
Original Assignee
Outokumpu Oy Otokumpu
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 Outokumpu Oy Otokumpu filed Critical Outokumpu Oy Otokumpu
Publication of RO83653B publication Critical patent/RO83653B/ro
Publication of RO83653A publication Critical patent/RO83653A/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B11/00Obtaining noble metals

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)

Abstract

Procedeu de extragere aq aurului si argintului din concentrate si minereuri sulfuroase complexe prin sulfatizare urmata de cianurarea alcalina si de separarea solutiei cianurice de aur si argint de reziduul insolubil solutie în care acestea se extrag în continuare uzual caracterizat prin aceea ca în scopul maririi randamentului de extractie efectueaza încalzirea sulfanizata a monereului în intervalProcedeul de extragere a aurului si argintului din concentrate si minereuri sulfuroase complexe, conform inventiei, prevede sulfatizarea, urmata de cianurarea alcalina si de separarea solutiei cianurice de aur si argint de rezidul insolubil, din care solutie acestea se extrag în continuare, uzual. în scopul maririi randamentelor de extractie se efectueaza încalzirea sulfatizanta a minereului în intervalul de temperaturi cuprinse între 700 si 900 degree C, la o presiune partiala a sulfului de 0,2...1 At, dupa care minereul este racit controlat pîna la intervalul de temperaturi de stabilitate a piritei.
RO81105044A 1980-08-06 1981-08-05 Procedeu de e0tragere a aurului si argintului din concentrate si minereuri sulfuroase comple0e RO83653A (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI802471A FI62340C (fi) 1980-08-06 1980-08-06 Foerfarande foer separering av guld och silver fraon komplexa sulfidmalmer och -koncentrat

Publications (2)

Publication Number Publication Date
RO83653B true RO83653B (ro) 1984-08-30
RO83653A RO83653A (ro) 1985-02-25

Family

ID=8513675

Family Applications (1)

Application Number Title Priority Date Filing Date
RO81105044A RO83653A (ro) 1980-08-06 1981-08-05 Procedeu de e0tragere a aurului si argintului din concentrate si minereuri sulfuroase comple0e

Country Status (13)

Country Link
US (1) US4431614A (ro)
AU (1) AU525742B2 (ro)
CA (1) CA1172856A (ro)
ES (1) ES504566A0 (ro)
FI (1) FI62340C (ro)
FR (1) FR2488284B1 (ro)
GR (1) GR74321B (ro)
MA (1) MA19234A1 (ro)
MX (1) MX156003A (ro)
RO (1) RO83653A (ro)
SE (1) SE8104608L (ro)
SU (1) SU1433419A3 (ro)
ZA (1) ZA815047B (ro)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8303184L (sv) * 1983-06-06 1984-12-07 Boliden Ab Forfarande for beredning av kopparsmeltmaterial och liknande ravaror innehallande hoga halter arsenik och/eller antimon
US4731114A (en) * 1985-02-13 1988-03-15 Amax Inc. Recovery of precious metals from refractory low-grade ores
DE3534224A1 (de) * 1985-09-23 1987-04-02 Gock Eberhard Priv Doz Prof Dr Verfahren zur nasschemischen gewinnung von edelmetallen aus kohlenstoffhaltigen arsenopyritkonzentraten
US4738718A (en) * 1985-10-28 1988-04-19 Freeport Minerals Company Method for the recovery of gold using autoclaving
NZ229590A (en) * 1988-06-17 1990-07-26 Fmc Technologies Ltd Extracting gold from mineral sulphides containing cu,sb,bi, as and fe using an aqueous ferric chloride/chlorine solution
AU620887B2 (en) * 1988-06-17 1992-02-27 Hydromet Operations Limited Hydrometallurgical recovery of gold
ZA903216B (en) * 1989-04-28 1991-02-27 Cra Services Improving recovery of precious metals
US5427606A (en) * 1990-11-15 1995-06-27 Bruno Sceresini Holding Pty. Ltd. Base metals recovery by adsorption of cyano complexes on activated carbon
US6482373B1 (en) * 1991-04-12 2002-11-19 Newmont Usa Limited Process for treating ore having recoverable metal values including arsenic containing components
CA2367651C (en) 2001-03-13 2009-05-26 Her Majesty The Queen In Right Of Canada, As Represented By The Minist Of Natural Resources Canada Control of lead nitrate addition in gold recovery
AUPS167402A0 (en) * 2002-04-11 2002-05-16 Platinum Australia Limited Method for extracting pgms
US20100038825A1 (en) * 2006-12-21 2010-02-18 Mcdonald Joel P Methods of forming microchannels by ultrafast pulsed laser direct-write processing
CA2869575C (en) * 2013-11-01 2021-07-20 Corem Cyanide-leaching process
CN114182107A (zh) * 2021-10-28 2022-03-15 国科大杭州高等研究院 一种钙基阻滞剂抑制再生铜冶炼过程中环境持久性自由基生成的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US486330A (en) * 1892-11-15 Process of treating speiss
GB456236A (en) * 1935-09-20 1936-11-05 George James Mackay Ore extraction
US2187750A (en) * 1936-07-31 1940-01-23 Marvin Metals Inc Treatment of ores
US2158689A (en) * 1937-03-23 1939-05-16 Metals Recovery Co Inc Apparatus for treating complex ores
US2238194A (en) * 1937-09-01 1941-04-15 Tainton Urlyn Clifton Recovery of metals from ores
US2454336A (en) * 1946-01-21 1948-11-23 Norwood Arthur Frederi Bernard Process for the treatment of goldand silver-bearing ores, residues, and other products
FR1058809A (fr) * 1951-01-19 1954-03-19 Chemical Construction Corp Perfectionnements à la récupération de la teneur en métaux precieux des mineraiscontenant de l'arsenic et de leurs concentrats
US2827372A (en) * 1956-07-03 1958-03-18 Lakefield Res Ltd Process of extracting gold
US3220796A (en) * 1960-09-21 1965-11-30 Nac Calvo Sotelo De Combustibl Process for the removal of arsenic or arsenic compounds
US3174848A (en) * 1963-04-29 1965-03-23 Robert W Bruce Process for treating high antimonybearing gold ores
US4083924A (en) * 1974-01-23 1978-04-11 Atlantic Richfield Company Method of regenerating used contaminant-removing material
FI56196C (fi) * 1974-06-20 1979-12-10 Outokumpu Oy Foerfarande foer omvandlande av metallurgiskt skadliga komponenter i huvudsakligen sulfidiska komplex- och/eller blandmalmer och -koncentrat till en form laett att avlaegsna

Also Published As

Publication number Publication date
FI802471A7 (fi) 1982-02-07
GR74321B (ro) 1984-06-22
FR2488284A1 (fr) 1982-02-12
CA1172856A (en) 1984-08-21
AU7362681A (en) 1982-02-11
FR2488284B1 (fr) 1985-07-12
RO83653A (ro) 1985-02-25
ES8205435A1 (es) 1982-06-01
FI62340B (fi) 1982-08-31
SU1433419A3 (ru) 1988-10-23
AU525742B2 (en) 1982-11-25
ES504566A0 (es) 1982-06-01
MA19234A1 (fr) 1982-04-01
FI62340C (fi) 1982-12-10
ZA815047B (en) 1982-08-25
MX156003A (es) 1988-06-14
SE8104608L (sv) 1982-02-07
US4431614A (en) 1984-02-14

Similar Documents

Publication Publication Date Title
RO83653B (ro) Procedeu de extragere a aurului si argintului din concentrate si minereuri sulfuroase complexe
NO162772C (no) Fremgangsmaate ved utluting av sulfider inneholdende sink og jern.
US10385420B2 (en) Purification of copper concentrate by removal of arsenic and antimony with concomitant regeneration and recycle of lixiviant
ES8504948A1 (es) Un metodo para recuperar selectivamente cantidades valiosas de metales a partir de un concentrado de mineral sulfidico polimetalico
MX160862A (es) Metodo para recuperar oro y plata a partir de escorias doradas
ES8206647A1 (es) Procedimiento hidrometalurgico para recuperar plomo,plata, oro y zinc del residuo de jarosita impura de un procedimien-to de zinc electrolitico
ES8202368A1 (es) Procedimiento para la recuperacion de metales valiosos a partir de pirita impura finamente molida
AP1870A (en) Improved methods for leaching of ores
Parker et al. Zinc pressure leaching at Cominco's Trail operation
Pitt et al. Assessment of energy requirements in proven and new copper processes
US2468103A (en) Production of ferronickel
SU107649A1 (ru) Способ переработки медно-цинковых концентратов и продуктов
SU137071A1 (ru) Способ подготовки к флотационному разделению коллективных медно-свинцово-цинково-пиритных концентратов
RO91284B1 (ro) PROCEDEU DE RECUPERARE A SELENIULUI CONTINUT îN GAZELE REZULTATE DIN PIROMETALURGIA CUPRULUI
SU1263634A1 (ru) Способ выделени сульфида мышь ка
Semple Equity Silver Mines Scavenger Circuit
Stroganov Technology of Complex Processing of Gravitational Concentrates
RO81260B1 (ro) Procedeu de extragere a elementelor utile din minereuri oxidice
Potter et al. Process for Recovering Copper by the Leaching of Oxide- and Sulphide-Containing Materials With Water-Soluble Cyanides
Gerlach Metallurgical Techniques of Reaction Relating to Pyrometallurgical Processes for the Treatment of Copper Sulphide Ores
Radino Recovery of Gold From Auriferous Minerals by Chemical Process: the State of the Art
Nolk RTC's(Refining Technology Corp.) Direct Gold Recovery Process
GB194353A (en) Process for recovering metals contained in ores
SE7801854L (sv) Utvinning av uran
PT82353A (en) Process for recovery of non ferrous metals of concentrates of sulphides polymetallics