FI58352C - Foerfarande foer utvinning av koppar - Google Patents

Foerfarande foer utvinning av koppar Download PDF

Info

Publication number: FI58352C
Authority: FI; Finland
Prior art keywords: slurry; vessel; copper; soaking; ammonia
Prior art date: 1972-03-07

Application number

FI689/73A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI58352B (fi

Inventor

Martin Clifford Kuhn

Nathaniel Arbiter

Original Assignee

Anaconda Co

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.)

1972-03-07

Filing date

1973-03-06

Publication date

1981-01-12

1973-03-06 Application filed by Anaconda Co filed Critical Anaconda Co

1980-09-30 Publication of FI58352B publication Critical patent/FI58352B/fi

1981-01-12 Application granted granted Critical

1981-01-12 Publication of FI58352C publication Critical patent/FI58352C/fi

Links

239000002002 slurry Substances 0.000 claims description 96
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 79
239000010949 copper Substances 0.000 claims description 76
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 75
229910052802 copper Inorganic materials 0.000 claims description 75
238000000034 method Methods 0.000 claims description 36
229910021529 ammonia Inorganic materials 0.000 claims description 35
239000008346 aqueous phase Substances 0.000 claims description 21
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 21
229910052760 oxygen Inorganic materials 0.000 claims description 21
239000001301 oxygen Substances 0.000 claims description 21
229910052500 inorganic mineral Inorganic materials 0.000 claims description 17
239000011707 mineral Substances 0.000 claims description 17
239000007790 solid phase Substances 0.000 claims description 14
229910001779 copper mineral Inorganic materials 0.000 claims description 13
238000002386 leaching Methods 0.000 claims description 12
BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 11
229910052921 ammonium sulfate Inorganic materials 0.000 claims description 11
235000011130 ammonium sulphate Nutrition 0.000 claims description 11
239000007789 gas Substances 0.000 claims description 11
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 6
239000001166 ammonium sulphate Substances 0.000 claims description 4
239000007864 aqueous solution Substances 0.000 claims description 4
238000011084 recovery Methods 0.000 claims description 4
230000002596 correlated effect Effects 0.000 claims description 2
239000000463 material Substances 0.000 claims description 2
238000010411 cooking Methods 0.000 claims 1
230000000694 effects Effects 0.000 claims 1
238000002791 soaking Methods 0.000 description 88
239000012141 concentrate Substances 0.000 description 24
239000000243 solution Substances 0.000 description 22
239000010802 sludge Substances 0.000 description 20
239000007787 solid Substances 0.000 description 16
239000002562 thickening agent Substances 0.000 description 11
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
238000006243 chemical reaction Methods 0.000 description 10
238000004090 dissolution Methods 0.000 description 9
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 6
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 6
238000013019 agitation Methods 0.000 description 6
235000011114 ammonium hydroxide Nutrition 0.000 description 6
229910052951 chalcopyrite Inorganic materials 0.000 description 6
DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 6
BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical class [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 6
229910052971 enargite Inorganic materials 0.000 description 6
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
229910052737 gold Inorganic materials 0.000 description 6
239000010931 gold Substances 0.000 description 6
238000010438 heat treatment Methods 0.000 description 6
239000010970 precious metal Substances 0.000 description 6
239000000047 product Substances 0.000 description 6
229910052709 silver Inorganic materials 0.000 description 6
239000004332 silver Substances 0.000 description 6
229910052759 nickel Inorganic materials 0.000 description 5
229910052569 sulfide mineral Inorganic materials 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
238000001816 cooling Methods 0.000 description 4
OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 4
230000007423 decrease Effects 0.000 description 4
229910052750 molybdenum Inorganic materials 0.000 description 4
239000011733 molybdenum Substances 0.000 description 4
150000004763 sulfides Chemical class 0.000 description 4
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
239000000908 ammonium hydroxide Substances 0.000 description 3
238000005188 flotation Methods 0.000 description 3
238000002360 preparation method Methods 0.000 description 3
229910052683 pyrite Inorganic materials 0.000 description 3
NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 3
239000011028 pyrite Substances 0.000 description 3
238000004064 recycling Methods 0.000 description 3
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
OXSWKJLAKXNIFG-UHFFFAOYSA-N azane sulfuric acid Chemical compound N.N.N.OS(O)(=O)=O OXSWKJLAKXNIFG-UHFFFAOYSA-N 0.000 description 2
PJVURKKXFWFCAR-UHFFFAOYSA-N azane;sulfuric acid;hydrate Chemical compound [NH4+].[NH4+].O.[O-]S([O-])(=O)=O PJVURKKXFWFCAR-UHFFFAOYSA-N 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
239000003153 chemical reaction reagent Substances 0.000 description 2
239000007791 liquid phase Substances 0.000 description 2
229910052757 nitrogen Inorganic materials 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
229910052717 sulfur Inorganic materials 0.000 description 2
239000011593 sulfur Substances 0.000 description 2
229910021653 sulphate ion Inorganic materials 0.000 description 2
PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical class [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
241000512668 Eunectes Species 0.000 description 1
MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical class [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
229910002651 NO3 Inorganic materials 0.000 description 1
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
238000003723 Smelting Methods 0.000 description 1
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
230000002411 adverse Effects 0.000 description 1
238000005273 aeration Methods 0.000 description 1
-1 and pyrrotite Substances 0.000 description 1
BESJRHHIPGWPTC-UHFFFAOYSA-N azane;copper Chemical compound N.[Cu] BESJRHHIPGWPTC-UHFFFAOYSA-N 0.000 description 1
238000009835 boiling Methods 0.000 description 1
150000004649 carbonic acid derivatives Chemical class 0.000 description 1
239000004568 cement Substances 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
239000002826 coolant Substances 0.000 description 1
239000000498 cooling water Substances 0.000 description 1
BUGICWZUDIWQRQ-UHFFFAOYSA-N copper iron sulfane Chemical compound S.[Fe].[Cu] BUGICWZUDIWQRQ-UHFFFAOYSA-N 0.000 description 1
ZURAKLKIKYCUJU-UHFFFAOYSA-N copper;azane Chemical class N.[Cu+2] ZURAKLKIKYCUJU-UHFFFAOYSA-N 0.000 description 1
229910052955 covellite Inorganic materials 0.000 description 1
238000010908 decantation Methods 0.000 description 1
238000011978 dissolution method Methods 0.000 description 1
TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
238000000605 extraction Methods 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000006260 foam Substances 0.000 description 1
239000013067 intermediate product Substances 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
239000007788 liquid Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
239000012071 phase Substances 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
229910052710 silicon Inorganic materials 0.000 description 1
239000010703 silicon Substances 0.000 description 1
235000012239 silicon dioxide Nutrition 0.000 description 1
239000002689 soil Substances 0.000 description 1
241000894007 species Species 0.000 description 1
239000007858 starting material Substances 0.000 description 1
239000004575 stone Substances 0.000 description 1
IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical class NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 1
XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
238000005406 washing Methods 0.000 description 1
239000002699 waste material Substances 0.000 description 1
229910052725 zinc Inorganic materials 0.000 description 1
239000011701 zinc Substances 0.000 description 1

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
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/20—Obtaining zinc otherwise than by distilling
- C22B19/24—Obtaining zinc otherwise than by distilling with leaching with alkaline solutions, e.g. ammonia
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0078—Leaching or slurrying with ammoniacal solutions, e.g. ammonium hydroxide
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
- C22B15/0093—Treating solutions by chemical methods by gases, e.g. hydrogen or hydrogen sulfide
- 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0407—Leaching processes
- C22B23/0446—Leaching processes with an ammoniacal liquor or with a hydroxide of an alkali or alkaline-earth metal
- 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

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Metallurgy (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Organic Chemistry (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Environmental & Geological Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Manufacture And Refinement Of Metals (AREA)

FI689/73A 1972-03-07 1973-03-06 Foerfarande foer utvinning av koppar FI58352C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US23245472A	1972-03-07	1972-03-07
US23245472		1972-03-07

Publications (2)

Publication Number	Publication Date
FI58352B FI58352B (fi)	1980-09-30
FI58352C true FI58352C (fi)	1981-01-12

Family

ID=22873179

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI689/73A FI58352C (fi)	1972-03-07	1973-03-06	Foerfarande foer utvinning av koppar

Country Status (23)

Country	Link
JP (1)	JPS5420935B2 (fr)
AR (1)	AR196917A1 (fr)
AU (1)	AU476026B2 (fr)
BE (1)	BE796326A (fr)
BR (2)	BR7301658D0 (fr)
CA (1)	CA997567A (fr)
CS (1)	CS209459B2 (fr)
DE (1)	DE2311285C3 (fr)
ES (1)	ES412375A1 (fr)
FI (1)	FI58352C (fr)
FR (1)	FR2175095B1 (fr)
GB (1)	GB1404243A (fr)
IE (1)	IE37431B1 (fr)
IL (1)	IL41673A (fr)
IT (1)	IT980495B (fr)
NL (1)	NL7303110A (fr)
NO (1)	NO135942C (fr)
PH (1)	PH10189A (fr)
SE (1)	SE399439B (fr)
TR (1)	TR17595A (fr)
YU (1)	YU58673A (fr)
ZA (2)	ZA731446B (fr)
ZM (1)	ZM3973A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4331635A (en) *	1972-03-07	1982-05-25	Atlantic Richfield Company	Recovery of copper and/or nickel and/or zinc
GB1490813A (en) *	1975-07-21	1977-11-02	Isc Smelting	Leaching of copper dross
FI120187B (fi)	2003-03-14	2009-07-31	Outotec Oyj	Menetelmä prosessin säätämiseksi
WO2016108959A1 (fr)	2014-12-29	2016-07-07	Freeport Minerals Corporation	Systèmes et procédés de surveillance de systèmes de récupération de métal
CN115074534B (zh) *	2022-06-30	2024-01-23	包头稀土研究院	一种从硫化物沉淀中回收有价元素的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE825747C (de) *	1948-11-06	1951-12-20	Sherritt Gordon Mines Ltd	Verfahren zur Gewinnung von Nickel
US2576374A (en) *	1949-10-08	1951-11-27	Whitwell Percy	Learner (driver) distinguishing plate
BE514331A (fr) *	1951-09-21	1900-01-01
US2822263A (en) *	1954-09-01	1958-02-04	Sherritt Gordon Mines Ltd	Method of extracting copper values from copper bearing mineral sulphides
DE1049105B (de) *	1957-11-23	1959-01-22	Norddeutsche Affinerie	Verfahren zur Aufarbeitung arsenidischer und/oder antimonidischer Huetten-Zwischenprodukte
DE1161432B (de) *	1962-11-21	1964-01-16	Norddeutsche Affinerie	Verfahren zur Aufarbeitung arsenidischer und/oder antimonidischer Huetten-Zwischenprodukte

1973
- 1973-03-01 ZA ZA731446A patent/ZA731446B/xx unknown
- 1973-03-01 ZA ZA731445A patent/ZA731445B/xx unknown
- 1973-03-01 CA CA164,973A patent/CA997567A/en not_active Expired
- 1973-03-02 AU AU52833/73A patent/AU476026B2/en not_active Expired
- 1973-03-02 IL IL41673A patent/IL41673A/en unknown
- 1973-03-05 PH PH14392*A patent/PH10189A/en unknown
- 1973-03-05 NO NO88273A patent/NO135942C/no unknown
- 1973-03-05 YU YU58673A patent/YU58673A/xx unknown
- 1973-03-06 FI FI689/73A patent/FI58352C/fi active
- 1973-03-06 IT IT6760673A patent/IT980495B/it active
- 1973-03-06 SE SE7303107A patent/SE399439B/xx unknown
- 1973-03-06 IE IE361/73A patent/IE37431B1/xx unknown
- 1973-03-06 CS CS731603A patent/CS209459B2/cs unknown
- 1973-03-06 ES ES412375A patent/ES412375A1/es not_active Expired
- 1973-03-06 BE BE128413A patent/BE796326A/fr unknown
- 1973-03-06 NL NL7303110A patent/NL7303110A/xx not_active Application Discontinuation
- 1973-03-06 GB GB1068873A patent/GB1404243A/en not_active Expired
- 1973-03-06 FR FR7307986A patent/FR2175095B1/fr not_active Expired
- 1973-03-07 ZM ZM3973A patent/ZM3973A1/xx unknown
- 1973-03-07 AR AR24694273A patent/AR196917A1/es active
- 1973-03-07 JP JP2625573A patent/JPS5420935B2/ja not_active Expired
- 1973-03-07 BR BR165873A patent/BR7301658D0/pt unknown
- 1973-03-07 TR TR1759573A patent/TR17595A/xx unknown
- 1973-03-07 DE DE2311285A patent/DE2311285C3/de not_active Expired
- 1973-03-07 BR BR166273A patent/BR7301662D0/pt unknown

Also Published As

Publication number	Publication date
BR7301658D0 (pt)	1974-05-16
TR17595A (tr)	1975-07-23
PH10189A (en)	1976-09-23
BR7301662D0 (pt)	1974-05-16
AU476026B2 (en)	1976-09-09
NL7303110A (fr)	1973-09-11
DE2311285B2 (de)	1981-07-09
IT980495B (it)	1974-09-30
NO135942C (fr)	1977-06-29
ZA731446B (en)	1974-04-24
ZA731445B (en)	1974-07-31
FI58352B (fi)	1980-09-30
NO135942B (fr)	1977-03-21
AU5283373A (en)	1974-09-05
SE399439B (sv)	1978-02-13
GB1404243A (en)	1975-08-28
IL41673A (en)	1976-11-30
IE37431B1 (en)	1977-07-20
JPS5420935B2 (fr)	1979-07-26
ES412375A1 (es)	1976-01-01
JPS48102024A (fr)	1973-12-21
CS209459B2 (en)	1981-12-31
CA997567A (en)	1976-09-28
IE37431L (en)	1973-09-07
FR2175095A1 (fr)	1973-10-19
DE2311285A1 (de)	1973-09-13
BE796326A (fr)	1973-09-06
DE2311285C3 (de)	1982-03-04
YU58673A (en)	1982-02-28
AR196917A1 (es)	1974-02-28
IL41673A0 (en)	1973-05-31
ZM3973A1 (en)	1975-05-21
FR2175095B1 (fr)	1977-08-12

Publication	Publication Date	Title
FI66913C (fi)	1984-12-10	Tvaostegstryckurlakningsfoerfarande foer zink- och jaernhaltiga sulfidmineralier
US20090019970A1 (en)	2009-01-22	Process for recovery of metal values from materials containing arsenic and/or antimony
EP1984529B1 (fr)	2014-12-03	Procédé pour récupérer le cuivre à partir d'un minerai de sulfure de cuivre
CN106460089A (zh)	2017-02-22	从含砷和/或含锑的硫化铜精矿中回收铜的方法
US4594132A (en)	1986-06-10	Chloride hydrometallurgical process for production of copper
US4157912A (en)	1979-06-12	Process for recovery of copper and zinc from complex sulphides
US20140331822A1 (en)	2014-11-13	Process of Leaching Gold
US4670051A (en)	1987-06-02	Oxidation process for releasing metal values in which nitric acid is regenerated in situ
AU2014231718B2 (en)	2015-06-25	Hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates
US20100098605A1 (en)	2010-04-22	Reduction Of Copper Content In The Molybdenite Concentrate
FI58352C (fi)	1981-01-12	Foerfarande foer utvinning av koppar
JP4365124B2 (ja)	2009-11-18	亜鉛精鉱の浸出処理法
JPS583022B2 (ja)	1983-01-19	リユウカセイコウカラドウオウルホウホウ
JPH02197533A (ja)	1990-08-06	有価金属の分離方法
CA1110076A (fr)	1981-10-06	Lessivage de metaux a partir de concentres a l'aide de bioxyde d'azote dans des acides
US3687828A (en)	1972-08-29	Recovery of metal values
AU2016265868A1 (en)	2017-10-12	Improved hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates
AU2003233283B2 (en)	2008-02-28	Chloride assisted hydrometallurgical extraction of metals
FI58347C (fi)	1981-01-12	Foerfarande foer utvinning av koppar zink eller nickel fraon en malm innehaollande dessa i form av sulfidmineral foerenad med jaernsulfid
ES2244651T3 (es)	2005-12-16	Prceso de lixiviacion bajo presion para la recuperacion de zinc a partir de sulfuros minerales.
US1992060A (en)	1935-02-19	Process for treating cyanide solutions
US20190017146A1 (en)	2019-01-17	Single stage pressure leach hydrometallurgical method for upgrade of copper concentrates
US1438869A (en)	1922-12-12	Leaching copper and like ores
AU2016265024A1 (en)	2017-10-12	A truncated hydrometallurgical method for the removal of radionuclides from radioactive copper concentrates
PL90582B1 (fr)	1977-01-31