SE446276B - Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineral - Google Patents
Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineralInfo
- Publication number
- SE446276B SE446276B SE8008053A SE8008053A SE446276B SE 446276 B SE446276 B SE 446276B SE 8008053 A SE8008053 A SE 8008053A SE 8008053 A SE8008053 A SE 8008053A SE 446276 B SE446276 B SE 446276B
- Authority
- SE
- Sweden
- Prior art keywords
- nickel
- copper
- process according
- leach solution
- iron
- Prior art date
Links
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims description 80
- 229910052759 nickel Inorganic materials 0.000 title claims description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 35
- 239000010949 copper Substances 0.000 title claims description 35
- 229910052802 copper Inorganic materials 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 23
- 229910052569 sulfide mineral Inorganic materials 0.000 title description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 27
- 239000004922 lacquer Substances 0.000 claims description 16
- 238000002386 leaching Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 239000002893 slag Substances 0.000 claims description 7
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 6
- 239000011707 mineral Substances 0.000 claims description 6
- 239000010970 precious metal Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 238000005868 electrolysis reaction Methods 0.000 claims description 3
- 229910000510 noble metal Inorganic materials 0.000 claims description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 3
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 2
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 claims 2
- 229910045601 alloy Inorganic materials 0.000 description 9
- 239000000956 alloy Substances 0.000 description 9
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 7
- 229910000570 Cupronickel Inorganic materials 0.000 description 6
- 239000000203 mixture Substances 0.000 description 4
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 229910000480 nickel oxide Inorganic materials 0.000 description 3
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 3
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 3
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 229910021653 sulphate ion Inorganic materials 0.000 description 3
- 229910000792 Monel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- GOECOOJIPSGIIV-UHFFFAOYSA-N copper iron nickel Chemical compound [Fe].[Ni].[Cu] GOECOOJIPSGIIV-UHFFFAOYSA-N 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910052840 fayalite Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 238000006386 neutralization reaction Methods 0.000 description 2
- 150000002815 nickel Chemical class 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000010453 quartz Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- JJLJMEJHUUYSSY-UHFFFAOYSA-L Copper hydroxide Chemical compound [OH-].[OH-].[Cu+2] JJLJMEJHUUYSSY-UHFFFAOYSA-L 0.000 description 1
- 239000005750 Copper hydroxide Substances 0.000 description 1
- 101100123313 Mus musculus H1.8 gene Proteins 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 229910052936 alkali metal sulfate Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 229910001956 copper hydroxide Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052954 pentlandite Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000019635 sulfation Effects 0.000 description 1
- 238000005670 sulfation reaction Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 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
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0407—Leaching processes
- C22B23/0415—Leaching processes with acids or salt solutions except ammonium salts solutions
- C22B23/043—Sulfurated acids or salts thereof
-
- 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
- C22B15/0002—Preliminary treatment
- C22B15/001—Preliminary treatment with modification of the copper constituent
- C22B15/0013—Preliminary treatment with modification of the copper constituent by roasting
- C22B15/0015—Oxidizing roasting
-
- 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
- C22B15/0002—Preliminary treatment
- C22B15/001—Preliminary treatment with modification of the copper constituent
- C22B15/0013—Preliminary treatment with modification of the copper constituent by roasting
- C22B15/0017—Sulfating or sulfiding roasting
-
- 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
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
-
- 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
- C22B23/005—Preliminary treatment of ores, e.g. by roasting or by the Krupp-Renn process
-
- 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
- C22B23/02—Obtaining nickel or cobalt by dry processes
- C22B23/023—Obtaining nickel or cobalt by dry processes with formation of ferro-nickel or ferro-cobalt
-
- 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
- C22B23/02—Obtaining nickel or cobalt by dry processes
- C22B23/025—Obtaining nickel or cobalt by dry processes with formation of a matte or by matte refining or converting into nickel or cobalt, e.g. by the Oxford process
-
- 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
- C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
-
- 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)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (12)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8008053A SE446276B (sv) | 1980-11-17 | 1980-11-17 | Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineral |
| CA000388686A CA1183689A (en) | 1980-11-17 | 1981-10-26 | Method for separating and recovering nickel and copper from complex materials |
| ZW26181A ZW26181A1 (en) | 1980-11-17 | 1981-10-29 | A method for separating and recovering nickel and copper from complex materials |
| PH26470A PH16991A (en) | 1980-11-17 | 1981-11-10 | A method for separating and recovering nickel and copper from complex materials |
| GR66508A GR76324B (en, 2012) | 1980-11-17 | 1981-11-12 | |
| EP19810850216 EP0052595B1 (en) | 1980-11-17 | 1981-11-13 | A method for separating and recovering nickel and copper from complex materials |
| AU78041/81A AU543453B2 (en) | 1980-11-17 | 1981-11-13 | A method for separating and recovering nickel and copper fromcomplex materials |
| DE8181850216T DE3166362D1 (en) | 1980-11-17 | 1981-11-13 | A method for separating and recovering nickel and copper from complex materials |
| PCT/SE1981/000334 WO1982001725A1 (en) | 1980-11-17 | 1981-11-13 | A method for separating and recovering nickel and copper from complex materials |
| JP50356481A JPS57501735A (en, 2012) | 1980-11-17 | 1981-11-13 | |
| FI822337A FI71344C (fi) | 1980-11-17 | 1982-06-30 | Foerfarande foer separation och utvinning av nickel och kopparur komplexmaterial |
| US06/699,506 US4585477A (en) | 1980-11-17 | 1985-02-11 | Method for separating and recovering nickel and copper from complex materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8008053A SE446276B (sv) | 1980-11-17 | 1980-11-17 | Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineral |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8008053L SE8008053L (sv) | 1982-05-18 |
| SE446276B true SE446276B (sv) | 1986-08-25 |
Family
ID=20342261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8008053A SE446276B (sv) | 1980-11-17 | 1980-11-17 | Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineral |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4585477A (en, 2012) |
| EP (1) | EP0052595B1 (en, 2012) |
| JP (1) | JPS57501735A (en, 2012) |
| AU (1) | AU543453B2 (en, 2012) |
| CA (1) | CA1183689A (en, 2012) |
| DE (1) | DE3166362D1 (en, 2012) |
| FI (1) | FI71344C (en, 2012) |
| GR (1) | GR76324B (en, 2012) |
| PH (1) | PH16991A (en, 2012) |
| SE (1) | SE446276B (en, 2012) |
| WO (1) | WO1982001725A1 (en, 2012) |
| ZW (1) | ZW26181A1 (en, 2012) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8504364D0 (en) * | 1985-02-20 | 1985-03-20 | Univ Waterloo | Roasting zinc sulfide ores |
| CA1328353C (en) * | 1985-03-21 | 1994-04-12 | Donald W. Kirk | Recovery of zinc from zinc bearing sulphidic ores and concentrates by controlled oxidation roasting |
| US6849067B2 (en) * | 1999-11-22 | 2005-02-01 | Kimberly-Clark Worldwide, Inc. | Absorbent articles with refastenable side seams |
| SI1425428T1 (en) * | 2001-09-14 | 2005-10-31 | Alexander Beckmann | Method for obtaining cobalt and nickel from ores and ore concentrates |
| EP1327693A1 (de) * | 2002-01-12 | 2003-07-16 | Alexander Beckmann | Verfahren zur Gewinnung von Cobalt und Nickel aus Erzen und Erzkonzentraten |
| US7571814B2 (en) * | 2002-02-22 | 2009-08-11 | Wave Separation Technologies Llc | Method for separating metal values by exposing to microwave/millimeter wave energy |
| US20050010188A1 (en) * | 2003-07-10 | 2005-01-13 | Glaug Frank S. | Efficiently manufacturable absorbent disposable undergarment and method of manufacturing absorbent disposable article |
| RU2277600C1 (ru) * | 2005-04-26 | 2006-06-10 | Московская государственная академия тонкой химической технологии им. М.В. Ломоносова | Способ переработки сульфидных медно-никелевых концентратов |
| US20070073262A1 (en) * | 2005-09-28 | 2007-03-29 | Kimberly Babusik | Absorbent article and method of making same |
| US20080287897A1 (en) * | 2007-05-14 | 2008-11-20 | Tyco Healthcare Retail Services Ag | Absorbent article and method of making same |
| US20080287899A1 (en) * | 2007-05-14 | 2008-11-20 | Tyco Healthcare Retail Services Ag | Absorbent article and method of making same |
| US20080287898A1 (en) * | 2007-05-14 | 2008-11-20 | Tyco Healthcare Retail Services Ag | Absorbent article and method of making same |
| US8216532B1 (en) | 2011-06-17 | 2012-07-10 | Vierheilig Albert A | Methods of recovering rare earth elements |
| FI127945B (en) * | 2014-11-10 | 2019-05-31 | Outotec Finland Oy | Treatment of complex sulfide concentrate |
| RU2588904C1 (ru) * | 2015-02-04 | 2016-07-10 | Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" | Способ переработки сульфидных никелевых концентратов |
| WO2020075288A1 (ja) * | 2018-10-12 | 2020-04-16 | 日揮グローバル株式会社 | ニッケル酸化鉱石の処理方法及び処理装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA892475A (en) * | 1972-02-08 | G. Gorling Karl | Sulphating roasting method | |
| SE22259C1 (en, 2012) * | 1907-04-13 | |||
| US1315761A (en) * | 1919-09-09 | Process for treating ores and concentrates | ||
| DE200372C (en, 2012) * | ||||
| DE200467C (en, 2012) * | ||||
| FR15798E (fr) * | 1911-12-18 | 1912-09-19 | Victor Von Hartogensis | Procédé pour le traitement de minerais de nickel sulfurés contenant du fer et du cuivre, ou de tous autres produits de forge, par la réunion d'opérations de fusion, de grillage, de lessivage et de précipitation |
| US1528209A (en) * | 1923-09-21 | 1925-03-03 | William E Greenawalt | Metallurgical process |
| US1844937A (en) * | 1928-06-28 | 1932-02-16 | Hybinette Noak Victor | Process of electrolytic copper refining |
| SE322632B (en, 2012) * | 1968-09-18 | 1970-04-13 | Boliden Ab | |
| CA998840A (en) * | 1972-03-07 | 1976-10-26 | Nathaniel Arbiter | Recovery of metals |
| SE396968B (sv) * | 1975-07-01 | 1977-10-10 | Boliden Ab | Forfarande for utvinning av icke-jernmetaller ur sulfidiska material genom rostning och lakning |
| CA1086505A (en) * | 1977-05-13 | 1980-09-30 | Ashok D. Dalvi | Roast-leach copper recovery |
| US4093526A (en) * | 1977-09-08 | 1978-06-06 | Amax Inc. | Hydrometallurgical leaching and refining of nickel-copper concentrates, and electrowinning of copper |
-
1980
- 1980-11-17 SE SE8008053A patent/SE446276B/sv not_active IP Right Cessation
-
1981
- 1981-10-26 CA CA000388686A patent/CA1183689A/en not_active Expired
- 1981-10-29 ZW ZW26181A patent/ZW26181A1/xx unknown
- 1981-11-10 PH PH26470A patent/PH16991A/en unknown
- 1981-11-12 GR GR66508A patent/GR76324B/el unknown
- 1981-11-13 JP JP50356481A patent/JPS57501735A/ja active Pending
- 1981-11-13 AU AU78041/81A patent/AU543453B2/en not_active Ceased
- 1981-11-13 EP EP19810850216 patent/EP0052595B1/en not_active Expired
- 1981-11-13 DE DE8181850216T patent/DE3166362D1/de not_active Expired
- 1981-11-13 WO PCT/SE1981/000334 patent/WO1982001725A1/en active IP Right Grant
-
1982
- 1982-06-30 FI FI822337A patent/FI71344C/fi not_active IP Right Cessation
-
1985
- 1985-02-11 US US06/699,506 patent/US4585477A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US4585477A (en) | 1986-04-29 |
| GR76324B (en, 2012) | 1984-08-04 |
| ZW26181A1 (en) | 1982-01-20 |
| SE8008053L (sv) | 1982-05-18 |
| AU543453B2 (en) | 1985-04-18 |
| FI71344C (fi) | 1986-12-19 |
| EP0052595A1 (en) | 1982-05-26 |
| PH16991A (en) | 1984-05-04 |
| FI822337A0 (fi) | 1982-06-30 |
| FI822337L (fi) | 1982-06-30 |
| DE3166362D1 (en) | 1984-10-31 |
| WO1982001725A1 (en) | 1982-05-27 |
| EP0052595B1 (en) | 1984-09-26 |
| FI71344B (fi) | 1986-09-09 |
| AU7804181A (en) | 1982-06-07 |
| JPS57501735A (en, 2012) | 1982-09-24 |
| CA1183689A (en) | 1985-03-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5120353A (en) | Hydrometallurgic method for processing raw materials containing zinc sulphide | |
| CA1224926A (en) | Method for working-up complex sulphidic ore concentrates | |
| US4063933A (en) | Process for the treatment of complex lead-zinc concentrates | |
| SE446276B (sv) | Forfarande for att separera och utvinna nickel och koppar ur komplexa sulfidmineral | |
| US20080173132A1 (en) | Integrated hydrometallurgical and pyrometallurgical processing of base-metal sulphides | |
| US4069041A (en) | Method of recovering non-ferrous metals from sulphidic materials | |
| US4415540A (en) | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | |
| Ke et al. | Recovery of metal values from copper smelter flue dust | |
| NO129913B (en, 2012) | ||
| US4423011A (en) | Selective recovery of base metals and precious metals from ores | |
| US4082629A (en) | Hydrometallurgical process for treating metal sulfides containing lead sulfide | |
| US4224122A (en) | Recovery of non-ferrous metals by thermal treatment of solutions containing non-ferrous and iron sulphates | |
| Randhawa et al. | Characteristics and processing of copper refinery anode slime | |
| RU2171856C1 (ru) | Способ переработки сульфидных медных концентратов, содержащих никель, кобальт и железо | |
| Stensholt et al. | Recent improvements in the Falconbridge nickel refinery | |
| Gouldsmith et al. | Extraction and refining of the platinum metals | |
| US3857767A (en) | Recovery of copper from chalcopyrite ore concentrates | |
| Zhihong | Nickel Metallurgy | |
| US4317803A (en) | Recovery of non-ferrous metals by thermal treatments of solutions containing non-ferrous and iron sulphates | |
| CA1179509A (en) | Iron-copper separation by reduction leaching | |
| US3640703A (en) | Cyclic integrated copper process | |
| Renzoni | Extractive metallurgy at international nickel—A half century of progress | |
| Meyers et al. | Sulfur dioxide pressure leaching. New pollution-free method to process copper ore | |
| CA1076367A (en) | Process for the treatment of complex lead-zinc concentrates | |
| Sequeira et al. | Zinc pressure leaching |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8008053-4 Effective date: 19880322 Format of ref document f/p: F |