ATE256203T1 - Laugungsverfahren für nickel-eisen enthaltende oxiderze, insbes. lateriterze mit niedrigem bzw. hohem magnesiumgehalt - Google Patents
Laugungsverfahren für nickel-eisen enthaltende oxiderze, insbes. lateriterze mit niedrigem bzw. hohem magnesiumgehaltInfo
- Publication number
- ATE256203T1 ATE256203T1 AT00988492T AT00988492T ATE256203T1 AT E256203 T1 ATE256203 T1 AT E256203T1 AT 00988492 T AT00988492 T AT 00988492T AT 00988492 T AT00988492 T AT 00988492T AT E256203 T1 ATE256203 T1 AT E256203T1
- Authority
- AT
- Austria
- Prior art keywords
- iron
- ore
- fraction
- pressure
- approx
- Prior art date
Links
- 229910052749 magnesium Inorganic materials 0.000 title abstract 7
- 239000011777 magnesium Substances 0.000 title abstract 7
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title abstract 4
- 238000002386 leaching Methods 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 4
- 229910001710 laterite Inorganic materials 0.000 title abstract 3
- 239000011504 laterite Substances 0.000 title abstract 3
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract 4
- 229910052742 iron Inorganic materials 0.000 abstract 3
- 239000002002 slurry Substances 0.000 abstract 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 2
- 239000003153 chemical reaction reagent Substances 0.000 abstract 2
- 229910052759 nickel Inorganic materials 0.000 abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052934 alunite Inorganic materials 0.000 abstract 1
- 239000010424 alunite Substances 0.000 abstract 1
- 229910017052 cobalt Chemical group 0.000 abstract 1
- 239000010941 cobalt Chemical group 0.000 abstract 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical group [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract 1
- 229910052595 hematite Inorganic materials 0.000 abstract 1
- 239000011019 hematite Substances 0.000 abstract 1
- 150000002506 iron compounds Chemical class 0.000 abstract 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052935 jarosite Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000006386 neutralization reaction Methods 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- KPZTWMNLAFDTGF-UHFFFAOYSA-D trialuminum;potassium;hexahydroxide;disulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Al+3].[Al+3].[Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O KPZTWMNLAFDTGF-UHFFFAOYSA-D 0.000 abstract 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
-
- 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
- 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
- C22B23/0461—Treatment or purification of solutions, e.g. obtained by leaching by chemical methods
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Iron (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/433,110 US6379636B2 (en) | 1999-11-03 | 1999-11-03 | Method for leaching nickeliferous laterite ores |
| PCT/US2000/041511 WO2001032944A1 (en) | 1999-11-03 | 2000-10-25 | Method for leaching nickeliferous oxide ores of high and low magnesium laterites |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE256203T1 true ATE256203T1 (de) | 2003-12-15 |
Family
ID=23718891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT00988492T ATE256203T1 (de) | 1999-11-03 | 2000-10-25 | Laugungsverfahren für nickel-eisen enthaltende oxiderze, insbes. lateriterze mit niedrigem bzw. hohem magnesiumgehalt |
Country Status (15)
| Country | Link |
|---|---|
| US (1) | US6379636B2 (enExample) |
| EP (1) | EP1232290B1 (enExample) |
| JP (1) | JP4895454B2 (enExample) |
| KR (1) | KR100727720B1 (enExample) |
| AT (1) | ATE256203T1 (enExample) |
| AU (1) | AU779844B2 (enExample) |
| BR (1) | BR0015305A (enExample) |
| CA (1) | CA2389653A1 (enExample) |
| CO (1) | CO5190741A1 (enExample) |
| DE (1) | DE60007175T2 (enExample) |
| DO (1) | DOP2000000087A (enExample) |
| ES (1) | ES2213066T3 (enExample) |
| GT (1) | GT200000192A (enExample) |
| WO (1) | WO2001032944A1 (enExample) |
| ZA (1) | ZA200203242B (enExample) |
Families Citing this family (47)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2366095C (en) * | 2001-12-21 | 2009-07-21 | Falconbridge Limited | Chromium removal from leach liquors produced during high pressure acid leaching of lateritic ores |
| AUPS201902A0 (en) * | 2002-04-29 | 2002-06-06 | Qni Technology Pty Ltd | Modified atmospheric leach process for laterite ores |
| US7220394B2 (en) * | 2002-10-30 | 2007-05-22 | Council Of Scientific And Industrial Research | Process for simultaneous recovery of chromium and iron from chromite ore processing residue |
| AU2003903632A0 (en) * | 2003-07-14 | 2003-07-31 | Qni Technology Pty Ltd | Process for recovery of nickel and cobalt by heap leaching of low grade nickel or cobalt containing material |
| JP4525428B2 (ja) * | 2004-05-13 | 2010-08-18 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬方法 |
| JP4294685B2 (ja) * | 2004-05-27 | 2009-07-15 | 大平洋金属株式会社 | ニッケルまたはコバルトの回収方法 |
| BRPI0512430A (pt) * | 2004-06-28 | 2008-03-04 | Skye Resources Inc | processo para lixiviar minérios de laterita contendo limonita e saprolita |
| CN100402679C (zh) * | 2004-08-02 | 2008-07-16 | 斯凯资源有限公司 | 从红土矿中回收镍和钴的方法 |
| CN102586624A (zh) | 2004-11-17 | 2012-07-18 | Bhp比利通Ssm开发有限公司 | 相继或同时浸取含有镍和钴的矿石 |
| EA200701726A1 (ru) * | 2005-02-14 | 2008-02-28 | БиЭйчПи БИЛЛИТОН ЭсЭсЭм ТЕКНОЛОДЖИ ПТИ ЛТД. | Способ усовершенствованного кислотного выщелачивания латеритных руд |
| AU2006279255B2 (en) * | 2005-08-09 | 2011-04-21 | Murrin Murrin Operations Pty Ltd | Hydrometallurgical method for the extraction of nickel and cobalt from laterite ores |
| BRPI0615479A2 (pt) * | 2005-08-09 | 2012-04-10 | Murrin Murrin Operations Pty Ltd | método hidrometalúrgico para a extração de nìquel e cobalto a partir do minério laterita |
| JP5060033B2 (ja) * | 2005-09-15 | 2012-10-31 | 大平洋金属株式会社 | ニッケルまたはコバルトの回収方法 |
| BRPI0505544B1 (pt) | 2005-11-10 | 2014-02-04 | Processo de lixiviação combinada | |
| WO2007095689A1 (en) * | 2006-02-24 | 2007-08-30 | Murrin Murrin Operations Pty Ltd | Hematite precipitation at elevated temperature and pressure |
| US20070240341A1 (en) * | 2006-04-12 | 2007-10-18 | Esco Corporation | UDD dragline bucket machine and control system |
| FR2905383B1 (fr) * | 2006-09-06 | 2008-11-07 | Eramet Sa | Procede de traitement hydrometallurgique d'un minerai de nickel et de cobalt lateritique,et procede de preparation de concentres intermediaires ou de produits commerciaux de nickel et/ou de cobalt l'utilisant. |
| AU2011218755B9 (en) * | 2006-09-06 | 2014-05-15 | Eramet | Process for the hydrometallurgical treatment of a lateritic nickel/cobalt ore and process for producing nickel and/or cobalt intermediate concentrates or commercial products using it |
| CN101311281B (zh) * | 2007-05-24 | 2010-05-26 | 东北大学 | 镍红土矿综合利用的冶金方法 |
| FI123646B (fi) * | 2010-02-25 | 2013-08-30 | Outotec Oyj | Menetelmä kiintoaine-neste-erotuksen tehostamiseksi lateriittien liuotuksen yhteydessä |
| US8361191B2 (en) * | 2010-04-01 | 2013-01-29 | Search Minerals, Inc. | Low acid leaching of nickel and cobalt from lean iron-containing nickel ores |
| AU2011235562B2 (en) * | 2010-04-01 | 2015-01-29 | Incor Technologies Limited | Low acid leaching of nickel and cobalt from lean iron-containing nickel ores |
| WO2012065222A1 (en) * | 2010-11-19 | 2012-05-24 | Murrin Murrin Operations Pty Ltd | Method for the leaching of a metal sulfide |
| FI123054B (fi) * | 2010-12-17 | 2012-10-15 | Outotec Oyj | Menetelmä nikkelin erottamiseksi matalan nikkelipitoisuuden omaavasta materiaalista |
| CN102628100B (zh) * | 2012-04-13 | 2014-05-21 | 宁波金田铜业(集团)股份有限公司 | 酸循环利用进行酸浸萃取锌的装置及其方法 |
| AU2014258564A1 (en) * | 2013-04-23 | 2015-11-12 | Sumitomo Metal Mining Co., Ltd. | Hydrometallurgy method for nickel oxide ore |
| CN105154669A (zh) * | 2014-12-31 | 2015-12-16 | 金川集团股份有限公司 | 一种回收红土矿中镍、钴、铁、硅和镁的方法 |
| CN104611553A (zh) * | 2014-12-31 | 2015-05-13 | 金川集团股份有限公司 | 一种回收褐铁矿中镍、钴、铁、硅和镁的方法 |
| CN104611555B (zh) * | 2014-12-31 | 2017-05-03 | 金川集团股份有限公司 | 一种提取褐铁矿中镍、钴、铁、硅、镁的方法 |
| CN104789763A (zh) * | 2014-12-31 | 2015-07-22 | 金川集团股份有限公司 | 一种从褐铁矿中回收镍、钴、铁的方法 |
| CN104611554A (zh) * | 2014-12-31 | 2015-05-13 | 金川集团股份有限公司 | 一种提取褐铁矿中镍、钴、铁的方法 |
| CN104789765A (zh) * | 2014-12-31 | 2015-07-22 | 金川集团股份有限公司 | 通过联合浸出工艺从褐铁矿中回收镍、铁和硅的方法 |
| JP6036875B2 (ja) * | 2015-02-24 | 2016-11-30 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬方法 |
| JP6589950B2 (ja) | 2017-08-16 | 2019-10-16 | 住友金属鉱山株式会社 | 浸出処理方法、ニッケル酸化鉱石の湿式製錬方法 |
| JP6969262B2 (ja) * | 2017-09-29 | 2021-11-24 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬方法 |
| JP6977458B2 (ja) * | 2017-09-29 | 2021-12-08 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬方法 |
| CN108396157B (zh) * | 2018-03-15 | 2020-01-10 | 李宾 | 一种红土镍矿硫酸浸出液和硅胶螯合树脂提纯生产硫酸镍钴的方法 |
| JP7285427B2 (ja) * | 2019-07-16 | 2023-06-02 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の浸出処理方法 |
| CN112080636B (zh) * | 2020-08-17 | 2022-11-15 | 广东邦普循环科技有限公司 | 一种利用红土镍矿生产电池级硫酸镍盐的方法 |
| JP7628014B2 (ja) * | 2020-09-01 | 2025-02-07 | ピーティー． ハイドロテック メタル インドネシア | ラテライトニッケル鉱石からニッケル、コバルトおよびその他金属を回収する方法 |
| CN116325230A (zh) * | 2020-10-14 | 2023-06-23 | 株式会社Lg新能源 | 制造高镍正极活性材料的方法 |
| CN112538574A (zh) * | 2020-12-09 | 2021-03-23 | 金川集团股份有限公司 | 一种提高红土矿浸出液镍离子浓度的浸出方法 |
| CN117642519A (zh) * | 2021-05-13 | 2024-03-01 | 联邦科学与工业研究组织 | 高纯度镍和钴化合物的产生 |
| CN113526576B (zh) * | 2021-05-31 | 2022-06-03 | 金川集团股份有限公司 | 一种高镍低酸低钠硫酸镍溶液的制取方法 |
| JP7273269B1 (ja) * | 2022-07-28 | 2023-05-15 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬方法 |
| CN115821063A (zh) * | 2022-12-09 | 2023-03-21 | 中国恩菲工程技术有限公司 | 一种蛇纹石提纯镁的方法 |
| CN117295833A (zh) * | 2023-07-26 | 2023-12-26 | 青美邦新能源材料有限公司 | 一种低冰镍混合红土镍矿的氧压浸出方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA618826A (en) | 1958-04-21 | 1961-04-25 | S. Simons Courtney | Recovery of nickel, cobalt and other valuable metals |
| US3466144A (en) * | 1967-07-03 | 1969-09-09 | American Metal Climax Inc | Treatment of nickeliferous oxidic materials for the recovery of nickel values |
| US3720749A (en) | 1970-08-26 | 1973-03-13 | American Metal Climax Inc | Treatment of nickel leach liquor |
| US3804613A (en) | 1971-09-16 | 1974-04-16 | American Metal Climax Inc | Ore conditioning process for the efficient recovery of nickel from relatively high magnesium containing oxidic nickel ores |
| US4042474A (en) | 1973-08-02 | 1977-08-16 | Pako Corporation | Separating nickel, cobalt and chromium from iron in metallurgical products |
| US3991159A (en) | 1975-01-09 | 1976-11-09 | Amax Inc. | High temperature neutralization of laterite leach slurry |
| US4044096A (en) * | 1975-12-11 | 1977-08-23 | Amax Inc. | Sulfuric acid leaching of nickeliferous laterite |
| US4097575A (en) | 1976-11-05 | 1978-06-27 | Amax Inc. | Roast-neutralization-leach technique for the treatment of laterite ore |
| CA1171287A (en) | 1980-11-05 | 1984-07-24 | William R. Hatch | Acid leaching of lateritic nickel ores |
| US4541868A (en) | 1983-07-22 | 1985-09-17 | California Nickel Corporation | Recovery of nickel and cobalt by controlled sulfuric acid leaching |
| US4548794A (en) | 1983-07-22 | 1985-10-22 | California Nickel Corporation | Method of recovering nickel from laterite ores |
| JP3203707B2 (ja) * | 1991-10-09 | 2001-08-27 | 大平洋金属株式会社 | 酸化鉱石から有価金属を回収する方法 |
| US5378262A (en) | 1994-03-22 | 1995-01-03 | Inco Limited | Process for the extraction and separation of nickel and/or cobalt |
| CA2137124C (en) * | 1994-12-01 | 1999-03-16 | Tao Xue | Pressure leaching of nickel and cobalt sulphides with chlorine under controlled redox potential conditions |
| US5535992A (en) * | 1995-03-07 | 1996-07-16 | Goro Nickel S.A. | Apparatus and method for acidic leaching of lateritic ores |
| AU5888896A (en) | 1995-06-07 | 1996-12-30 | Pacific Nickel Corp. | Process for extraction of nickel and cobalt from laterite or es |
| FI98073C (fi) * | 1995-08-14 | 1997-04-10 | Outokumpu Eng Oy | Menetelmä nikkelin talteenottamiseksi hydrometallurgisesti kahdesta eri nikkelikivestä |
-
1999
- 1999-11-03 US US09/433,110 patent/US6379636B2/en not_active Expired - Lifetime
-
2000
- 2000-10-25 CA CA002389653A patent/CA2389653A1/en not_active Abandoned
- 2000-10-25 KR KR1020027005702A patent/KR100727720B1/ko not_active Expired - Fee Related
- 2000-10-25 EP EP00988492A patent/EP1232290B1/en not_active Expired - Lifetime
- 2000-10-25 WO PCT/US2000/041511 patent/WO2001032944A1/en not_active Ceased
- 2000-10-25 AT AT00988492T patent/ATE256203T1/de not_active IP Right Cessation
- 2000-10-25 JP JP2001535622A patent/JP4895454B2/ja not_active Expired - Fee Related
- 2000-10-25 AU AU24697/01A patent/AU779844B2/en not_active Ceased
- 2000-10-25 BR BR0015305-2A patent/BR0015305A/pt not_active Application Discontinuation
- 2000-10-25 ES ES00988492T patent/ES2213066T3/es not_active Expired - Lifetime
- 2000-10-25 DE DE60007175T patent/DE60007175T2/de not_active Expired - Lifetime
- 2000-11-01 CO CO00083211A patent/CO5190741A1/es not_active Application Discontinuation
- 2000-11-03 GT GT200000192A patent/GT200000192A/es unknown
-
2001
- 2001-11-03 DO DO2000000087A patent/DOP2000000087A/es unknown
-
2002
- 2002-04-24 ZA ZA200203242A patent/ZA200203242B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20020070275A (ko) | 2002-09-05 |
| CO5190741A1 (es) | 2002-08-29 |
| AU779844B2 (en) | 2005-02-17 |
| US6379636B2 (en) | 2002-04-30 |
| WO2001032944B1 (en) | 2001-11-22 |
| JP4895454B2 (ja) | 2012-03-14 |
| GT200000192A (es) | 2001-10-19 |
| BR0015305A (pt) | 2002-10-08 |
| DE60007175T2 (de) | 2004-08-26 |
| DE60007175D1 (de) | 2004-01-22 |
| DOP2000000087A (es) | 2002-07-15 |
| WO2001032944A1 (en) | 2001-05-10 |
| EP1232290B1 (en) | 2003-12-10 |
| KR100727720B1 (ko) | 2007-06-13 |
| US20020006370A1 (en) | 2002-01-17 |
| AU2469701A (en) | 2001-05-14 |
| ES2213066T3 (es) | 2004-08-16 |
| ZA200203242B (en) | 2002-11-26 |
| EP1232290A1 (en) | 2002-08-21 |
| JP2003514110A (ja) | 2003-04-15 |
| CA2389653A1 (en) | 2001-05-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE256203T1 (de) | Laugungsverfahren für nickel-eisen enthaltende oxiderze, insbes. lateriterze mit niedrigem bzw. hohem magnesiumgehalt | |
| US4410498A (en) | Acid leaching of nickel from serpentinic laterite ores | |
| ATE256201T1 (de) | Verfahren zur laugung bei umgebungsdruck für die gewinnung von nickel und kobalt aus limonit- und saproliterzen | |
| Tzeferis et al. | Leaching of nickel and iron from Greek non-sulphide nickeliferous ores by organic acids | |
| CA2229232A1 (en) | Method for recovering nickel hydrometallurgically from two different nickel mattes | |
| CA2301097A1 (en) | Chloride assisted hydrometallurgical extraction of nickel and cobalt from sulphide or laterite ores | |
| US20040067183A1 (en) | Method for the hydrolytic precipitation of iron | |
| JP2003514110A5 (enExample) | ||
| EP1825010A1 (en) | Consecutive or simultaneous leaching of nickel and cobalt containing ores | |
| US4322390A (en) | Hydrometallurgical recovery of copper, cobalt nickel with reductive and oxidative leaching | |
| ZA200505144B (en) | Process for nickel and cobal extraction from laterite ores | |
| US3720749A (en) | Treatment of nickel leach liquor | |
| Queneau et al. | Control of iron during hydrometallurgical processing of nickeliferous laterite ores | |
| CA1050278A (en) | Leaching limonitic ores | |
| Ferron | Sulfur dioxide: a versatile reagent for the processing of cobaltic oxide minerals | |
| US5211745A (en) | Nickel processing | |
| RU2621548C1 (ru) | Способ переработки никельсодержащих растворов | |
| US20100296988A1 (en) | Selectively leaching cobalt from lateritic ores | |
| Tindall et al. | Transformation of iron oxide in nickel laterite processing | |
| GB2086872A (en) | Acid Leaching of Lateritic Nickel Ores | |
| JP3407738B1 (ja) | 酸化鉱石からニッケル、コバルトを回収する方法 | |
| Yu et al. | Selective leaching of a high-iron cobalt matte at atmospheric pressure | |
| Guise et al. | Iron, aluminum and chromium co-elimination by hydrolytic precipitation from nickel and cobalt containing sulphuric acid solutions | |
| Han | New trends and challenges in leaching process | |
| Servantes | Preliminary study of the acid leaching of solid residues of the alkaline leaching of laterite ores |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |