CA2678276A1 - Methode de recuperation de metaux a partir d'une substance metallifere - Google Patents
Methode de recuperation de metaux a partir d'une substance metallifere Download PDFInfo
- Publication number
- CA2678276A1 CA2678276A1 CA2678276A CA2678276A CA2678276A1 CA 2678276 A1 CA2678276 A1 CA 2678276A1 CA 2678276 A CA2678276 A CA 2678276A CA 2678276 A CA2678276 A CA 2678276A CA 2678276 A1 CA2678276 A1 CA 2678276A1
- Authority
- CA
- Canada
- Prior art keywords
- aluminium
- operative
- solution
- derived
- metalliferrous material
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims abstract description 168
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 126
- 239000002184 metal Substances 0.000 title description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 162
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 158
- 239000004411 aluminium Substances 0.000 claims abstract description 154
- 238000006243 chemical reaction Methods 0.000 claims abstract description 117
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 117
- XLYOFNOQVPJJNP-UHFFFAOYSA-O oxonium Chemical compound [OH3+] XLYOFNOQVPJJNP-UHFFFAOYSA-O 0.000 claims abstract description 116
- 238000000034 method Methods 0.000 claims abstract description 100
- 230000000694 effects Effects 0.000 claims abstract description 88
- 238000004519 manufacturing process Methods 0.000 claims abstract description 63
- 239000000047 product Substances 0.000 claims abstract description 58
- 230000008569 process Effects 0.000 claims abstract description 31
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 30
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 239000011365 complex material Substances 0.000 claims abstract description 12
- 239000013067 intermediate product Substances 0.000 claims abstract description 8
- 239000002904 solvent Substances 0.000 claims abstract description 6
- 239000000243 solution Substances 0.000 claims description 215
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 89
- 238000006386 neutralization reaction Methods 0.000 claims description 64
- 239000002002 slurry Substances 0.000 claims description 62
- 238000002386 leaching Methods 0.000 claims description 53
- 239000007787 solid Substances 0.000 claims description 48
- 229910052759 nickel Inorganic materials 0.000 claims description 45
- 229910017052 cobalt Inorganic materials 0.000 claims description 41
- 239000010941 cobalt Substances 0.000 claims description 41
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 41
- 230000003472 neutralizing effect Effects 0.000 claims description 39
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 37
- 235000011149 sulphuric acid Nutrition 0.000 claims description 37
- 239000002253 acid Substances 0.000 claims description 35
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 34
- 238000000926 separation method Methods 0.000 claims description 25
- 239000003929 acidic solution Substances 0.000 claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 12
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 12
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 11
- 239000001117 sulphuric acid Substances 0.000 claims description 11
- 229910001710 laterite Inorganic materials 0.000 claims description 10
- 239000011504 laterite Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 150000001399 aluminium compounds Chemical class 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 description 40
- 238000010977 unit operation Methods 0.000 description 30
- 238000011084 recovery Methods 0.000 description 23
- 229910001868 water Inorganic materials 0.000 description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 21
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 17
- 235000019738 Limestone Nutrition 0.000 description 16
- 229910017709 Ni Co Inorganic materials 0.000 description 16
- 239000006028 limestone Substances 0.000 description 16
- 239000012527 feed solution Substances 0.000 description 15
- 238000010908 decantation Methods 0.000 description 13
- 239000003638 chemical reducing agent Substances 0.000 description 11
- 238000006722 reduction reaction Methods 0.000 description 11
- 230000009467 reduction Effects 0.000 description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 8
- 239000011651 chromium Substances 0.000 description 8
- 229910052742 iron Inorganic materials 0.000 description 8
- 230000014759 maintenance of location Effects 0.000 description 8
- 239000002562 thickening agent Substances 0.000 description 8
- 150000002739 metals Chemical class 0.000 description 7
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 6
- 239000005864 Sulphur Substances 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 description 4
- 235000010216 calcium carbonate Nutrition 0.000 description 4
- BFGKITSFLPAWGI-UHFFFAOYSA-N chromium(3+) Chemical compound [Cr+3] BFGKITSFLPAWGI-UHFFFAOYSA-N 0.000 description 4
- 238000004090 dissolution Methods 0.000 description 4
- 229910052976 metal sulfide Inorganic materials 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 150000001398 aluminium Chemical class 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229910001679 gibbsite Inorganic materials 0.000 description 2
- 239000010440 gypsum Substances 0.000 description 2
- 229910052602 gypsum Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- FLTRNWIFKITPIO-UHFFFAOYSA-N iron;trihydrate Chemical compound O.O.O.[Fe] FLTRNWIFKITPIO-UHFFFAOYSA-N 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- VRRFSFYSLSPWQY-UHFFFAOYSA-N sulfanylidenecobalt Chemical compound [Co]=S VRRFSFYSLSPWQY-UHFFFAOYSA-N 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 description 1
- 239000000159 acid neutralizing agent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- HIVLDXAAFGCOFU-UHFFFAOYSA-N ammonium hydrosulfide Chemical compound [NH4+].[SH-] HIVLDXAAFGCOFU-UHFFFAOYSA-N 0.000 description 1
- 229940077746 antacid containing aluminium compound Drugs 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229910021508 nickel(II) hydroxide Inorganic materials 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- ZOCLAPYLSUCOGI-UHFFFAOYSA-M potassium hydrosulfide Chemical compound [SH-].[K+] ZOCLAPYLSUCOGI-UHFFFAOYSA-M 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- PXLIDIMHPNPGMH-UHFFFAOYSA-N sodium chromate Chemical compound [Na+].[Na+].[O-][Cr]([O-])(=O)=O PXLIDIMHPNPGMH-UHFFFAOYSA-N 0.000 description 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 1
- 238000005063 solubilization Methods 0.000 description 1
- 230000007928 solubilization Effects 0.000 description 1
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 229910052725 zinc 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
- 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
-
- 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
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/44—Treatment or purification of solutions, e.g. obtained by leaching by chemical processes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2678276A CA2678276C (fr) | 2009-09-09 | 2009-09-09 | Methode de recuperation de metaux a partir d'une substance metallifere |
| EP10814829.7A EP2475793B1 (fr) | 2009-09-09 | 2010-01-21 | Valeurs de métaux de récupération provenant d'un matériau métallifère au moyen d'un agent de neutralisation comprenant un complexe d'aluminium dissous dans une solution |
| BR112012005213-6A BR112012005213B1 (pt) | 2009-09-09 | 2010-01-21 | Método de tratamento de um material metalífero |
| AU2010292916A AU2010292916B2 (en) | 2009-09-09 | 2010-01-21 | Recovering metal values from a metalliferrous material |
| PCT/CA2010/000089 WO2011029172A1 (fr) | 2009-09-09 | 2010-01-21 | Valeurs de métaux de récupération provenant d'un matériau métallifère au moyen d'un agent de neutralisation comprenant un complexe d'aluminium dissous dans une solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA2678276A CA2678276C (fr) | 2009-09-09 | 2009-09-09 | Methode de recuperation de metaux a partir d'une substance metallifere |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2678276A1 true CA2678276A1 (fr) | 2011-03-09 |
| CA2678276C CA2678276C (fr) | 2016-11-15 |
Family
ID=43728704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2678276A Active CA2678276C (fr) | 2009-09-09 | 2009-09-09 | Methode de recuperation de metaux a partir d'une substance metallifere |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2678276C (fr) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8597600B2 (en) | 2007-05-21 | 2013-12-03 | Orbite Aluminae Inc. | Processes for extracting aluminum from aluminous ores |
| US9023301B2 (en) | 2012-01-10 | 2015-05-05 | Orbite Aluminae Inc. | Processes for treating red mud |
| US9150428B2 (en) | 2011-06-03 | 2015-10-06 | Orbite Aluminae Inc. | Methods for separating iron ions from aluminum ions |
| US9181603B2 (en) | 2012-03-29 | 2015-11-10 | Orbite Technologies Inc. | Processes for treating fly ashes |
| US9260767B2 (en) | 2011-03-18 | 2016-02-16 | Orbite Technologies Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
| US9290828B2 (en) | 2012-07-12 | 2016-03-22 | Orbite Technologies Inc. | Processes for preparing titanium oxide and various other products |
| US9353425B2 (en) | 2012-09-26 | 2016-05-31 | Orbite Technologies Inc. | Processes for preparing alumina and magnesium chloride by HCl leaching of various materials |
| US9382600B2 (en) | 2011-09-16 | 2016-07-05 | Orbite Technologies Inc. | Processes for preparing alumina and various other products |
| US9410227B2 (en) | 2011-05-04 | 2016-08-09 | Orbite Technologies Inc. | Processes for recovering rare earth elements from various ores |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112015011049A2 (pt) | 2012-11-14 | 2017-07-11 | Orbite Aluminae Inc | métodos para purificação de íons de alumínio |
-
2009
- 2009-09-09 CA CA2678276A patent/CA2678276C/fr active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8597600B2 (en) | 2007-05-21 | 2013-12-03 | Orbite Aluminae Inc. | Processes for extracting aluminum from aluminous ores |
| US9260767B2 (en) | 2011-03-18 | 2016-02-16 | Orbite Technologies Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
| US9945009B2 (en) | 2011-03-18 | 2018-04-17 | Orbite Technologies Inc. | Processes for recovering rare earth elements from aluminum-bearing materials |
| US9410227B2 (en) | 2011-05-04 | 2016-08-09 | Orbite Technologies Inc. | Processes for recovering rare earth elements from various ores |
| US9150428B2 (en) | 2011-06-03 | 2015-10-06 | Orbite Aluminae Inc. | Methods for separating iron ions from aluminum ions |
| US9382600B2 (en) | 2011-09-16 | 2016-07-05 | Orbite Technologies Inc. | Processes for preparing alumina and various other products |
| US10174402B2 (en) | 2011-09-16 | 2019-01-08 | Orbite Technologies Inc. | Processes for preparing alumina and various other products |
| US9023301B2 (en) | 2012-01-10 | 2015-05-05 | Orbite Aluminae Inc. | Processes for treating red mud |
| US9181603B2 (en) | 2012-03-29 | 2015-11-10 | Orbite Technologies Inc. | Processes for treating fly ashes |
| US9290828B2 (en) | 2012-07-12 | 2016-03-22 | Orbite Technologies Inc. | Processes for preparing titanium oxide and various other products |
| US9353425B2 (en) | 2012-09-26 | 2016-05-31 | Orbite Technologies Inc. | Processes for preparing alumina and magnesium chloride by HCl leaching of various materials |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2678276C (fr) | 2016-11-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2678276C (fr) | Methode de recuperation de metaux a partir d'une substance metallifere | |
| US12286686B2 (en) | Co-processing of copper sulphide concentrate with nickel laterite ore | |
| FI123376B (fi) | Arvokkaiden nikkeli- ja kobolttiosien talteenotto sulfidimalmin kellutusrikasteesta kloridiavusteisella hapettavalla paineuutolla rikkihapossa | |
| US4410498A (en) | Acid leaching of nickel from serpentinic laterite ores | |
| US8268039B2 (en) | Process for atmospheric leaching of laterite ores using hypersaline leach solution | |
| US8361191B2 (en) | Low acid leaching of nickel and cobalt from lean iron-containing nickel ores | |
| US20020031463A1 (en) | Selective precipitation of nickel and cobalt | |
| AU2018316972B2 (en) | Leaching treatment method, and wet smelting method of nickel oxide ore | |
| EP0090515B1 (fr) | Procédé de traitement de solutions pour faciliter l'élimination de fer ferrique | |
| US8147781B2 (en) | Recovering metal values from a metalliferrous material | |
| AU2016378849B2 (en) | Method for removing sulfidizing agent | |
| CN112626337B (zh) | 一种含钴的铜萃余液处理工艺 | |
| US20090241733A1 (en) | Process for the instantaneous control of precipitation of nickel and cobalt present in the leach liquor, by adjusting the ph of the solution | |
| AU2010292916B2 (en) | Recovering metal values from a metalliferrous material | |
| EP2553129A1 (fr) | Lixiviation faiblement acide de nickel et de cobalt à partir de minerais de nickel pauvres contenant du fer | |
| AU2011235562A1 (en) | Low acid leaching of nickel and cobalt from lean iron-containing nickel ores | |
| EP1971696A1 (fr) | Procédé de précipitation de nickel | |
| AU2017220174B9 (en) | Neutralization method and nickel oxide ore hydrometallurgical method | |
| JP7769299B2 (ja) | ニッケル原料の分析方法およびニッケル製錬方法 | |
| GB2086872A (en) | Acid Leaching of Lateritic Nickel Ores |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20140909 |