BE519091A - - Google Patents
Info
- Publication number
- BE519091A BE519091A BE519091DA BE519091A BE 519091 A BE519091 A BE 519091A BE 519091D A BE519091D A BE 519091DA BE 519091 A BE519091 A BE 519091A
- Authority
- BE
- Belgium
- Prior art keywords
- solution
- stage
- leaching
- sulphides
- ammoniacal
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 73
- 238000002386 leaching Methods 0.000 claims description 62
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 51
- 229910021529 ammonia Inorganic materials 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 28
- 238000001556 precipitation Methods 0.000 claims description 28
- 150000004763 sulfides Chemical class 0.000 claims description 27
- 229910052759 nickel Inorganic materials 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 150000002736 metal compounds Chemical class 0.000 claims description 23
- 150000001875 compounds Chemical class 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 18
- 125000004434 sulfur atom Chemical group 0.000 claims description 17
- 239000005749 Copper compound Substances 0.000 claims description 16
- 229910017052 cobalt Inorganic materials 0.000 claims description 16
- 239000010941 cobalt Substances 0.000 claims description 16
- 150000001880 copper compounds Chemical class 0.000 claims description 16
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 claims description 16
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 15
- 229910052976 metal sulfide Inorganic materials 0.000 claims description 14
- 150000003464 sulfur compounds Chemical class 0.000 claims description 13
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
- 229910052760 oxygen Inorganic materials 0.000 claims description 12
- 239000001301 oxygen Substances 0.000 claims description 12
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 claims description 10
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 8
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 239000000243 solution Substances 0.000 description 123
- 239000010949 copper Substances 0.000 description 26
- 239000012141 concentrate Substances 0.000 description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 23
- 229910052802 copper Inorganic materials 0.000 description 23
- 238000009835 boiling Methods 0.000 description 13
- 229910052717 sulfur Inorganic materials 0.000 description 12
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 10
- 239000002244 precipitate Substances 0.000 description 9
- 238000000926 separation method Methods 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 150000002739 metals Chemical class 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 150000001869 cobalt compounds Chemical class 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 4
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 4
- -1 ores Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 238000000975 co-precipitation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 150000002816 nickel compounds Chemical class 0.000 description 2
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229910052952 pyrrhotite Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- XXEUGVMTDOMTGW-UHFFFAOYSA-N [Cu]=S.[Co].[Ni] Chemical compound [Cu]=S.[Co].[Ni] XXEUGVMTDOMTGW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- VRRFSFYSLSPWQY-UHFFFAOYSA-N sulfanylidenecobalt Chemical class [Co]=S VRRFSFYSLSPWQY-UHFFFAOYSA-N 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
- KRURGYOKPVLRHQ-UHFFFAOYSA-L trithionate(2-) Chemical compound [O-]S(=O)(=O)SS([O-])(=O)=O KRURGYOKPVLRHQ-UHFFFAOYSA-L 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 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
- 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)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE519091A true BE519091A (enrdf_load_stackoverflow) |
Family
ID=155427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE519091D BE519091A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE519091A (enrdf_load_stackoverflow) |
-
0
- BE BE519091D patent/BE519091A/fr unknown
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