CN102703696A - 一种从红土镍矿中综合回收有价金属的方法 - Google Patents
一种从红土镍矿中综合回收有价金属的方法 Download PDFInfo
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- CN102703696A CN102703696A CN2012102025837A CN201210202583A CN102703696A CN 102703696 A CN102703696 A CN 102703696A CN 2012102025837 A CN2012102025837 A CN 2012102025837A CN 201210202583 A CN201210202583 A CN 201210202583A CN 102703696 A CN102703696 A CN 102703696A
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- nickel
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- chromium
- iron
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims abstract description 196
- 229910052759 nickel Inorganic materials 0.000 title claims abstract description 96
- 238000000034 method Methods 0.000 title claims abstract description 92
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 34
- 239000011707 mineral Substances 0.000 title claims abstract description 34
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 27
- 239000002184 metal Substances 0.000 title claims abstract description 27
- 239000002689 soil Substances 0.000 title claims abstract description 25
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 57
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 55
- 239000011651 chromium Substances 0.000 claims abstract description 55
- 238000002386 leaching Methods 0.000 claims abstract description 53
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims abstract description 43
- 239000011777 magnesium Substances 0.000 claims abstract description 43
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 43
- 230000008569 process Effects 0.000 claims abstract description 42
- 238000000605 extraction Methods 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000006243 chemical reaction Methods 0.000 claims abstract description 20
- 238000011084 recovery Methods 0.000 claims abstract description 14
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 134
- 239000007788 liquid Substances 0.000 claims description 86
- 239000002893 slag Substances 0.000 claims description 77
- 229910052742 iron Inorganic materials 0.000 claims description 76
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 42
- 239000002253 acid Substances 0.000 claims description 37
- 239000002562 thickening agent Substances 0.000 claims description 34
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 30
- 235000010755 mineral Nutrition 0.000 claims description 28
- 239000000920 calcium hydroxide Substances 0.000 claims description 27
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 27
- 239000000047 product Substances 0.000 claims description 23
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 20
- 150000004965 peroxy acids Chemical class 0.000 claims description 19
- 229910021529 ammonia Inorganic materials 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 16
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 12
- 239000004411 aluminium Substances 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Substances [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 9
- 238000005118 spray pyrolysis Methods 0.000 claims description 9
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 7
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 5
- 230000003472 neutralizing effect Effects 0.000 claims description 5
- 239000006228 supernatant Substances 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 4
- 239000012528 membrane Substances 0.000 claims description 4
- JEZHBSJTXKKFMV-UHFFFAOYSA-N calcium nickel Chemical compound [Ca].[Ni] JEZHBSJTXKKFMV-UHFFFAOYSA-N 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 230000007812 deficiency Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 239000000463 material Substances 0.000 abstract description 10
- 238000001556 precipitation Methods 0.000 abstract description 9
- 239000002351 wastewater Substances 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 4
- 229910001453 nickel ion Inorganic materials 0.000 abstract description 3
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 abstract 1
- 235000011132 calcium sulphate Nutrition 0.000 description 20
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 14
- 239000003795 chemical substances by application Substances 0.000 description 12
- 238000001914 filtration Methods 0.000 description 12
- 239000002002 slurry Substances 0.000 description 10
- 239000010941 cobalt Substances 0.000 description 8
- 229910017052 cobalt Inorganic materials 0.000 description 8
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 8
- 239000000395 magnesium oxide Substances 0.000 description 8
- 238000006386 neutralization reaction Methods 0.000 description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 7
- 150000002739 metals Chemical class 0.000 description 6
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 description 5
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 5
- 159000000003 magnesium salts Chemical class 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 238000000498 ball milling Methods 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- ZFXVRMSLJDYJCH-UHFFFAOYSA-N calcium magnesium Chemical compound [Mg].[Ca] ZFXVRMSLJDYJCH-UHFFFAOYSA-N 0.000 description 4
- 239000000292 calcium oxide Substances 0.000 description 4
- 235000012255 calcium oxide Nutrition 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 4
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 3
- 239000001095 magnesium carbonate Substances 0.000 description 3
- 235000014380 magnesium carbonate Nutrition 0.000 description 3
- 229960001708 magnesium carbonate Drugs 0.000 description 3
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 3
- -1 nickel secretly Chemical class 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- CNJLMVZFWLNOEP-UHFFFAOYSA-N 4,7,7-trimethylbicyclo[4.1.0]heptan-5-one Chemical compound O=C1C(C)CCC2C(C)(C)C12 CNJLMVZFWLNOEP-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 2
- 239000001166 ammonium sulphate Substances 0.000 description 2
- 235000011130 ammonium sulphate Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 235000011089 carbon dioxide Nutrition 0.000 description 2
- 238000005255 carburizing Methods 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- SURQXAFEQWPFPV-UHFFFAOYSA-L iron(2+) sulfate heptahydrate Chemical compound O.O.O.O.O.O.O.[Fe+2].[O-]S([O-])(=O)=O SURQXAFEQWPFPV-UHFFFAOYSA-L 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
- 239000011504 laterite Substances 0.000 description 2
- 229910001710 laterite Inorganic materials 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 2
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 159000000000 sodium salts Chemical class 0.000 description 2
- RPAJSBKBKSSMLJ-DFWYDOINSA-N (2s)-2-aminopentanedioic acid;hydrochloride Chemical group Cl.OC(=O)[C@@H](N)CCC(O)=O RPAJSBKBKSSMLJ-DFWYDOINSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 1
- 241000392907 Prunus buergeriana Species 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- ZGBSOTLWHZQNLH-UHFFFAOYSA-N [Mg].S(O)(O)(=O)=O Chemical compound [Mg].S(O)(O)(=O)=O ZGBSOTLWHZQNLH-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000007630 basic procedure Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 229960004887 ferric hydroxide Drugs 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 229910052598 goethite Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 235000012204 lemonade/lime carbonate Nutrition 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Images
Classifications
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- 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
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- Manufacture And Refinement Of Metals (AREA)
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103074493A (zh) * | 2013-02-20 | 2013-05-01 | 广西银亿科技矿冶有限公司 | 水镁石用于回收镍钴 |
CN103290213A (zh) * | 2013-05-21 | 2013-09-11 | 胡雷 | 从红土镍矿中回收有价金属的同时副产无水氯化钙的工艺 |
CN103725894A (zh) * | 2013-12-13 | 2014-04-16 | 金川集团股份有限公司 | 镍精炼系统一次铁渣资源化处理方法 |
CN107188145A (zh) * | 2016-03-14 | 2017-09-22 | 姚鼎文 | 一种以盐酸分解中低品位磷矿,三聚氰胺复盐结晶法制造工业磷酸二氢钾的方法 |
CN107827167A (zh) * | 2017-09-28 | 2018-03-23 | 淮阴师范学院 | 一种氢氧化镍电极材料及其制备方法与应用 |
CN108165740A (zh) * | 2018-01-30 | 2018-06-15 | 四川思达能环保科技有限公司 | 一种湿法提钴装置及方法 |
CN110292807A (zh) * | 2018-03-22 | 2019-10-01 | 南京梅山冶金发展有限公司 | 极细尾矿浓缩脱水工艺 |
CN110699557A (zh) * | 2019-10-23 | 2020-01-17 | 金川集团股份有限公司 | 一种氢氧化镍钴渣低成本处理装置及方法 |
CN111036934A (zh) * | 2019-12-03 | 2020-04-21 | 昆明理工大学 | 一种循环封闭式制备铜包铁的方法及装置 |
CN111530623A (zh) * | 2020-05-08 | 2020-08-14 | 广西赛可昱新材料科技有限公司 | 一种从红土镍矿中提取铬铁矿的方法 |
CN113025832A (zh) * | 2021-03-02 | 2021-06-25 | 重庆大学 | 一种红土镍矿提取镍同时矿化co2的方法 |
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CN101376510A (zh) * | 2008-09-25 | 2009-03-04 | 中南大学 | 低品位红土镍矿盐酸浸出液提镁制备纳米级氢氧化镁的方法 |
CN101525690A (zh) * | 2009-04-15 | 2009-09-09 | 广西冶金研究院 | 从红土镍矿中分离回收镍钴镁铁硅的方法 |
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CN102345019A (zh) * | 2011-10-25 | 2012-02-08 | 北京矿冶研究总院 | 一种处理褐铁型红土镍矿的方法 |
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- 2012-06-15 CN CN2012102025837A patent/CN102703696B/zh active Active
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US20010001650A1 (en) * | 1999-03-09 | 2001-05-24 | William P.C. Duyvesteyn | Recovery of nickel and cobalt from ore |
CN101072885A (zh) * | 2004-10-21 | 2007-11-14 | 安格洛操作有限公司 | 盐酸存在下用于从矿石回收有价值金属的浸取工艺 |
JP2008533293A (ja) * | 2005-03-22 | 2008-08-21 | アングロ オペレーションズ リミティッド | 鉱石(ora)からの有価金属回収のための塩酸存在下での浸出方法 |
CN101376510A (zh) * | 2008-09-25 | 2009-03-04 | 中南大学 | 低品位红土镍矿盐酸浸出液提镁制备纳米级氢氧化镁的方法 |
CN101525690A (zh) * | 2009-04-15 | 2009-09-09 | 广西冶金研究院 | 从红土镍矿中分离回收镍钴镁铁硅的方法 |
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CN102345019A (zh) * | 2011-10-25 | 2012-02-08 | 北京矿冶研究总院 | 一种处理褐铁型红土镍矿的方法 |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103074493A (zh) * | 2013-02-20 | 2013-05-01 | 广西银亿科技矿冶有限公司 | 水镁石用于回收镍钴 |
CN103290213A (zh) * | 2013-05-21 | 2013-09-11 | 胡雷 | 从红土镍矿中回收有价金属的同时副产无水氯化钙的工艺 |
CN103725894A (zh) * | 2013-12-13 | 2014-04-16 | 金川集团股份有限公司 | 镍精炼系统一次铁渣资源化处理方法 |
CN107188145A (zh) * | 2016-03-14 | 2017-09-22 | 姚鼎文 | 一种以盐酸分解中低品位磷矿,三聚氰胺复盐结晶法制造工业磷酸二氢钾的方法 |
CN107827167B (zh) * | 2017-09-28 | 2019-07-02 | 淮阴师范学院 | 一种氢氧化镍电极材料及其制备方法与应用 |
CN107827167A (zh) * | 2017-09-28 | 2018-03-23 | 淮阴师范学院 | 一种氢氧化镍电极材料及其制备方法与应用 |
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