CA2875450C - Neutralization method - Google Patents
Neutralization method Download PDFInfo
- Publication number
- CA2875450C CA2875450C CA2875450A CA2875450A CA2875450C CA 2875450 C CA2875450 C CA 2875450C CA 2875450 A CA2875450 A CA 2875450A CA 2875450 A CA2875450 A CA 2875450A CA 2875450 C CA2875450 C CA 2875450C
- Authority
- CA
- Canada
- Prior art keywords
- neutralization
- neutralization treatment
- solution
- neutralizer
- slurry
- 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.)
- Expired - Fee Related
Links
- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 169
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000011282 treatment Methods 0.000 claims abstract description 143
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 103
- 239000000243 solution Substances 0.000 claims abstract description 83
- 239000002002 slurry Substances 0.000 claims abstract description 70
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 54
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 52
- 239000012535 impurity Substances 0.000 claims abstract description 36
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 32
- 239000010941 cobalt Substances 0.000 claims abstract description 32
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims abstract description 23
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000013049 sediment Substances 0.000 claims abstract description 20
- 239000007864 aqueous solution Substances 0.000 claims abstract description 19
- 229910052742 iron Inorganic materials 0.000 claims abstract description 18
- 150000002739 metals Chemical class 0.000 claims abstract description 16
- 229910021645 metal ion Inorganic materials 0.000 claims abstract description 15
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 14
- 239000011572 manganese Substances 0.000 claims abstract description 14
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005987 sulfurization reaction Methods 0.000 claims description 29
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 27
- 239000000920 calcium hydroxide Substances 0.000 claims description 27
- 235000011116 calcium hydroxide Nutrition 0.000 claims description 27
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 26
- 238000002386 leaching Methods 0.000 claims description 21
- 229910000480 nickel oxide Inorganic materials 0.000 claims description 21
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims description 21
- 230000003472 neutralizing effect Effects 0.000 claims description 13
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 11
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims description 11
- 238000007664 blowing Methods 0.000 claims description 10
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 7
- 229910001448 ferrous ion Inorganic materials 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
- -1 aluminium ions Chemical class 0.000 claims description 4
- 239000011504 laterite Substances 0.000 claims description 4
- 229910001710 laterite Inorganic materials 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 abstract description 14
- 239000011777 magnesium Substances 0.000 abstract description 14
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 13
- 239000000654 additive Substances 0.000 description 15
- 230000000996 additive effect Effects 0.000 description 15
- 238000009854 hydrometallurgy Methods 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 13
- 238000000926 separation method Methods 0.000 description 12
- 239000002253 acid Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 229910052725 zinc Inorganic materials 0.000 description 6
- 239000011701 zinc Substances 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
- 229910017343 Fe2 (SO4)3 Inorganic materials 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 238000001139 pH measurement Methods 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 238000009283 thermal hydrolysis Methods 0.000 description 2
- 239000002562 thickening agent Substances 0.000 description 2
- 229910017358 Fe2(SO4) Inorganic materials 0.000 description 1
- 241000132446 Inula Species 0.000 description 1
- 206010024769 Local reaction Diseases 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical compound [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052598 goethite Inorganic materials 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- AEIXRCIKZIZYPM-UHFFFAOYSA-M hydroxy(oxo)iron Chemical compound [O][Fe]O AEIXRCIKZIZYPM-UHFFFAOYSA-M 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 229910000358 iron sulfate Inorganic materials 0.000 description 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 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 1
- 239000000391 magnesium silicate Substances 0.000 description 1
- 229910052919 magnesium silicate Inorganic materials 0.000 description 1
- 235000019792 magnesium silicate Nutrition 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- WWNBZGLDODTKEM-UHFFFAOYSA-N sulfanylidenenickel Chemical compound [Ni]=S WWNBZGLDODTKEM-UHFFFAOYSA-N 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/101—Sulfur compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/206—Manganese or manganese compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- 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)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012133125A JP5500208B2 (ja) | 2012-06-12 | 2012-06-12 | 中和処理方法 |
| JP2012-133125 | 2012-06-12 | ||
| PCT/JP2013/065958 WO2013187367A1 (ja) | 2012-06-12 | 2013-06-10 | 中和処理方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2875450A1 CA2875450A1 (en) | 2013-12-19 |
| CA2875450C true CA2875450C (en) | 2019-05-14 |
Family
ID=49758189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2875450A Expired - Fee Related CA2875450C (en) | 2012-06-12 | 2013-06-10 | Neutralization method |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20150151991A1 (enExample) |
| EP (1) | EP2860271B1 (enExample) |
| JP (1) | JP5500208B2 (enExample) |
| CN (1) | CN104321449A (enExample) |
| AU (1) | AU2013275418B2 (enExample) |
| CA (1) | CA2875450C (enExample) |
| PH (1) | PH12014502679B1 (enExample) |
| WO (1) | WO2013187367A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5871026B2 (ja) * | 2014-05-13 | 2016-03-01 | 住友金属鉱山株式会社 | 硫酸酸性溶液の中和方法、およびニッケル酸化鉱石の湿式製錬方法 |
| JP2016194124A (ja) * | 2015-04-01 | 2016-11-17 | 住友金属鉱山株式会社 | ニッケル及びコバルトの混合硫化物の製造方法、ニッケル酸化鉱石の湿式製錬方法 |
| CN108166009B (zh) * | 2018-02-06 | 2024-09-10 | 广西北港新材料有限公司 | 一种从不锈钢酸洗废混酸中提取碳酸镍的系统及其方法 |
| JP7247729B2 (ja) * | 2019-04-18 | 2023-03-29 | 住友金属鉱山株式会社 | ニッケル酸化鉱石の湿式製錬において発生する貧液の中和処理方法 |
| JP2022104019A (ja) * | 2020-12-28 | 2022-07-08 | 住友金属鉱山株式会社 | 中和処理方法、ニッケル酸化鉱石の湿式製錬方法 |
| WO2025000373A1 (zh) * | 2023-06-29 | 2025-01-02 | 青美邦新能源材料有限公司 | 红土镍矿湿法冶金预中和系统及预中和方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3102331B2 (ja) * | 1995-11-29 | 2000-10-23 | 大平洋金属株式会社 | Ｎｉ廃触媒からの有価金属回収方法 |
| AUPQ578200A0 (en) * | 2000-02-22 | 2000-03-16 | Anaconda Nickel Limited | Method for the recovery of nickel and/or cobalt |
| DE60103766T2 (de) * | 2000-08-21 | 2005-07-07 | Csir, Pretoria | Methode fuer wasserbehandlung |
| US6656247B1 (en) * | 2002-08-08 | 2003-12-02 | Dynatec Corporation | Selective precipitation of manganese from magnesium-containing solutions |
| 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 |
| JP5446226B2 (ja) * | 2008-09-19 | 2014-03-19 | 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 |
| JP5157943B2 (ja) * | 2009-02-04 | 2013-03-06 | 住友金属鉱山株式会社 | 硫酸酸性水溶液からのニッケル回収方法 |
| JP5359392B2 (ja) * | 2009-03-09 | 2013-12-04 | 住友金属鉱山株式会社 | 排水からのマンガンの除去方法 |
-
2012
- 2012-06-12 JP JP2012133125A patent/JP5500208B2/ja active Active
-
2013
- 2013-06-10 US US14/405,055 patent/US20150151991A1/en not_active Abandoned
- 2013-06-10 CA CA2875450A patent/CA2875450C/en not_active Expired - Fee Related
- 2013-06-10 CN CN201380026255.9A patent/CN104321449A/zh active Pending
- 2013-06-10 EP EP13803603.3A patent/EP2860271B1/en not_active Not-in-force
- 2013-06-10 AU AU2013275418A patent/AU2013275418B2/en active Active
- 2013-06-10 WO PCT/JP2013/065958 patent/WO2013187367A1/ja not_active Ceased
-
2014
- 2014-12-01 PH PH12014502679A patent/PH12014502679B1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CA2875450A1 (en) | 2013-12-19 |
| PH12014502679A1 (en) | 2015-01-26 |
| CN104321449A (zh) | 2015-01-28 |
| AU2013275418B2 (en) | 2017-03-09 |
| EP2860271B1 (en) | 2018-04-18 |
| JP5500208B2 (ja) | 2014-05-21 |
| WO2013187367A1 (ja) | 2013-12-19 |
| JP2013256691A (ja) | 2013-12-26 |
| US20150151991A1 (en) | 2015-06-04 |
| EP2860271A1 (en) | 2015-04-15 |
| PH12014502679B1 (en) | 2019-10-16 |
| EP2860271A4 (en) | 2015-11-11 |
| AU2013275418A1 (en) | 2015-01-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20170918 |
|
| MKLA | Lapsed |
Effective date: 20210610 |