FI122349B - Menetelmä arseenin poistamiseksi skorodiittina - Google Patents
Menetelmä arseenin poistamiseksi skorodiittina Download PDFInfo
- Publication number
- FI122349B FI122349B FI20090066A FI20090066A FI122349B FI 122349 B FI122349 B FI 122349B FI 20090066 A FI20090066 A FI 20090066A FI 20090066 A FI20090066 A FI 20090066A FI 122349 B FI122349 B FI 122349B
- Authority
- FI
- Finland
- Prior art keywords
- arsenic
- precipitation step
- solution
- process according
- ferric arsenate
- Prior art date
Links
- 229910052785 arsenic Inorganic materials 0.000 title claims description 71
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title claims description 70
- 238000000034 method Methods 0.000 title claims description 56
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 70
- 238000001556 precipitation Methods 0.000 claims description 68
- 239000000243 solution Substances 0.000 claims description 56
- BMWMWYBEJWFCJI-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Fe+3].[O-][As]([O-])([O-])=O BMWMWYBEJWFCJI-UHFFFAOYSA-K 0.000 claims description 52
- UYZMAFWCKGTUMA-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane;dihydrate Chemical compound O.O.[Fe+3].[O-][As]([O-])([O-])=O UYZMAFWCKGTUMA-UHFFFAOYSA-K 0.000 claims description 38
- 229910052742 iron Inorganic materials 0.000 claims description 30
- 239000002244 precipitate Substances 0.000 claims description 27
- 238000000746 purification Methods 0.000 claims description 19
- 238000006243 chemical reaction Methods 0.000 claims description 17
- 239000007787 solid Substances 0.000 claims description 17
- 238000000926 separation method Methods 0.000 claims description 11
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 6
- VETKVGYBAMGARK-UHFFFAOYSA-N arsanylidyneiron Chemical compound [As]#[Fe] VETKVGYBAMGARK-UHFFFAOYSA-N 0.000 claims description 6
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 6
- 239000007800 oxidant agent Substances 0.000 claims description 6
- 230000001590 oxidative effect Effects 0.000 claims description 4
- DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 229940000489 arsenate Drugs 0.000 claims 2
- 238000012360 testing method Methods 0.000 description 14
- 238000002474 experimental method Methods 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000003472 neutralizing effect Effects 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 239000003929 acidic solution Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 150000001495 arsenic compounds Chemical class 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000013112 stability test Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229940093920 gynecological arsenic compound Drugs 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- DLPAJFPCOBSODM-UHFFFAOYSA-N oxygen;sulfur dioxide Chemical compound [O].O=S=O DLPAJFPCOBSODM-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/02—Arsenates; Arsenites
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/0018—Mixed oxides or hydroxides
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
-
- 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
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
-
- 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
- C22B30/00—Obtaining antimony, arsenic or bismuth
- C22B30/04—Obtaining arsenic
-
- 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
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
-
- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/74—Treatment of water, waste water, or sewage by oxidation with air
-
- 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
- C02F2101/103—Arsenic 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
-
- 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)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Priority Applications (18)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20090066A FI122349B (fi) | 2009-02-23 | 2009-02-23 | Menetelmä arseenin poistamiseksi skorodiittina |
| ES10743445T ES2696988T3 (es) | 2009-02-23 | 2010-02-19 | Método para retirar arsénico en forma de escorodita |
| EP10743445.8A EP2398739B1 (en) | 2009-02-23 | 2010-02-19 | Method for removing arsenic as scorodite |
| KR1020117021677A KR101330354B1 (ko) | 2009-02-23 | 2010-02-19 | 비소를 스코로다이트로서 제거하는 방법 |
| EA201190123A EA020382B1 (ru) | 2009-02-23 | 2010-02-19 | Способ удаления мышьяка в виде скородита |
| CN201080006799.5A CN102307813B (zh) | 2009-02-23 | 2010-02-19 | 将砷作为臭葱石除去的方法 |
| PCT/FI2010/050114 WO2010094841A1 (en) | 2009-02-23 | 2010-02-19 | Method for removing arsenic as scorodite |
| CA2753163A CA2753163C (en) | 2009-02-23 | 2010-02-19 | Method for removing arsenic as scorodite |
| MX2011008855A MX2011008855A (es) | 2009-02-23 | 2010-02-19 | Metodo para remover arsenico como escorodita. |
| BRPI1007963A BRPI1007963B1 (pt) | 2009-02-23 | 2010-02-19 | método para remoção de arsênio na forma de escorodita |
| US13/202,762 US8790516B2 (en) | 2009-02-23 | 2010-02-19 | Method for removing arsenic as scorodite |
| PT10743445T PT2398739T (pt) | 2009-02-23 | 2010-02-19 | Método para remoção de arsénio como escorodite |
| AU2010215418A AU2010215418B2 (en) | 2009-02-23 | 2010-02-19 | Method for removing arsenic as scorodite |
| PE2011001403A PE20120678A1 (es) | 2009-02-23 | 2010-02-19 | Metodo para remover arsenico como escorodita |
| JP2011550614A JP5739350B2 (ja) | 2009-02-23 | 2010-02-19 | ヒ素をスコロド石として除去する方法 |
| ARP100100509 AR077528A1 (es) | 2009-02-23 | 2010-02-22 | Metodo para eliminar arsenico como escorodita |
| CL2011002032A CL2011002032A1 (es) | 2009-02-23 | 2011-08-19 | Método para precipitar hierro y arsénico en forma de un compuesto pobremente soluble, que comprende oxidar hierro y arsenico, regular la proporcion fe/as a 1-3,5 y el ph a 1,5-4,5 para precipitar arseniato férrico, enviar el precipitado a conversión hidrotérmica a 150-200 grados celsius para obtener escorodita cristalina. |
| ZA2011/06255A ZA201106255B (en) | 2009-02-23 | 2011-08-25 | Method for removing arsenic as scorodite |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20090066A FI122349B (fi) | 2009-02-23 | 2009-02-23 | Menetelmä arseenin poistamiseksi skorodiittina |
| FI20090066 | 2009-02-23 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI20090066A0 FI20090066A0 (fi) | 2009-02-23 |
| FI20090066A FI20090066A (fi) | 2010-08-23 |
| FI122349B true FI122349B (fi) | 2011-12-15 |
Family
ID=40404587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20090066A FI122349B (fi) | 2009-02-23 | 2009-02-23 | Menetelmä arseenin poistamiseksi skorodiittina |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US8790516B2 (es) |
| EP (1) | EP2398739B1 (es) |
| JP (1) | JP5739350B2 (es) |
| KR (1) | KR101330354B1 (es) |
| CN (1) | CN102307813B (es) |
| AR (1) | AR077528A1 (es) |
| AU (1) | AU2010215418B2 (es) |
| BR (1) | BRPI1007963B1 (es) |
| CA (1) | CA2753163C (es) |
| CL (1) | CL2011002032A1 (es) |
| EA (1) | EA020382B1 (es) |
| ES (1) | ES2696988T3 (es) |
| FI (1) | FI122349B (es) |
| MX (1) | MX2011008855A (es) |
| PE (1) | PE20120678A1 (es) |
| PT (1) | PT2398739T (es) |
| WO (1) | WO2010094841A1 (es) |
| ZA (1) | ZA201106255B (es) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8388927B2 (en) * | 2009-05-13 | 2013-03-05 | Dowa Metals & Mining Co., Ltd. | Scorodite-type iron-arsenic compound particles, production method thereof, and arsenic-containing solid |
| JP2011168467A (ja) * | 2010-02-22 | 2011-09-01 | Dowa Metals & Mining Co Ltd | 結晶性スコロダイトの生成方法 |
| JP2011177651A (ja) * | 2010-03-01 | 2011-09-15 | Dowa Metals & Mining Co Ltd | ヒ素含有溶液の処理方法 |
| JP5734225B2 (ja) * | 2012-03-01 | 2015-06-17 | 国立大学法人九州大学 | 砒素の処理方法 |
| CN102642974B (zh) * | 2012-05-07 | 2014-05-07 | 昆明理工大学 | 一种高酸高氯废水处理方法 |
| JP6241661B2 (ja) * | 2013-03-29 | 2017-12-06 | 三菱マテリアル株式会社 | ヒ素の分離固定化方法 |
| CA2952568C (en) | 2014-01-31 | 2018-07-10 | Goldcorp Inc. | Process for separation of at least one metal sulfide from a mixed sulfide ore or concentrate |
| CN104846199A (zh) * | 2015-06-10 | 2015-08-19 | 云南驰宏锌锗股份有限公司 | 一种脱除硫酸铜溶液中铁、砷的方法 |
| CN106422151B (zh) * | 2016-08-24 | 2019-07-12 | 航天凯天环保科技股份有限公司 | 一种实现高浓度砷碱渣稳定化固化的方法 |
| CN107500362B (zh) * | 2017-09-15 | 2019-05-10 | 中南大学 | 一种图水羟砷铁矾及其制备方法和应用 |
| CN108483690B (zh) * | 2018-02-12 | 2021-10-08 | 中南大学 | 一种处理高砷废水的方法 |
| CN108455679B (zh) * | 2018-05-17 | 2019-12-06 | 中南大学 | 一种三维球状臭葱石晶体的制备方法及其应用 |
| CN108640390B (zh) * | 2018-05-31 | 2021-10-22 | 阳谷祥光铜业有限公司 | 一种含锑废水的处理方法 |
| US11220437B2 (en) * | 2018-12-24 | 2022-01-11 | Ecometales Limited | Procedure for obtaining scorodite with a high arsenic content from acidic solutions with high content of sulfuric acid |
| CN109607872B (zh) * | 2019-01-07 | 2021-11-19 | 紫金矿业集团股份有限公司 | 一种含砷污酸的综合利用及砷的安全处置方法 |
| CN109574319B (zh) * | 2019-01-07 | 2021-11-19 | 紫金矿业集团股份有限公司 | 有色金属冶炼高砷污酸的固砷工艺 |
| CN109761390A (zh) * | 2019-01-10 | 2019-05-17 | 昆明理工大学 | 一种工业含砷废水的无害化固砷方法 |
| WO2020237361A1 (en) * | 2019-05-28 | 2020-12-03 | The Royal Institution For The Advancement Of Learning / Mcgill University | Method for producing scorodite |
| CN111039327A (zh) * | 2019-12-31 | 2020-04-21 | 福州大学 | 一种将砷渣一步转化成臭葱石的方法 |
| CN111170510B (zh) * | 2020-01-20 | 2022-03-29 | 宁波弗镁瑞环保科技有限公司 | 一种含砷废水处理并固化砷的方法 |
| CN111620380B (zh) * | 2020-07-10 | 2021-11-26 | 中南大学 | 一种水热处理三价砷制备臭葱石的方法及其应用 |
| CN115304105B (zh) * | 2022-09-14 | 2023-09-22 | 中南大学 | 一种水热固化富砷结晶物的方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7314604B1 (en) * | 1999-09-30 | 2008-01-01 | Billiton Intellectual Property, B.V. | Stable ferric arsenate precipitation from acid copper solutions whilst minimising copper losses |
| FI119438B (fi) * | 2005-05-03 | 2008-11-14 | Outokumpu Oy | Menetelmä arvometallien ja arseenin talteenottamiseksi liuoksesta |
| JP2008260683A (ja) * | 2006-04-28 | 2008-10-30 | Dowa Metals & Mining Co Ltd | 砒酸鉄粉末 |
| CA2656724C (en) * | 2006-07-27 | 2012-11-13 | Dowa Metals & Mining Co., Ltd. | Iron arsenate powder |
| JP5102519B2 (ja) * | 2007-03-15 | 2012-12-19 | Ｄｏｗａメタルマイン株式会社 | 砒素含有固形物およびその製法 |
| JP4902450B2 (ja) * | 2007-07-13 | 2012-03-21 | Ｄｏｗａメタルマイン株式会社 | 砒素の処理方法 |
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- 2010-02-19 PE PE2011001403A patent/PE20120678A1/es active IP Right Grant
- 2010-02-19 KR KR1020117021677A patent/KR101330354B1/ko active IP Right Grant
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- 2010-02-19 ES ES10743445T patent/ES2696988T3/es active Active
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- 2010-02-19 JP JP2011550614A patent/JP5739350B2/ja active Active
- 2010-02-19 US US13/202,762 patent/US8790516B2/en active Active
- 2010-02-19 CN CN201080006799.5A patent/CN102307813B/zh active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2012518587A (ja) | 2012-08-16 |
| FI20090066A (fi) | 2010-08-23 |
| EP2398739A1 (en) | 2011-12-28 |
| PT2398739T (pt) | 2018-11-29 |
| ZA201106255B (en) | 2012-11-28 |
| AU2010215418A1 (en) | 2011-07-21 |
| CN102307813A (zh) | 2012-01-04 |
| ES2696988T3 (es) | 2019-01-21 |
| US8790516B2 (en) | 2014-07-29 |
| WO2010094841A1 (en) | 2010-08-26 |
| EP2398739B1 (en) | 2018-08-29 |
| CA2753163A1 (en) | 2010-08-26 |
| KR20110117718A (ko) | 2011-10-27 |
| MX2011008855A (es) | 2011-09-15 |
| BRPI1007963B1 (pt) | 2020-05-19 |
| KR101330354B1 (ko) | 2013-11-20 |
| FI20090066A0 (fi) | 2009-02-23 |
| AU2010215418B2 (en) | 2014-07-31 |
| EA201190123A1 (ru) | 2012-02-28 |
| CA2753163C (en) | 2017-02-28 |
| PE20120678A1 (es) | 2012-06-26 |
| JP5739350B2 (ja) | 2015-06-24 |
| CL2011002032A1 (es) | 2012-02-03 |
| CN102307813B (zh) | 2014-11-05 |
| EP2398739A4 (en) | 2017-01-11 |
| US20110309029A1 (en) | 2011-12-22 |
| AR077528A1 (es) | 2011-09-07 |
| EA020382B1 (ru) | 2014-10-30 |
| BRPI1007963A2 (pt) | 2016-02-23 |
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