CL2011002032A1 - 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. - Google Patents
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.Info
- Publication number
- CL2011002032A1 CL2011002032A1 CL2011002032A CL2011002032A CL2011002032A1 CL 2011002032 A1 CL2011002032 A1 CL 2011002032A1 CL 2011002032 A CL2011002032 A CL 2011002032A CL 2011002032 A CL2011002032 A CL 2011002032A CL 2011002032 A1 CL2011002032 A1 CL 2011002032A1
- Authority
- CL
- Chile
- Prior art keywords
- precipitate
- arsenic
- iron
- arseniate
- poorly soluble
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 10
- 229910052785 arsenic Inorganic materials 0.000 title abstract 7
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title abstract 7
- 229910052742 iron Inorganic materials 0.000 title abstract 5
- 239000002244 precipitate Substances 0.000 title abstract 4
- 238000006243 chemical reaction Methods 0.000 title abstract 2
- 150000001875 compounds Chemical class 0.000 title abstract 2
- UYZMAFWCKGTUMA-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane;dihydrate Chemical compound O.O.[Fe+3].[O-][As]([O-])([O-])=O UYZMAFWCKGTUMA-UHFFFAOYSA-K 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- BMWMWYBEJWFCJI-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Fe+3].[O-][As]([O-])([O-])=O BMWMWYBEJWFCJI-UHFFFAOYSA-K 0.000 title 1
- 230000001590 oxidative effect Effects 0.000 title 1
- 230000001105 regulatory effect Effects 0.000 title 1
- 238000001556 precipitation Methods 0.000 abstract 3
- 239000000243 solution Substances 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 abstract 1
- 150000004679 hydroxides Chemical class 0.000 abstract 1
Classifications
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- 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)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (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)
Abstract
MÉTODO PARA PRECIPITAR HIERRO Y ARSÉNICO A PARTIR DE SOLUCIONES ACUOSAS ÁCIDAS EN ÍORMA DE UN COMPUESTO POBREMENTE SOLUBLE, EN DONDE UNA SOLUCIÓN QUE CONTIENE HIERRO Y UNA SOLUCIÓN QUE CONTIENE ARSÉNICO SE OXIDAN POR MEDIO DE UN OXIDANTE DE MODO QUE EL HIERRO SE OXIDA A TRIVALENTE Y EL ARSÉNICO A PENTAVALENTE Y PORQUE EL HIERRO Y EL ARSÉNICO SE PRECIPITAN EN UNA ETAPA DE PRECIPITACIÓN DE ARSENIATO FÉRRICO COMO ARSENIATO FÉRRICO A PRESIÓN ATMOSFÉRICA, MEDIANTE LO CUAL LA PROPORCIÓN DE HIERROARSÉNICO SE REGULA EN UNA ETAPA DE PRECIPITACIÓN DE ARSENIATO FÉRRICO AL ORDEN DE 1 - 3,5, Y EL PH EN EL ORDEN DE 1,5 —4,5; EL PRECIPITADO DE ARSENIATO FÉRRICO FORMADO ES ENVIADO A LA CONVERSIÓN HIDROTÉRMICA A UNA TEMPERATURA DE 150 - 200° C, EN LA QUE EL ARSENIATO FÉRRICO SE CRISTALIZA EN FORMA DE ESCORODITA POBREMENTE SOLUBLE.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20090066A FI122349B (fi) | 2009-02-23 | 2009-02-23 | Menetelmä arseenin poistamiseksi skorodiittina |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2011002032A1 true CL2011002032A1 (es) | 2012-02-03 |
Family
ID=40404587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| 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. |
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 |
|---|---|---|---|---|
| KR20120022907A (ko) * | 2009-05-13 | 2012-03-12 | 도와 메탈스 앤드 마이닝 가부시끼가이샤 | 스코로다이트형 철비소 화합물 입자, 및 제조 방법, 및 비소 함유 고형물 |
| 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 |
| PE20161083A1 (es) | 2014-01-31 | 2016-11-19 | Goldcorp Inc | Proceso para la separacion de al menos un sulfuro de metal a partir de una mena o concentrado de sulfuros mixtos |
| 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 |
| US20090291307A1 (en) * | 2006-07-27 | 2009-11-26 | 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 |
-
2009
- 2009-02-23 FI FI20090066A patent/FI122349B/fi not_active IP Right Cessation
-
2010
- 2010-02-19 US US13/202,762 patent/US8790516B2/en active Active
- 2010-02-19 ES ES10743445T patent/ES2696988T3/es active Active
- 2010-02-19 EP EP10743445.8A patent/EP2398739B1/en active Active
- 2010-02-19 CN CN201080006799.5A patent/CN102307813B/zh active Active
- 2010-02-19 MX MX2011008855A patent/MX2011008855A/es active IP Right Grant
- 2010-02-19 PT PT10743445T patent/PT2398739T/pt unknown
- 2010-02-19 JP JP2011550614A patent/JP5739350B2/ja active Active
- 2010-02-19 KR KR1020117021677A patent/KR101330354B1/ko active IP Right Grant
- 2010-02-19 BR BRPI1007963A patent/BRPI1007963B1/pt active IP Right Grant
- 2010-02-19 AU AU2010215418A patent/AU2010215418B2/en active Active
- 2010-02-19 CA CA2753163A patent/CA2753163C/en active Active
- 2010-02-19 EA EA201190123A patent/EA020382B1/ru not_active IP Right Cessation
- 2010-02-19 WO PCT/FI2010/050114 patent/WO2010094841A1/en active Application Filing
- 2010-02-19 PE PE2011001403A patent/PE20120678A1/es active IP Right Grant
- 2010-02-22 AR ARP100100509 patent/AR077528A1/es active IP Right Grant
-
2011
- 2011-08-19 CL CL2011002032A patent/CL2011002032A1/es unknown
- 2011-08-25 ZA ZA2011/06255A patent/ZA201106255B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR20110117718A (ko) | 2011-10-27 |
| KR101330354B1 (ko) | 2013-11-20 |
| JP5739350B2 (ja) | 2015-06-24 |
| BRPI1007963B1 (pt) | 2020-05-19 |
| PT2398739T (pt) | 2018-11-29 |
| WO2010094841A1 (en) | 2010-08-26 |
| EP2398739A4 (en) | 2017-01-11 |
| CN102307813A (zh) | 2012-01-04 |
| AR077528A1 (es) | 2011-09-07 |
| PE20120678A1 (es) | 2012-06-26 |
| US8790516B2 (en) | 2014-07-29 |
| BRPI1007963A2 (pt) | 2016-02-23 |
| AU2010215418B2 (en) | 2014-07-31 |
| MX2011008855A (es) | 2011-09-15 |
| ZA201106255B (en) | 2012-11-28 |
| FI20090066A0 (fi) | 2009-02-23 |
| FI20090066A (fi) | 2010-08-23 |
| US20110309029A1 (en) | 2011-12-22 |
| EP2398739B1 (en) | 2018-08-29 |
| FI122349B (fi) | 2011-12-15 |
| EA201190123A1 (ru) | 2012-02-28 |
| EP2398739A1 (en) | 2011-12-28 |
| CN102307813B (zh) | 2014-11-05 |
| JP2012518587A (ja) | 2012-08-16 |
| EA020382B1 (ru) | 2014-10-30 |
| CA2753163C (en) | 2017-02-28 |
| AU2010215418A1 (en) | 2011-07-21 |
| CA2753163A1 (en) | 2010-08-26 |
| ES2696988T3 (es) | 2019-01-21 |
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