CL2008002358A1 - Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. - Google Patents
Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos.Info
- Publication number
- CL2008002358A1 CL2008002358A1 CL2008002358A CL2008002358A CL2008002358A1 CL 2008002358 A1 CL2008002358 A1 CL 2008002358A1 CL 2008002358 A CL2008002358 A CL 2008002358A CL 2008002358 A CL2008002358 A CL 2008002358A CL 2008002358 A1 CL2008002358 A1 CL 2008002358A1
- Authority
- CL
- Chile
- Prior art keywords
- arsenic
- stabilization
- removal
- effluent
- washing
- Prior art date
Links
- 229910052785 arsenic Inorganic materials 0.000 title abstract 6
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 title abstract 5
- 230000006641 stabilisation Effects 0.000 title abstract 3
- 238000011105 stabilization Methods 0.000 title abstract 3
- 239000002253 acid Substances 0.000 title abstract 2
- 150000007513 acids Chemical class 0.000 title abstract 2
- 229910001385 heavy metal Inorganic materials 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 title 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title 1
- 238000003723 Smelting Methods 0.000 title 1
- 230000002378 acidificating effect Effects 0.000 title 1
- -1 arsenic sulphides Chemical class 0.000 title 1
- 239000007789 gas Substances 0.000 title 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 title 1
- 239000003295 industrial effluent Substances 0.000 title 1
- 239000007788 liquid Substances 0.000 title 1
- 229910052751 metal Inorganic materials 0.000 title 1
- 239000002184 metal Substances 0.000 title 1
- 230000001376 precipitating effect Effects 0.000 title 1
- 238000005406 washing Methods 0.000 title 1
- 150000003568 thioethers Chemical class 0.000 abstract 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
- C02F1/52—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
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
- C01C1/244—Preparation by double decomposition of ammonium salts with sulfates
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- 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
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- 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
- 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
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- 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
-
- 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
-
- 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
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Proceso y sistema para la remoción y estabilización de arsénico y/o metales pesados que forman sulfuros insolubles desde ácidos residuales con alto contenido de arsénico.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL2008002358A CL2008002358A1 (es) | 2008-08-11 | 2008-08-11 | Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. |
| PCT/CL2009/000010 WO2010017652A1 (es) | 2008-08-11 | 2009-08-11 | Proceso y sistema para la separación, reciclado y estabilización ambiental sustentable de efluentes ácidos con arsénico (as) y/o metales pesados que forman sulfuros insolubles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL2008002358A CL2008002358A1 (es) | 2008-08-11 | 2008-08-11 | Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2008002358A1 true CL2008002358A1 (es) | 2009-02-27 |
Family
ID=41668625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2008002358A CL2008002358A1 (es) | 2008-08-11 | 2008-08-11 | Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. |
Country Status (2)
| Country | Link |
|---|---|
| CL (1) | CL2008002358A1 (es) |
| WO (1) | WO2010017652A1 (es) |
Families Citing this family (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009039655A1 (en) | 2007-09-26 | 2009-04-02 | Bioteq Environmental Technologies Inc. | Selective sulphate removal by exclusive anion exchange from hard water waste streams |
| WO2009100537A1 (en) | 2008-02-12 | 2009-08-20 | Bioteq Environmental Technologies Inc. | Processes for producing h2s using sulphur-reducing bacteria |
| CN102153141B (zh) * | 2010-12-30 | 2012-05-30 | 甘肃锦世化工有限责任公司 | 一种降低重铬酸钠、铬酸酐产品中微量元素铅的方法 |
| CN102491477B (zh) * | 2011-11-25 | 2013-04-10 | 中南大学 | 一种高浓度酸中脱汞的方法 |
| CN102897885B (zh) * | 2012-10-26 | 2016-04-27 | 广西南宁东和新赢环保技术有限公司 | 硫酸工业双循环喷射式除砷的方法 |
| CN103880111B (zh) * | 2014-03-28 | 2015-01-21 | 中国地质大学(武汉) | 一种基于表面原位镀铁技术的除砷方法 |
| CN104496000B (zh) * | 2014-12-16 | 2016-05-18 | 浙江工业大学 | 一种铜粉置换去除并回收水体中砷、锑的方法 |
| CN104591333A (zh) * | 2014-12-16 | 2015-05-06 | 中国地质大学(武汉) | 基于石英砂负载的原位氧化镀铁除砷工艺 |
| CN105621744B (zh) * | 2016-03-07 | 2018-04-06 | 山东国信环境系统股份有限公司 | 铜矿酸性废水处理回收装置及其方法 |
| WO2018064460A1 (en) | 2016-09-30 | 2018-04-05 | Mayo Foundation For Medical Education And Research | Viral vectors for nuclear reprogramming |
| CN107670486A (zh) * | 2017-11-29 | 2018-02-09 | 洛阳市天誉环保工程有限公司 | 烧结机烟气的除砷装置及除砷工艺 |
| EP3781293A2 (en) * | 2018-04-18 | 2021-02-24 | Clairion Ltd. | A process for separation of heavy metals and/or sulfur species from ionic liquids |
| CN109019817A (zh) * | 2018-08-16 | 2018-12-18 | 正坚建设有限公司 | 一种市政污水处理装置及其使用方法 |
| WO2020036869A1 (en) | 2018-08-16 | 2020-02-20 | Emd Millipore Corporation | Closed bioprocessing device |
| CN109399832A (zh) * | 2018-11-27 | 2019-03-01 | 中国恩菲工程技术有限公司 | 酸性重金属废水的处理方法 |
| CN111620481B (zh) * | 2020-07-29 | 2020-10-16 | 湖南大青生态科技有限公司 | 一种含氯砷工业废水的资源化处理方法 |
| CN112062246A (zh) * | 2020-09-09 | 2020-12-11 | 昆明理工大学 | 一种利用湿法冶炼锗产生的含铁、砷与多种重金属的废盐酸制备聚合氯化铝铁净水剂的方法 |
| CA3205207A1 (en) * | 2021-01-19 | 2022-07-28 | Kent Gray Jensen | Wastewater processing system and apparatus |
| CN112897752A (zh) * | 2021-01-26 | 2021-06-04 | 北京师范大学 | 生活饮用水的处理方法 |
| CN114956369B (zh) * | 2022-04-25 | 2023-10-31 | 金川集团股份有限公司 | 一种含铵废水去除重金属镍铜锌的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE420487B (sv) * | 1980-03-05 | 1981-10-12 | Boliden Ab | Forfarande for rening av tungmetallinnehallande sur vattenlosning |
| US4432880A (en) * | 1981-12-10 | 1984-02-21 | Richard S. Talbot And Associates | Process for the removal of heavy metals from aqueous solution |
| ES2019009A6 (es) * | 1989-12-29 | 1991-05-16 | Espanoles Fertilizantes | Procedimiento e instalacion para la eliminacion con sulfhidrico a presion, de arsenico y otros metales en aguas residuales procedentes de plantas industriales. |
| AU4385196A (en) * | 1995-01-14 | 1996-07-31 | Niels Ole Vesterager | Method of treating a biomass in order to remove heavy metals with hydrogen sulphide |
-
2008
- 2008-08-11 CL CL2008002358A patent/CL2008002358A1/es unknown
-
2009
- 2009-08-11 WO PCT/CL2009/000010 patent/WO2010017652A1/es not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2010017652A1 (es) | 2010-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CL2008002358A1 (es) | Proceso para remoción y estabilización de arsénico y metales pesados desde ácidos residuales con alto contenido de arsénico que comprende contactar el efluente a tratar con acido sulfhídrico y precipitar sulfuros de arsénico insolubles a ph menor de 2; y sistema para la remoción y estabilización de arsénico desde efluentes industriales ácidos, principalmente líquidos provenientes del lavado de gases de fundición de metales no ferrosos. | |
| Multani et al. | Antimony in the metallurgical industry: A review of its chemistry and environmental stabilization options | |
| Shi et al. | Mechanism, application, influencing factors and environmental benefit assessment of steel slag in removing pollutants from water: A review | |
| Dai et al. | The adsorption, regeneration and engineering applications of biochar for removal organic pollutants: a review | |
| Chen et al. | Toxicants inhibiting anaerobic digestion: a review | |
| MX2015014658A (es) | Metodo para tratar suelo y agua subterranea que contienen metales pesados, incluyendo niquel. | |
| Guan et al. | The limitations of applying zero-valent iron technology in contaminants sequestration and the corresponding countermeasures: the development in zero-valent iron technology in the last two decades (1994–2014) | |
| BR112013005672A8 (pt) | instalação para tratamento de superfície de carrocerias de veículos e processo para o transporte de veículos através de uma instalação de tratamento de superfície | |
| NZ609179A (en) | Process for removing metals from hydrocarbons | |
| BR112014026591A2 (pt) | processo, método, e sistema para remover mercúrio de fluidos | |
| MX357271B (es) | Método y sistema para remover sulfuro de hidrógeno de aceite corrosivo y de agua ácida. | |
| MX2009004779A (es) | Precipitacion selectiva de sulfuros de metal. | |
| CN102791638A (zh) | 从炼油废水中除去硒 | |
| BR112015016614A2 (pt) | métodos e sistemas de tratamento de água residual | |
| PE20160458A1 (es) | Metodo para la oxidacion y separacion de arsenico de soluciones de proceso y residuales | |
| FI20126356A7 (fi) | Menetelmä teollisuusveden käsittelemiseksi | |
| Jégo et al. | Is gold solubility subject to pressure variations in ascending arc magmas? | |
| DE602008002889D1 (de) | Ultrapassivierung von Chromlegierungen | |
| EA201990898A1 (ru) | Обработка сероводорода в аэробных условиях | |
| BR112019002594B8 (pt) | Método de flotação | |
| BR112016022635A2 (pt) | processo para remover seletivamente mercúrio de uma solução de alimentação aquosa, e, uso de um material sorvente | |
| MX2023007812A (es) | Solucion de tratamiento basado en titania y metodo de promocion de la precipatacion y eliminacion de metales pesados de una fuente acuosa. | |
| MX2018006400A (es) | Composiciones y metodos para la eliminacion de sulfatos y metales de aguas residuales. | |
| CN104211219A (zh) | 一种高浓度含硫废水的处理工艺 | |
| CN104250037A (zh) | 一种含有机络合镍废水的处理方法 |