AR089948A1 - Procedimientos para la extraccion de metales y oxianiones de corrientes acuosas - Google Patents
Procedimientos para la extraccion de metales y oxianiones de corrientes acuosasInfo
- Publication number
- AR089948A1 AR089948A1 ARP130100406A AR089948A1 AR 089948 A1 AR089948 A1 AR 089948A1 AR P130100406 A ARP130100406 A AR P130100406A AR 089948 A1 AR089948 A1 AR 089948A1
- Authority
- AR
- Argentina
- Prior art keywords
- metals
- aqueous stream
- oxyions
- procedures
- extraction
- Prior art date
Links
Classifications
-
- 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
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
-
- 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
- C02F1/5245—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using basic salts, e.g. of aluminium and iron
-
- 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
- C02F1/70—Treatment of water, waste water, or sewage by reduction
- C02F1/705—Reduction by metals
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- 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
- C02F2001/007—Processes including a sedimentation step
-
- 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
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Reivindicación 1: Un procedimiento para extraer uno o más metales y/u oxianiones de una corriente acuosa que comprende los pasos de: (a) ajuste del pH de la corriente acuosa a un valor por encima de 6 aproximadamente; (b) adición de uno o más agentes reductores a la corriente acuosa; (c) agitación de la corriente acuosa; (d) adición de uno o más floculantes; y (e) separación de los uno o más metales y/u oxianiones reducidos de la corriente acuosa. Reivindicación 2: El procedimiento de la reivindicación 1, en donde el uno o más metales y/u oxianiones comprenden arsénico, arsenito y/o arseniato.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261597561P | 2012-02-10 | 2012-02-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR089948A1 true AR089948A1 (es) | 2014-10-01 |
Family
ID=48326345
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP130100406 AR089948A1 (es) | 2012-02-10 | 2013-02-08 | Procedimientos para la extraccion de metales y oxianiones de corrientes acuosas |
Country Status (2)
Country | Link |
---|---|
AR (1) | AR089948A1 (es) |
WO (1) | WO2013117996A1 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012154965A1 (en) | 2011-05-10 | 2012-11-15 | Kemira Oij | Methods for removing contaminants from aqueous systems |
WO2016111739A1 (en) * | 2015-01-06 | 2016-07-14 | Ecolab Usa Inc. | Process for removal of selenium from water by dithionite ions |
IT201700088317A1 (it) * | 2017-08-01 | 2019-02-01 | Univ Della Calabria | Trattamento di rimozione del boro da acque naturali e reflui |
CN109607947A (zh) * | 2018-12-25 | 2019-04-12 | 贵州省分析测试研究院 | 一种除去洗煤厂废水中重金属砷的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE399869B (sv) * | 1973-08-09 | 1978-03-06 | Montedison Spa | Sett att avlegsna kvicksilver eller kvicksilversalter fran ett vetskeavflode medelst tiokarbamid eller ett hydroxyl-aminsalt |
US6274045B1 (en) * | 1995-05-19 | 2001-08-14 | Lawrence Kreisler | Method for recovering and separating metals from waste streams |
DE19639444A1 (de) * | 1995-09-27 | 1997-04-03 | Nippon Mining Co | Verfahren zur Behandlung von Selen enthaltendem Abwasser |
US7641971B2 (en) * | 2003-08-13 | 2010-01-05 | Crane Company | Metal-treated particles for remediation |
JP5261950B2 (ja) * | 2006-07-04 | 2013-08-14 | 栗田工業株式会社 | セレン含有排水の処理方法及び処理装置 |
WO2008092724A1 (en) * | 2007-02-01 | 2008-08-07 | Unilever N.V. | Water purification composition |
JP2008253939A (ja) * | 2007-04-06 | 2008-10-23 | Sumitomo Electric Ind Ltd | 廃液処理方法および廃液処理装置 |
-
2013
- 2013-02-08 WO PCT/IB2013/000625 patent/WO2013117996A1/en active Application Filing
- 2013-02-08 AR ARP130100406 patent/AR089948A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
WO2013117996A1 (en) | 2013-08-15 |
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Legal Events
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