BRPI0702757A - método para remover contaminantes de uma solução aquosa, e, composição que remove contaminantes de uma solução aquosa - Google Patents

método para remover contaminantes de uma solução aquosa, e, composição que remove contaminantes de uma solução aquosa

Info

Publication number
BRPI0702757A
BRPI0702757A BRPI0702757-5A BRPI0702757A BRPI0702757A BR PI0702757 A BRPI0702757 A BR PI0702757A BR PI0702757 A BRPI0702757 A BR PI0702757A BR PI0702757 A BRPI0702757 A BR PI0702757A
Authority
BR
Brazil
Prior art keywords
aqueous solution
contaminants
composition
removes
removing contaminants
Prior art date
Application number
BRPI0702757-5A
Other languages
English (en)
Inventor
Rajiv Manohar Banavali
Jose Antonio Trejo
Original Assignee
Rohm & Haas
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Rohm & Haas filed Critical Rohm & Haas
Publication of BRPI0702757A publication Critical patent/BRPI0702757A/pt

Links

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
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/288—Treatment of water, waste water, or sewage by sorption using composite sorbents, e.g. coated, impregnated, multi-layered
    • 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
    • C02F1/28—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
    • 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
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/40—Liquid flow rate
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2305/00—Use of specific compounds during water treatment
    • C02F2305/14—Additives which dissolves or releases substances when predefined environmental conditions are reached, e.g. pH or temperature

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

MéTODO PARA REMOVER CONTAMINANTES DE UMA SOLUçãO AQUOSA, E, COMPOSIçãO QUE REMOVE CONTAMINANTES DE UMA SOLUçãO AQUOSA Um método de remover contaminantes de uma solução aquosa compreendendo contatar a solução aquosa com partículas de calcário revestidas com oxihidróxido de ferro e adsorver os contaminantes da solução aquosa sobre as partículas.
BRPI0702757-5A 2006-07-13 2007-06-29 método para remover contaminantes de uma solução aquosa, e, composição que remove contaminantes de uma solução aquosa BRPI0702757A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US83059206P 2006-07-13 2006-07-13
US11/809,941 US20080011686A1 (en) 2006-07-13 2007-06-04 Method and composition for removing contaminants from an aqueous solution

Publications (1)

Publication Number Publication Date
BRPI0702757A true BRPI0702757A (pt) 2008-02-26

Family

ID=38596781

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0702757-5A BRPI0702757A (pt) 2006-07-13 2007-06-29 método para remover contaminantes de uma solução aquosa, e, composição que remove contaminantes de uma solução aquosa

Country Status (4)

Country Link
US (1) US20080011686A1 (pt)
EP (1) EP1878703A1 (pt)
BR (1) BRPI0702757A (pt)
MX (1) MX2007008257A (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5058915B2 (ja) * 2007-09-20 2012-10-24 ローム アンド ハース カンパニー エタンからエチレン及び一酸化炭素の混合物を製造するための触媒プロセス
TWI404566B (zh) 2008-01-18 2013-08-11 Rohm & Haas 用於水處理之吸附床
CN102249455B (zh) * 2011-05-20 2012-07-25 杭州永腾膜科技有限公司 具有除砷功能的农村饮用水净化系统
CN102557222B (zh) * 2012-02-15 2013-06-12 天津理工大学 一种脱除水溶液中微量砷的方法
AU2013286772B2 (en) 2012-07-03 2016-12-15 Veolia Water Solutions & Technologies Support Metalloid contaminated water solution purification process for safe human consumption-rated reduction of contaminant concentration therein, by precipitation without oxidation
WO2015136424A1 (en) * 2014-03-14 2015-09-17 Tata Consultancy Services Limited A process and apparatus for purification of water
CN104190362B (zh) * 2014-08-18 2016-05-18 天津理工大学 一种含有半胱氨酸和亚铁化合物的复合材料的制备方法
DE102015221206A1 (de) * 2015-10-29 2017-05-04 Fränkische Rohrwerke Gebr. Kirchner Gmbh & Co. Kg Zusammensetzung zur Immobilisierung von Metallionen
US11958032B2 (en) * 2017-12-07 2024-04-16 University Of Copenhagen Composite comprising green rust and carbon for environmental remediation
CN115090251B (zh) * 2022-06-29 2024-07-05 南京师范大学 一种采用天然石灰石颗粒去除水体中纳米塑料污染物方法及应用

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US4118243A (en) * 1977-09-02 1978-10-03 Waste Management Of Illinois, Inc. Process for disposal of arsenic salts
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GB2091713B (en) * 1981-01-28 1984-03-21 Inco Ltd Process for the removal of cyanide from aqueous solutions
CA1241774A (en) * 1984-05-23 1988-09-06 Bruce R. Conard Effluent treatment
US5911882A (en) * 1988-05-10 1999-06-15 University Of Washington Removing contaminants from water using iron oxide coated mineral having olivine structure
US5205906A (en) * 1988-08-08 1993-04-27 Chemical Waste Management, Inc. Process for the catalytic treatment of wastewater
FR2637606B1 (fr) * 1988-10-11 1990-12-14 Rhone Poulenc Chimie Dispersion aqueuse de silicone a base d'alcenyloxysilane reticulant en un elastomere par elimination de l'eau
US4935146A (en) * 1988-11-15 1990-06-19 Aluminum Company Of America Method for removing arsenic or selenium from an aqueous solution containing a substantial background of another contaminant
US5639624A (en) * 1989-03-14 1997-06-17 Board Of Regents Of The University Of Nebraska Monoclonal antibodies specific for metallic cations and method therefor
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CA2174239C (en) * 1993-10-22 1999-07-20 Ging Hauw Khoe Photoassisted oxidation of species in solution
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Also Published As

Publication number Publication date
MX2007008257A (es) 2008-10-29
EP1878703A1 (en) 2008-01-16
US20080011686A1 (en) 2008-01-17

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Legal Events

Date Code Title Description
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]