DE3484652D1 - Verfahren zum abtrennen schwerer metalle aus waessrigen loesungen durch kopraezipitation. - Google Patents

Verfahren zum abtrennen schwerer metalle aus waessrigen loesungen durch kopraezipitation.

Info

Publication number
DE3484652D1
DE3484652D1 DE8484901534T DE3484652T DE3484652D1 DE 3484652 D1 DE3484652 D1 DE 3484652D1 DE 8484901534 T DE8484901534 T DE 8484901534T DE 3484652 T DE3484652 T DE 3484652T DE 3484652 D1 DE3484652 D1 DE 3484652D1
Authority
DE
Germany
Prior art keywords
receiving
aqueous solutions
heavy metals
separating heavy
metal ions
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8484901534T
Other languages
English (en)
Inventor
T Walker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Oil Company of California
Original Assignee
Union Oil Company of California
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 Union Oil Company of California filed Critical Union Oil Company of California
Application granted granted Critical
Publication of DE3484652D1 publication Critical patent/DE3484652D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C02F1/52—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
    • C02F1/52—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
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal
    • Y10S210/913—Chromium
DE8484901534T 1983-03-21 1984-03-19 Verfahren zum abtrennen schwerer metalle aus waessrigen loesungen durch kopraezipitation. Expired - Lifetime DE3484652D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US47721283A 1983-03-21 1983-03-21
PCT/US1984/000430 WO1984003692A1 (en) 1983-03-21 1984-03-19 Method for removing heavy metals from aqueous solutions by coprecipitation

Publications (1)

Publication Number Publication Date
DE3484652D1 true DE3484652D1 (de) 1991-07-04

Family

ID=23894991

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484901534T Expired - Lifetime DE3484652D1 (de) 1983-03-21 1984-03-19 Verfahren zum abtrennen schwerer metalle aus waessrigen loesungen durch kopraezipitation.

Country Status (7)

Country Link
US (1) US5013453A (de)
EP (1) EP0151120B2 (de)
JP (1) JPH0677742B2 (de)
AT (1) ATE63893T1 (de)
CA (1) CA1248247A (de)
DE (1) DE3484652D1 (de)
WO (1) WO1984003692A1 (de)

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DE102007063346A1 (de) * 2007-12-28 2009-07-02 Uhde Gmbh Siliziumentfernung aus Salzsole
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US8575061B2 (en) 2010-11-11 2013-11-05 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalyst and method for making thereof
US8575062B2 (en) 2010-11-11 2013-11-05 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalyst and method for making thereof
US8658558B2 (en) 2010-11-11 2014-02-25 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalyst and method for making thereof
JP5797766B2 (ja) 2010-11-11 2015-10-21 シェブロン ユー．エス．エー． インコーポレイテッド 水素化変換多金属触媒及びその作製方法
US8586500B2 (en) 2010-11-11 2013-11-19 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalyst and method for making thereof
US9168519B2 (en) 2010-11-11 2015-10-27 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalyst and method for making thereof
CN102784452B (zh) * 2012-07-18 2015-11-04 广西大学 一种用于去除重金属污染的重金属稳定剂及其使用方法
US9504993B2 (en) 2012-09-05 2016-11-29 Chevron U.S.A. Inc. Hydroconversion multi-metallic catalysts and method for making thereof
AT13885U1 (de) * 2013-01-21 2014-11-15 Hadi Maschb Ges M B H Verfahren und Anlage zum Reinigen von bleihaltigem Abwasser
WO2014196132A1 (ja) * 2013-06-03 2014-12-11 三菱電機株式会社 ホウ素含有水の処理方法及び処理装置
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Also Published As

Publication number Publication date
ATE63893T1 (de) 1991-06-15
JPH0677742B2 (ja) 1994-10-05
JPS60500901A (ja) 1985-06-20
US5013453A (en) 1991-05-07
EP0151120A4 (de) 1987-04-10
EP0151120B1 (de) 1991-05-29
CA1248247A (en) 1989-01-03
EP0151120B2 (de) 1995-09-06
EP0151120A1 (de) 1985-08-14
WO1984003692A1 (en) 1984-09-27

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee