DE3685861D1 - Verfahren fuer die abscheidung von metallen. - Google Patents
Verfahren fuer die abscheidung von metallen.Info
- Publication number
- DE3685861D1 DE3685861D1 DE8686109995T DE3685861T DE3685861D1 DE 3685861 D1 DE3685861 D1 DE 3685861D1 DE 8686109995 T DE8686109995 T DE 8686109995T DE 3685861 T DE3685861 T DE 3685861T DE 3685861 D1 DE3685861 D1 DE 3685861D1
- Authority
- DE
- Germany
- Prior art keywords
- metal
- sodium
- waste water
- depositing metals
- group
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G55/00—Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum
- C01G55/001—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G11/00—Compounds of cadmium
- C01G11/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G13/00—Compounds of mercury
- C01G13/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G15/00—Compounds of gallium, indium or thallium
- C01G15/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G21/00—Compounds of lead
- C01G21/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/001—Preparation involving a solvent-solvent extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G3/00—Compounds of copper
- C01G3/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G31/00—Compounds of vanadium
- C01G31/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G37/00—Compounds of chromium
- C01G37/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G5/00—Compounds of silver
- C01G5/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G7/00—Compounds of gold
- C01G7/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/003—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
-
- 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
- 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
- C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
-
- 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
- C22B3/26—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds
- C22B3/34—Treatment or purification of solutions, e.g. obtained by leaching by liquid-liquid extraction using organic compounds containing sulfur, e.g. sulfonium
-
- 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
-
- 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
-
- 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
- Y10S210/914—Mercury
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Catalysts (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17212885A JPS6233590A (ja) | 1985-08-05 | 1985-08-05 | 金属捕集方法 |
JP20462985A JPS6265788A (ja) | 1985-09-17 | 1985-09-17 | 金属捕集方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3685861D1 true DE3685861D1 (de) | 1992-08-06 |
DE3685861T2 DE3685861T2 (de) | 1992-12-17 |
Family
ID=26494594
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686109995T Expired - Lifetime DE3685861T2 (de) | 1985-08-05 | 1986-07-21 | Verfahren fuer die abscheidung von metallen. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4731187A (de) |
EP (1) | EP0211305B1 (de) |
AT (1) | ATE77806T1 (de) |
DE (1) | DE3685861T2 (de) |
Families Citing this family (74)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4855060A (en) * | 1988-05-13 | 1989-08-08 | Baker Hughes Incorporated | Method and additive for clarifying aqueous systems without production of uncontrollable floc |
US5006274A (en) * | 1988-05-13 | 1991-04-09 | Baker Hughes Incorporated | Additive for clarifying aqueous systems without production of uncontrollable floc |
US4897247A (en) * | 1988-05-16 | 1990-01-30 | B. Richard Sacks | Treatment of exhaust gases to reduce multi-valent heavy metals |
US5045213A (en) * | 1988-06-10 | 1991-09-03 | Southern Water Treatment Company, Inc. | Waste water treatment method and apparatus |
DE3839222A1 (de) * | 1988-11-19 | 1990-05-23 | Degussa | Verwendung von substituierten thioharnstoffen zur abtrennung komplex gebundener schwermetallionen |
DE8915591U1 (de) * | 1989-05-29 | 1991-02-14 | Straten, Günter, Dipl.-Ing., 5100 Aachen | Zusammensetzung zum Behandeln von Metallionen und organische und/oder anorganische Verunreinigungen enthaltendem Wasser |
US5055201A (en) * | 1989-08-04 | 1991-10-08 | Tiegel Manufacturing Company | Process for removing dissolved contaminants from aqueous solutions using reversibly dispersible getters |
US5078900A (en) * | 1989-08-04 | 1992-01-07 | Tiegel Manufacturing Co. | Process for removing dissolved contaminants from aqueous solutions using getters and reversibly dispersible carriers |
US5118716A (en) * | 1989-11-20 | 1992-06-02 | Polysar Rubber Corporation | Ion exchange resins having carbodithioate groups |
US5347071A (en) * | 1989-12-20 | 1994-09-13 | Miyoshi Yushi Kabushiki Kaisha | Process for the removal of heavy metals from contaminants |
DE69005430T2 (de) * | 1989-12-20 | 1994-05-11 | Miyoshi Yushi Kk | Metallscavenger und Verfahren für die Abwasserbehandlung. |
US5387365A (en) * | 1989-12-20 | 1995-02-07 | Miyoshi Yushi Kabushiki Kaisha | Metal scavengers for treating waste water |
US5211843A (en) * | 1990-07-03 | 1993-05-18 | Spectrulite Consortium, Inc. | Mobile apparatus for environmentally treating spent etchant safely |
US5108620A (en) * | 1990-07-03 | 1992-04-28 | Spectrulite Consortium, Inc. | Process for recovery of spent etchant |
US5173286A (en) * | 1991-07-19 | 1992-12-22 | Mobil Oil Corporation | Fixation of elemental mercury present in spent molecular sieve desiccant for disposal |
US5164095A (en) * | 1991-10-02 | 1992-11-17 | Nalco Chemical Company | Dithiocarbamate polymers |
ATE127104T1 (de) * | 1991-10-02 | 1995-09-15 | Nalco Chemical Co | Dithiocarbamat-gruppen enthaltende polymere. |
US5346627A (en) * | 1992-03-03 | 1994-09-13 | Nalco Chemical Company | Method for removing metals from a fluid stream |
US5192163A (en) * | 1992-05-29 | 1993-03-09 | Fleming Joseph W | Correction method for contaminated sites |
US5205939A (en) * | 1992-07-06 | 1993-04-27 | Nalco Chemical Company | Removal of silver from aqueous systems |
JP3412842B2 (ja) * | 1992-07-28 | 2003-06-03 | ミヨシ油脂株式会社 | 金属捕集剤及びその製造方法 |
US5762807A (en) * | 1993-03-18 | 1998-06-09 | Straten; Guenter | Composition and process for treating water and gas streams containing heavy metals and other pollutants |
US5549820A (en) * | 1994-03-04 | 1996-08-27 | Eastman Kodak Company | Apparatus for removing a component from solution |
US5500133A (en) * | 1995-02-17 | 1996-03-19 | Betz Laboratories, Inc. | Polymeric dithiocarbamate acid salt compositions and method of use |
US5523002A (en) * | 1995-02-17 | 1996-06-04 | Betz Laboratories, Inc. | Polymeric dithiocarbamic acid salt compositions and methods of use |
US5599515A (en) * | 1995-04-19 | 1997-02-04 | Board Of Regents Of The University And Community College System Of Nevada | Method of removing mercury from solution |
US5753125A (en) * | 1995-05-19 | 1998-05-19 | Kreisler; Lawrence | Method for recovering and separating metals from waste streams |
US5928517A (en) * | 1995-05-30 | 1999-07-27 | The Regents Of The University Of California | Water-soluble polymers for recovery of metals from solids |
US5772776A (en) * | 1995-07-07 | 1998-06-30 | Holbein; Bruce Edward | Process for the recovery of heavy metals such as lead from metal contaminated soil |
US5795620A (en) * | 1995-10-12 | 1998-08-18 | Kennecott Greens Creek Mining Company | Retarding the leaching of metal values from waste rock |
US5720886A (en) * | 1995-10-12 | 1998-02-24 | Kennecott Greens Creek Mining Company | Process for removing metal values from mine waste water |
US5728295A (en) * | 1996-04-19 | 1998-03-17 | Fuji Hunt Photographic Chemicals, Inc. | Apparatus for removing metal ions and/or complexes containing metal ions from a solution |
US5965027A (en) * | 1996-11-26 | 1999-10-12 | Microbar Incorporated | Process for removing silica from wastewater |
US6428705B1 (en) | 1996-11-26 | 2002-08-06 | Microbar Incorporated | Process and apparatus for high flow and low pressure impurity removal |
US5871648A (en) * | 1996-11-26 | 1999-02-16 | Environmental Chemistries, Inc. | Wastewater treatment process and apparatus for high flow impurity removal |
US5900220A (en) * | 1997-01-16 | 1999-05-04 | Microbar Incorporated | Soda ash processing method |
EP0864923A1 (de) * | 1997-03-05 | 1998-09-16 | Eastman Kodak Company | Verfahren zur Wiedergewinnung des Silbers aus photographischen Härterlösungen |
US6126840A (en) * | 1998-08-13 | 2000-10-03 | Fuji Hunt Photographic Chemicals, Inc. | Process for removing silver in the presence of iron from waste effluent |
US6398964B1 (en) | 1999-08-19 | 2002-06-04 | Koch Microelectronic Service Company, Inc. | Process for treating aqueous waste containing copper and copper CMP particles |
US6338803B1 (en) | 1999-08-30 | 2002-01-15 | Koch Microelectronic Service Co., Inc. | Process for treating waste water containing hydrofluoric acid and mixed acid etchant waste |
US6203705B1 (en) * | 1999-10-22 | 2001-03-20 | Koch Microelectronic Service Company, Inc. | Process for treating waste water containing copper |
US6797178B2 (en) * | 2000-03-24 | 2004-09-28 | Ada Technologies, Inc. | Method for removing mercury and mercuric compounds from dental effluents |
AU2002219907A1 (en) | 2000-11-28 | 2002-06-11 | Ada Technologies, Inc. | Improved method for fixating sludges and soils contaminated with mercury and other heavy metals |
US7048781B1 (en) | 2002-10-07 | 2006-05-23 | Ada Technologies, Inc. | Chemically-impregnated silicate agents for mercury control |
US6942840B1 (en) | 2001-09-24 | 2005-09-13 | Ada Technologies, Inc. | Method for removal and stabilization of mercury in mercury-containing gas streams |
US7183235B2 (en) * | 2002-06-21 | 2007-02-27 | Ada Technologies, Inc. | High capacity regenerable sorbent for removing arsenic and other toxic ions from drinking water |
CN1389502A (zh) * | 2002-07-24 | 2003-01-08 | 山东美林亚生物科技有限公司 | 一种含有壳聚糖衍生物的重金属螯合剂组合物 |
WO2005032394A2 (en) * | 2003-10-01 | 2005-04-14 | Ada Technologies, Inc. | System for removing mercury and mercuric compounds from dental wastes |
WO2006096199A2 (en) * | 2004-07-16 | 2006-09-14 | California Institute Of Technology | Water treatment by dendrimer-enhanced filtration |
US8110163B2 (en) * | 2007-12-07 | 2012-02-07 | Nalco Company | Complexation and removal of heavy metals from flue gas desulfurization systems |
US9328003B2 (en) | 2006-09-07 | 2016-05-03 | Nalco Company | Method of heavy metal removal from water streams |
US8632742B2 (en) | 2007-12-07 | 2014-01-21 | Nalco Company | Methods of controlling mercury emission |
US8753599B2 (en) | 2007-12-07 | 2014-06-17 | Nalco Company | Corrosion control in and selenium removal from flue gas wet scrubber systems |
US8609050B2 (en) | 2007-12-07 | 2013-12-17 | Nalco Company | Corrosion control in and selenium removal from flue gas wet scrubber systems |
US8617493B2 (en) | 2007-12-07 | 2013-12-31 | Nalco Company | Corrosion control in and selenium removal from flue gas wet scrubber systems |
US20100051553A1 (en) * | 2008-08-29 | 2010-03-04 | General Electric Company | Method for removing mercury from wastewater and other liquid streams |
CA2742954C (en) * | 2008-11-07 | 2018-07-10 | Massachusetts Institute Of Technology | Aminoalcohol lipidoids and uses thereof |
US8927637B2 (en) | 2010-04-06 | 2015-01-06 | Nalco Company | Metal scavenging polymers and uses thereof |
US8747789B2 (en) * | 2010-04-06 | 2014-06-10 | Nalco Company | Metal scavenging polymers |
US9238716B2 (en) | 2011-03-28 | 2016-01-19 | Massachusetts Institute Of Technology | Conjugated lipomers and uses thereof |
KR102596685B1 (ko) | 2011-10-27 | 2023-11-01 | 메사추세츠 인스티튜트 오브 테크놀로지 | 약물 캡슐화 마이크로스피어를 형성할 수 있는, n-말단 상에 관능화된 아미노산 유도체 |
WO2013119544A1 (en) | 2012-02-06 | 2013-08-15 | Nalco Company | Corrosion control in and selenium removal from flue gas wet scrubber systems |
CA2884870C (en) | 2012-08-13 | 2022-03-29 | Massachusetts Institute Of Technology | Amine-containing lipidoids and uses thereof |
JP6701085B2 (ja) * | 2013-11-11 | 2020-05-27 | ナルコ カンパニー | 廃水ストリームからの重金属除去の方法 |
CN103933697B (zh) * | 2014-04-08 | 2017-04-12 | 同济大学 | 一种稳定垃圾焚烧飞灰中重金属的复合稳定剂及其制备方法 |
RU2572327C2 (ru) * | 2014-05-06 | 2016-01-10 | Общество с ограниченной ответственностью "Научно-исследовательское объединение Уфа-Рисёрч" | Способ очистки медьсодержащих сточных вод производства акриловой кислоты (варианты) |
US10022455B2 (en) | 2014-05-30 | 2018-07-17 | Translate Bio, Inc. | Biodegradable lipids for delivery of nucleic acids |
AU2015279968B2 (en) | 2014-06-24 | 2019-11-14 | Translate Bio, Inc. | Stereochemically enriched compositions for delivery of nucleic acids |
US9840479B2 (en) | 2014-07-02 | 2017-12-12 | Massachusetts Institute Of Technology | Polyamine-fatty acid derived lipidoids and uses thereof |
EP4248988A3 (de) | 2015-06-19 | 2023-11-29 | Massachusetts Institute of Technology | Alkenyl substituierte 2,5-piperazindione und ihre verwendung in zusammensetzungen zur verabreichung eines mittels an eine person oder in eine zelle |
CN106215863B (zh) * | 2016-01-15 | 2019-04-19 | 云南兴贤环保科技有限公司 | 一种净化稀酸的重金属吸附剂及其应用 |
JP6815242B2 (ja) * | 2017-03-24 | 2021-01-20 | Dowaテクノロジー株式会社 | 被処理液の処理方法および銀の回収方法 |
CN110015796B (zh) * | 2019-04-01 | 2021-07-02 | 河海大学 | 混合高盐体系镍湿法冶金废水的零排放处理系统及工艺 |
CN115804928A (zh) * | 2022-11-22 | 2023-03-17 | 南方电网电力科技股份有限公司 | 一种重金属稳定剂及其制备方法和应用 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5641673B2 (de) * | 1972-07-04 | 1981-09-29 | ||
US3981965A (en) * | 1972-08-17 | 1976-09-21 | Allied Chemical Corporation | Suppression of water pollution caused by solid wastes containing chromium compounds |
JPS5639358B2 (de) * | 1973-01-30 | 1981-09-12 | ||
US4277566A (en) * | 1978-03-24 | 1981-07-07 | Sumitomo Chemical Company, Limited | Chelate resin prepared by aftertreatment of aminated resin with polyfunctional compound and amine |
US4624790A (en) * | 1981-11-19 | 1986-11-25 | Lancy International, Inc. | Reduction of metal content of treated effluents |
GB2117752A (en) * | 1982-03-29 | 1983-10-19 | Secr Defence | Metal ion extraction process |
US4530765A (en) * | 1982-05-14 | 1985-07-23 | Ensotech, Inc. | Processes using calcined, high surface area, particulate matter, and admixture with other agents |
-
1986
- 1986-07-21 AT AT86109995T patent/ATE77806T1/de not_active IP Right Cessation
- 1986-07-21 DE DE8686109995T patent/DE3685861T2/de not_active Expired - Lifetime
- 1986-07-21 EP EP86109995A patent/EP0211305B1/de not_active Expired - Lifetime
- 1986-07-22 US US06/887,945 patent/US4731187A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0211305B1 (de) | 1992-07-01 |
US4731187A (en) | 1988-03-15 |
EP0211305A2 (de) | 1987-02-25 |
DE3685861T2 (de) | 1992-12-17 |
EP0211305A3 (en) | 1989-10-25 |
ATE77806T1 (de) | 1992-07-15 |
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