DE3327011A1 - Verfahren zum reinigen eines waessrigen dreiwertiges chrom enthaltenden elektrolyten - Google Patents

Verfahren zum reinigen eines waessrigen dreiwertiges chrom enthaltenden elektrolyten

Info

Publication number
DE3327011A1
DE3327011A1 DE19833327011 DE3327011A DE3327011A1 DE 3327011 A1 DE3327011 A1 DE 3327011A1 DE 19833327011 DE19833327011 DE 19833327011 DE 3327011 A DE3327011 A DE 3327011A DE 3327011 A1 DE3327011 A1 DE 3327011A1
Authority
DE
Germany
Prior art keywords
ions
electrolyte
chromium
precipitate
dimethyldithiocarbamate
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.)
Granted
Application number
DE19833327011
Other languages
German (de)
English (en)
Other versions
DE3327011C2 (enExample
Inventor
Walter J. 48087 Utica Mich. Wieczerniak
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.)
OMI International Corp
Original Assignee
Occidental Chemical Corp
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 Occidental Chemical Corp filed Critical Occidental Chemical Corp
Publication of DE3327011A1 publication Critical patent/DE3327011A1/de
Application granted granted Critical
Publication of DE3327011C2 publication Critical patent/DE3327011C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D21/00—Processes for servicing or operating cells for electrolytic coating
    • C25D21/16—Regeneration of process solutions
    • C25D21/18—Regeneration of process solutions of electrolytes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Removal Of Specific Substances (AREA)
DE19833327011 1982-07-29 1983-07-27 Verfahren zum reinigen eines waessrigen dreiwertiges chrom enthaltenden elektrolyten Granted DE3327011A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US40321282A 1982-07-29 1982-07-29

Publications (2)

Publication Number Publication Date
DE3327011A1 true DE3327011A1 (de) 1984-02-02
DE3327011C2 DE3327011C2 (enExample) 1989-04-20

Family

ID=23594912

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19833327011 Granted DE3327011A1 (de) 1982-07-29 1983-07-27 Verfahren zum reinigen eines waessrigen dreiwertiges chrom enthaltenden elektrolyten

Country Status (6)

Country Link
JP (1) JPS5941500A (enExample)
AU (1) AU542415B2 (enExample)
CA (1) CA1213558A (enExample)
DE (1) DE3327011A1 (enExample)
FR (1) FR2537164A1 (enExample)
GB (1) GB2124258B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS633128A (ja) * 1986-06-23 1988-01-08 Sanyo Electric Co Ltd 燃焼器の制御回路
JPS6362900A (ja) * 1986-09-03 1988-03-19 Shinko Electric Ind Co Ltd 金めつき液の再生方法
JPH01174822A (ja) * 1987-12-29 1989-07-11 Katsunori Tanada バーナー用タイマー装置
US6398845B1 (en) 2000-02-10 2002-06-04 Sumitomo Chemical Company, Limited Method for purifying aluminum
RU2175691C1 (ru) * 2001-01-23 2001-11-10 Добрыднев Сергей Владимирович Способ регенерации сульфатного электролита хромирования
JP5218742B2 (ja) * 2008-03-07 2013-06-26 奥野製薬工業株式会社 ３価クロムめっき浴の金属不純物除去方法
JP5182115B2 (ja) * 2009-01-21 2013-04-10 東ソー株式会社 重金属の固定化処理方法、それに用いる処理剤及びその製造方法
CN107857389B (zh) * 2017-11-06 2020-06-09 广州超邦化工有限公司 处理碱性锌镍合金电镀废水的方法
CN108218129B (zh) * 2018-01-26 2020-06-09 广州超邦化工有限公司 化学镀镍废水的处理方法
CN108315774A (zh) * 2018-02-06 2018-07-24 广州超邦化工有限公司 一种三价铬镀铬液中镍和铜杂质的处理方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518171A (en) * 1969-07-24 1970-06-30 Metalux Corp The Purification of nickel electroplating solutions
FR2080451A5 (enExample) * 1970-02-05 1971-11-12 Osaka Soda Co Ltd
US3954574A (en) * 1973-12-13 1976-05-04 Albright & Wilson Limited Trivalent chromium electroplating baths and electroplating therefrom
US4038160A (en) * 1975-07-03 1977-07-26 Albright & Wilson Limited Method of regenerating a chromium electroplating bath
US4107004A (en) * 1975-03-26 1978-08-15 International Lead Zinc Research Organization, Inc. Trivalent chromium electroplating baths and method
US4169022A (en) * 1977-05-24 1979-09-25 Bnf Metals Technology Centre Electrolytic formation of chromite coatings
US4196063A (en) * 1978-06-02 1980-04-01 International Lead Zinc Research Organization, Inc. Electrodeposition of black chromium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794336A (fr) * 1972-02-10 1973-05-16 Parker Ste Continentale Procede de purification de bains de revetement metallique

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3518171A (en) * 1969-07-24 1970-06-30 Metalux Corp The Purification of nickel electroplating solutions
FR2080451A5 (enExample) * 1970-02-05 1971-11-12 Osaka Soda Co Ltd
US3954574A (en) * 1973-12-13 1976-05-04 Albright & Wilson Limited Trivalent chromium electroplating baths and electroplating therefrom
US4107004A (en) * 1975-03-26 1978-08-15 International Lead Zinc Research Organization, Inc. Trivalent chromium electroplating baths and method
US4038160A (en) * 1975-07-03 1977-07-26 Albright & Wilson Limited Method of regenerating a chromium electroplating bath
US4169022A (en) * 1977-05-24 1979-09-25 Bnf Metals Technology Centre Electrolytic formation of chromite coatings
US4196063A (en) * 1978-06-02 1980-04-01 International Lead Zinc Research Organization, Inc. Electrodeposition of black chromium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
US-Patentanmeldung, Ser. No. 205.406 *

Also Published As

Publication number Publication date
JPS5941500A (ja) 1984-03-07
AU1712983A (en) 1984-02-02
GB8320069D0 (en) 1983-08-24
FR2537164A1 (fr) 1984-06-08
CA1213558A (en) 1986-11-04
JPS6158560B2 (enExample) 1986-12-12
DE3327011C2 (enExample) 1989-04-20
GB2124258A (en) 1984-02-15
GB2124258B (en) 1986-01-29
AU542415B2 (en) 1985-02-21

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8127 New person/name/address of the applicant

Owner name: OMI INTERNATIONAL CORP. (EINE GESELLSCHAFT N.D.GES

D2 Grant after examination
8363 Opposition against the patent
8330 Complete disclaimer