FR2537164A1 - Procede de purification de bains de revetement electrolytique de chrome trivalent - Google Patents

Procede de purification de bains de revetement electrolytique de chrome trivalent Download PDF

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Publication number
FR2537164A1
FR2537164A1 FR8312433A FR8312433A FR2537164A1 FR 2537164 A1 FR2537164 A1 FR 2537164A1 FR 8312433 A FR8312433 A FR 8312433A FR 8312433 A FR8312433 A FR 8312433A FR 2537164 A1 FR2537164 A1 FR 2537164A1
Authority
FR
France
Prior art keywords
ions
electrolyte
contamination
chromium
approximately
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.)
Pending
Application number
FR8312433A
Other languages
English (en)
French (fr)
Inventor
Walter J 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.)
Occidental Chemical 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 FR2537164A1 publication Critical patent/FR2537164A1/fr
Pending legal-status Critical Current

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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)
FR8312433A 1982-07-29 1983-07-27 Procede de purification de bains de revetement electrolytique de chrome trivalent Pending FR2537164A1 (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR2537164A1 true FR2537164A1 (fr) 1984-06-08

Family

ID=23594912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8312433A Pending FR2537164A1 (fr) 1982-07-29 1983-07-27 Procede de purification de bains de revetement electrolytique de chrome trivalent

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 (2)

* 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
FR2177468A1 (en) * 1972-02-10 1973-11-09 Parker Ste Continentale Aliphatic perfluoro carboxylic acids prepn - used as surface agents

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA955035A (en) * 1970-02-05 1974-09-24 Osaka Soda Co. Treatment process for removal of metals and treating agent therefor
GB1455580A (en) * 1973-12-13 1976-11-17 Albright & Wilson Electrodeposition of chromium
US4107004A (en) * 1975-03-26 1978-08-15 International Lead Zinc Research Organization, Inc. Trivalent chromium electroplating baths and method
GB1558169A (en) * 1975-07-03 1979-12-19 Albright & Wilson Chromium electroplating
GB1580137A (en) * 1977-05-24 1980-11-26 Bnf Metals Tech Centre Electrolytic deposition of protective chromite-containing coatings
AU513298B2 (en) * 1978-06-02 1980-11-27 International Lead Zinc Research Organization Inc. Electrodeposition of black chromium

Patent Citations (2)

* 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
FR2177468A1 (en) * 1972-02-10 1973-11-09 Parker Ste Continentale Aliphatic perfluoro carboxylic acids prepn - used as surface agents

Also Published As

Publication number Publication date
CA1213558A (en) 1986-11-04
DE3327011A1 (de) 1984-02-02
JPS5941500A (ja) 1984-03-07
AU542415B2 (en) 1985-02-21
GB8320069D0 (en) 1983-08-24
AU1712983A (en) 1984-02-02
DE3327011C2 (enExample) 1989-04-20
JPS6158560B2 (enExample) 1986-12-12
GB2124258B (en) 1986-01-29
GB2124258A (en) 1984-02-15

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