FR2221540B1 - - Google Patents

Info

Publication number
FR2221540B1
FR2221540B1 FR7408571A FR7408571A FR2221540B1 FR 2221540 B1 FR2221540 B1 FR 2221540B1 FR 7408571 A FR7408571 A FR 7408571A FR 7408571 A FR7408571 A FR 7408571A FR 2221540 B1 FR2221540 B1 FR 2221540B1
Authority
FR
France
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
Application number
FR7408571A
Other versions
FR2221540A1 (fr
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of FR2221540A1 publication Critical patent/FR2221540A1/fr
Application granted granted Critical
Publication of FR2221540B1 publication Critical patent/FR2221540B1/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00Etching metallic material by chemical means
    • C23F1/44Compositions for etching metallic material from a metallic material substrate of different composition
FR7408571A 1973-03-13 1974-03-13 Expired FR2221540B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00340911A US3849218A (en) 1973-03-13 1973-03-13 Composition and method for stripping nickel, zinc and cadmium from substrates of iron and copper

Publications (2)

Publication Number Publication Date
FR2221540A1 FR2221540A1 (fr) 1974-10-11
FR2221540B1 true FR2221540B1 (fr) 1977-09-16

Family

ID=23335442

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7408571A Expired FR2221540B1 (fr) 1973-03-13 1974-03-13

Country Status (6)

Country Link
US (1) US3849218A (fr)
JP (1) JPS5748638B2 (fr)
CA (1) CA1007550A (fr)
DE (1) DE2412135C3 (fr)
FR (1) FR2221540B1 (fr)
GB (1) GB1420578A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4042451A (en) * 1975-08-05 1977-08-16 M&T Chemicals Inc. Selected stripping of nickel-iron alloys from ferrous substrates
US4687545A (en) * 1986-06-18 1987-08-18 Macdermid, Incorporated Process for stripping tin or tin-lead alloy from copper
US5108620A (en) * 1990-07-03 1992-04-28 Spectrulite Consortium, Inc. Process for recovery of spent etchant
US5211843A (en) * 1990-07-03 1993-05-18 Spectrulite Consortium, Inc. Mobile apparatus for environmentally treating spent etchant safely
US8534361B2 (en) * 2009-10-07 2013-09-17 Baker Hughes Incorporated Multi-stage pressure equalization valve assembly for subterranean valves
US8336628B2 (en) * 2009-10-20 2012-12-25 Baker Hughes Incorporated Pressure equalizing a ball valve through an upper seal bypass
CN109843981B (zh) 2016-11-04 2022-05-31 东洋纺株式会社 聚碳酸酯酰亚胺树脂及含有该树脂的树脂组合物
CN111748818B (zh) * 2020-06-30 2022-04-26 中国航发动力股份有限公司 一种快速去除结构钢表面镍镉扩散层的溶液及方法
CN114763613B (zh) * 2021-12-13 2024-04-26 四川兴荣科科技有限公司 一种退除金属镀镉层的退镀液及其退镀方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2649361A (en) * 1949-05-13 1953-08-18 Enthone Method of dissolving metals and compostion therefor
US3365401A (en) * 1967-03-14 1968-01-23 Enthone Immersion type nickel stripper
US3460938A (en) * 1967-06-30 1969-08-12 Macdermid Inc Compositions for the method of selectively dissolving nickel from other metals
US3669776A (en) * 1969-03-26 1972-06-13 M & T Chemicals Inc Novel nickel etch process
US3717520A (en) * 1971-02-09 1973-02-20 Enthone Composition and method for selectively stripping nickel and/or copper

Also Published As

Publication number Publication date
DE2412135B2 (de) 1978-11-30
JPS5748638B2 (fr) 1982-10-16
JPS49122438A (fr) 1974-11-22
CA1007550A (en) 1977-03-29
DE2412135C3 (de) 1979-08-09
US3849218A (en) 1974-11-19
DE2412135A1 (de) 1974-10-03
FR2221540A1 (fr) 1974-10-11
GB1420578A (en) 1976-01-07

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Legal Events

Date Code Title Description
ST Notification of lapse