CA2663911C - Methode pour eliminer un revetement d'aluminure d'un substrat - Google Patents

Methode pour eliminer un revetement d'aluminure d'un substrat Download PDF

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Publication number
CA2663911C
CA2663911C CA2663911A CA2663911A CA2663911C CA 2663911 C CA2663911 C CA 2663911C CA 2663911 A CA2663911 A CA 2663911A CA 2663911 A CA2663911 A CA 2663911A CA 2663911 C CA2663911 C CA 2663911C
Authority
CA
Canada
Prior art keywords
acid
aluminide
substrate
coating
platinum
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
Application number
CA2663911A
Other languages
English (en)
Other versions
CA2663911A1 (fr
Inventor
Leo Spitz Macdonald
D. Sangeeta
Mark Alan Rosenzweig
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.)
General Electric Co
Original Assignee
General Electric 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
Priority claimed from US09/067,780 external-priority patent/US5976265A/en
Priority claimed from US09/303,755 external-priority patent/US6494960B1/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2663911A1 publication Critical patent/CA2663911A1/fr
Application granted granted Critical
Publication of CA2663911C publication Critical patent/CA2663911C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING 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
    • C23F—NON-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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/10—Etching compositions
    • C23F1/14—Aqueous compositions
    • C23F1/16—Acidic compositions
    • C23F1/20—Acidic compositions for etching aluminium or alloys thereof
    • C—CHEMISTRY; METALLURGY
    • C23—COATING 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
    • C23F—NON-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
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/44—Compositions for etching metallic material from a metallic material substrate of different composition

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • ing And Chemical Polishing (AREA)
CA2663911A 1998-04-27 2000-05-02 Methode pour eliminer un revetement d'aluminure d'un substrat Expired - Fee Related CA2663911C (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US09/067,780 US5976265A (en) 1998-04-27 1998-04-27 Method for removing an aluminide-containing material from a metal substrate
US09/303,755 US6494960B1 (en) 1998-04-27 1999-05-03 Method for removing an aluminide coating from a substrate
US09/303,755 1999-05-03
CA2307398A CA2307398C (fr) 1999-05-03 2000-05-02 Methode pour eliminer un revetement d'aluminure d'un substrat

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA2307398A Division CA2307398C (fr) 1998-04-27 2000-05-02 Methode pour eliminer un revetement d'aluminure d'un substrat

Publications (2)

Publication Number Publication Date
CA2663911A1 CA2663911A1 (fr) 2000-11-03
CA2663911C true CA2663911C (fr) 2011-11-15

Family

ID=46203846

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2663911A Expired - Fee Related CA2663911C (fr) 1998-04-27 2000-05-02 Methode pour eliminer un revetement d'aluminure d'un substrat

Country Status (1)

Country Link
CA (1) CA2663911C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112730487A (zh) * 2020-12-17 2021-04-30 河钢股份有限公司 铝硅涂层钢残余应力测量试样的制备方法及其测量方法

Also Published As

Publication number Publication date
CA2663911A1 (fr) 2000-11-03

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Effective date: 20180502