CA2235976C - Methode de traitement d'un metal - Google Patents

Methode de traitement d'un metal Download PDF

Info

Publication number
CA2235976C
CA2235976C CA002235976A CA2235976A CA2235976C CA 2235976 C CA2235976 C CA 2235976C CA 002235976 A CA002235976 A CA 002235976A CA 2235976 A CA2235976 A CA 2235976A CA 2235976 C CA2235976 C CA 2235976C
Authority
CA
Canada
Prior art keywords
metal
hydrogen peroxide
nitric acid
supplied
solution
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
CA002235976A
Other languages
English (en)
Other versions
CA2235976A1 (fr
Inventor
Troy Berglind
Arne Frestad
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.)
Akzo Nobel NV
Original Assignee
Akzo Nobel NV
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 Akzo Nobel NV filed Critical Akzo Nobel NV
Publication of CA2235976A1 publication Critical patent/CA2235976A1/fr
Application granted granted Critical
Publication of CA2235976C publication Critical patent/CA2235976C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/08—Iron or steel
    • C23G1/085—Iron or steel solutions containing HNO3
    • 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
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
    • C23G1/10—Other heavy metals
    • C23G1/103—Other heavy metals copper or alloys of copper

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)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Chemical Treatment Of Metals (AREA)
  • ing And Chemical Polishing (AREA)
CA002235976A 1997-05-05 1998-04-28 Methode de traitement d'un metal Expired - Fee Related CA2235976C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97850075 1997-05-05
EP97850075.9 1997-05-05

Publications (2)

Publication Number Publication Date
CA2235976A1 CA2235976A1 (fr) 1998-11-05
CA2235976C true CA2235976C (fr) 2001-06-05

Family

ID=8230959

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002235976A Expired - Fee Related CA2235976C (fr) 1997-05-05 1998-04-28 Methode de traitement d'un metal

Country Status (6)

Country Link
JP (1) JPH10317181A (fr)
KR (1) KR100292792B1 (fr)
BR (1) BR9801536A (fr)
CA (1) CA2235976C (fr)
RU (1) RU2131484C1 (fr)
TW (1) TW373035B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20190089705A (ko) * 2018-01-23 2019-07-31 피에스테크놀러지(주) NOx 저감을 위한 금속 세정 방법
CN112831785B (zh) * 2020-12-28 2023-03-21 江苏兴达钢帘线股份有限公司 一种铁基微细单丝的打尖液及其使用方法

Also Published As

Publication number Publication date
RU2131484C1 (ru) 1999-06-10
JPH10317181A (ja) 1998-12-02
CA2235976A1 (fr) 1998-11-05
KR19980086733A (ko) 1998-12-05
BR9801536A (pt) 1999-03-02
KR100292792B1 (ko) 2001-11-26
TW373035B (en) 1999-11-01

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