CA1256357A - Method of pickling iron or steel objects - Google Patents

Method of pickling iron or steel objects

Info

Publication number
CA1256357A
CA1256357A CA000504493A CA504493A CA1256357A CA 1256357 A CA1256357 A CA 1256357A CA 000504493 A CA000504493 A CA 000504493A CA 504493 A CA504493 A CA 504493A CA 1256357 A CA1256357 A CA 1256357A
Authority
CA
Canada
Prior art keywords
pickling
solution
iron
proportion
acid
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
Application number
CA000504493A
Other languages
English (en)
French (fr)
Inventor
Harry Ericson
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.)
KORROSIONSFORSKNING AB
Original Assignee
KORROSIONSFORSKNING AB
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 KORROSIONSFORSKNING AB filed Critical KORROSIONSFORSKNING AB
Application granted granted Critical
Publication of CA1256357A publication Critical patent/CA1256357A/en
Expired 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
    • C23G1/36—Regeneration of waste pickling liquors
    • 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

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)
  • Electrolytic Production Of Metals (AREA)
CA000504493A 1985-03-19 1986-03-19 Method of pickling iron or steel objects Expired CA1256357A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8501329A SE452481B (sv) 1985-03-19 1985-03-19 Forfarande for regenerering av betbad samt regenererbar losning for betning av jern- och stalforemal
SE8501329.0 1985-03-19

Publications (1)

Publication Number Publication Date
CA1256357A true CA1256357A (en) 1989-06-27

Family

ID=20359547

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000504493A Expired CA1256357A (en) 1985-03-19 1986-03-19 Method of pickling iron or steel objects

Country Status (6)

Country Link
EP (1) EP0244417B1 (de)
JP (1) JPS62502268A (de)
CA (1) CA1256357A (de)
DE (1) DE3671042D1 (de)
SE (1) SE452481B (de)
WO (1) WO1986005523A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0762575A (ja) * 1993-08-27 1995-03-07 Unitika Ltd 浴液の浄化設備および浄化方法
NL9302035A (nl) * 1993-11-24 1995-06-16 Piet De Vries Beitswerkwijze en een inrichting daarvoor.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE637287C (de) * 1935-01-20 1936-10-24 Georg Agde Dr Verfahren zur Wiederauffrischung von 3 wertige Eisensalze enthaltenden Beizloesungen
US2423385A (en) * 1944-07-27 1947-07-01 Chemical Foundation Inc Process of pickling and of recovering pickling agent
US4113588A (en) * 1976-03-09 1978-09-12 Solex Research Corporation Of Japan Process for recovery of waste H2 SO4 and HCl
JPS56501886A (de) * 1980-01-18 1981-12-24
CS218296B1 (en) * 1980-10-30 1983-02-25 Antonin Stehlik Method of continuous regeneration of the iron trichloride solution

Also Published As

Publication number Publication date
EP0244417B1 (de) 1990-05-09
EP0244417A1 (de) 1987-11-11
SE452481B (sv) 1987-11-30
SE8501329L (sv) 1986-09-20
DE3671042D1 (de) 1990-06-13
WO1986005523A1 (en) 1986-09-25
JPS62502268A (ja) 1987-09-03
SE8501329D0 (sv) 1985-03-19

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Legal Events

Date Code Title Description
MKEX Expiry