DE3671042D1 - METHOD FOR OWNING IRON AND STEEL ITEMS. - Google Patents

METHOD FOR OWNING IRON AND STEEL ITEMS.

Info

Publication number
DE3671042D1
DE3671042D1 DE8686902076T DE3671042T DE3671042D1 DE 3671042 D1 DE3671042 D1 DE 3671042D1 DE 8686902076 T DE8686902076 T DE 8686902076T DE 3671042 T DE3671042 T DE 3671042T DE 3671042 D1 DE3671042 D1 DE 3671042D1
Authority
DE
Germany
Prior art keywords
owning
iron
steel items
items
steel
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
DE8686902076T
Other languages
German (de)
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 DE3671042D1 publication Critical patent/DE3671042D1/en
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
    • C23G1/36—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)
DE8686902076T 1985-03-19 1986-03-17 METHOD FOR OWNING IRON AND STEEL ITEMS. Expired - Fee Related DE3671042D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8501329A SE452481B (en) 1985-03-19 1985-03-19 METHOD OF REGULATING BEDBATH AND REGENABLE SOLUTION FOR BETTING IRON AND STEEL FORM
PCT/SE1986/000116 WO1986005523A1 (en) 1985-03-19 1986-03-17 Method for pickling iron or steel objects

Publications (1)

Publication Number Publication Date
DE3671042D1 true DE3671042D1 (en) 1990-06-13

Family

ID=20359547

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686902076T Expired - Fee Related DE3671042D1 (en) 1985-03-19 1986-03-17 METHOD FOR OWNING IRON AND STEEL ITEMS.

Country Status (6)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0762575A (en) * 1993-08-27 1995-03-07 Unitika Ltd Purifying equipment and purifying method for bath liquid
NL9302035A (en) * 1993-11-24 1995-06-16 Piet De Vries Pickling method and a device therefor.

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE637287C (en) * 1935-01-20 1936-10-24 Georg Agde Dr Process for refreshing pickling solutions containing trivalent iron salts
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
DE3163015D1 (en) * 1980-01-18 1984-05-17 Boliden Ab A method of regenerating pickling solutions
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
WO1986005523A1 (en) 1986-09-25
SE8501329L (en) 1986-09-20
SE8501329D0 (en) 1985-03-19
EP0244417A1 (en) 1987-11-11
CA1256357A (en) 1989-06-27
EP0244417B1 (en) 1990-05-09
JPS62502268A (en) 1987-09-03
SE452481B (en) 1987-11-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee