ATE200917T1 - STAINLESS STEEL PICKLE - Google Patents

STAINLESS STEEL PICKLE

Info

Publication number
ATE200917T1
ATE200917T1 AT97102946T AT97102946T ATE200917T1 AT E200917 T1 ATE200917 T1 AT E200917T1 AT 97102946 T AT97102946 T AT 97102946T AT 97102946 T AT97102946 T AT 97102946T AT E200917 T1 ATE200917 T1 AT E200917T1
Authority
AT
Austria
Prior art keywords
stainless steel
steel pickle
pickle
cerium
hydrofluoric acid
Prior art date
Application number
AT97102946T
Other languages
German (de)
Inventor
Harald Werner
Bernd Schaarschuh
Original Assignee
Chemetall Gmbh
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 Chemetall Gmbh filed Critical Chemetall Gmbh
Application granted granted Critical
Publication of ATE200917T1 publication Critical patent/ATE200917T1/en

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
    • C23G1/08—Iron or steel
    • C23G1/086—Iron or steel solutions containing HF

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)

Abstract

Pickling agent comprises 1-12 wt.% hydrofluoric acid and 0.02-2 wt.% cerium and/or cobalt compound.
AT97102946T 1996-03-13 1997-02-22 STAINLESS STEEL PICKLE ATE200917T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19609671A DE19609671A1 (en) 1996-03-13 1996-03-13 Pickling agent for stainless steel

Publications (1)

Publication Number Publication Date
ATE200917T1 true ATE200917T1 (en) 2001-05-15

Family

ID=7788040

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97102946T ATE200917T1 (en) 1996-03-13 1997-02-22 STAINLESS STEEL PICKLE

Country Status (3)

Country Link
EP (1) EP0795627B1 (en)
AT (1) ATE200917T1 (en)
DE (2) DE19609671A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280038A (en) * 1964-03-20 1966-10-18 Dow Chemical Co Method for cleaning stainless steel
JPS56130475A (en) * 1980-03-13 1981-10-13 Sumitomo Metal Ind Ltd Manufacture of hot rolled steel plate with superior chemical treatability
EP0719350B1 (en) * 1993-09-13 2002-01-09 Commonwealth Scientific And Industrial Research Organisation Metal treatment with acidic, rare earth ion containing cleaning solution

Also Published As

Publication number Publication date
DE19609671A1 (en) 1997-09-18
EP0795627B1 (en) 2001-05-02
EP0795627A1 (en) 1997-09-17
DE59703459D1 (en) 2001-06-07

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