IT1082692B - METAL SURFACES DESCALING PROCEDURE - Google Patents

METAL SURFACES DESCALING PROCEDURE

Info

Publication number
IT1082692B
IT1082692B IT48766/77A IT4876677A IT1082692B IT 1082692 B IT1082692 B IT 1082692B IT 48766/77 A IT48766/77 A IT 48766/77A IT 4876677 A IT4876677 A IT 4876677A IT 1082692 B IT1082692 B IT 1082692B
Authority
IT
Italy
Prior art keywords
metal surfaces
descaling procedure
descaling
procedure
metal
Prior art date
Application number
IT48766/77A
Other languages
Italian (it)
Original Assignee
Allegheny Ludlum Ind Inc
Ruthner Industrieanlagen Ag
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 US05/672,586 external-priority patent/US4026777A/en
Priority claimed from US05/767,177 external-priority patent/US4066521A/en
Application filed by Allegheny Ludlum Ind Inc, Ruthner Industrieanlagen Ag filed Critical Allegheny Ludlum Ind Inc
Application granted granted Critical
Publication of IT1082692B publication Critical patent/IT1082692B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
    • C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
    • C25F1/02—Pickling; Descaling
    • C25F1/04—Pickling; Descaling in solution
    • C25F1/06—Iron or steel
    • 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
    • C23G1/28—Cleaning or pickling metallic material with solutions or molten salts with molten salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
IT48766/77A 1976-04-01 1977-03-31 METAL SURFACES DESCALING PROCEDURE IT1082692B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/672,586 US4026777A (en) 1976-04-01 1976-04-01 Metallic descaling system
US05/767,177 US4066521A (en) 1977-02-09 1977-02-09 Metallic descaling system

Publications (1)

Publication Number Publication Date
IT1082692B true IT1082692B (en) 1985-05-21

Family

ID=27100786

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48766/77A IT1082692B (en) 1976-04-01 1977-03-31 METAL SURFACES DESCALING PROCEDURE

Country Status (11)

Country Link
JP (1) JPS5939518B2 (en)
AU (1) AU505146B2 (en)
BR (1) BR7701895A (en)
CA (1) CA1088457A (en)
DE (1) DE2714136C3 (en)
ES (1) ES457467A1 (en)
FR (1) FR2346466A1 (en)
GB (1) GB1520705A (en)
IT (1) IT1082692B (en)
MX (1) MX147289A (en)
SE (1) SE433950B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59157288A (en) * 1983-02-25 1984-09-06 Nippon Stainless Steel Co Ltd Method for pickling stainless steel strip
JPS60121285A (en) * 1983-12-02 1985-06-28 Nisshin Steel Co Ltd Molten salt composition for pretreating stainless steel before pickling

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE438799A (en) * 1939-05-24
FR1226856A (en) * 1958-12-23 1960-08-16 Alloy steels pickling process
GB1082409A (en) * 1963-12-04 1967-09-06 Mitsubishi Heavy Ind Ltd An electrolytic descaling solution
GB1082410A (en) * 1963-12-26 1967-09-06 Mitsubishi Heavy Ind Ltd An electrolytic descaling method
US3260619A (en) * 1965-02-04 1966-07-12 Kolene Corp Methods and compositions for cleaning metal
DE1496785A1 (en) * 1966-12-10 1969-08-07 Dynamit Nobel Ag Process for removing metal powder and lower metal oxides from the surface of wire bundles pickled with sodium hydride
US3951681A (en) * 1973-11-01 1976-04-20 Kolene Corporation Method for descaling ferrous metals

Also Published As

Publication number Publication date
ES457467A1 (en) 1978-08-16
AU505146B2 (en) 1979-11-08
DE2714136B2 (en) 1981-07-23
FR2346466B1 (en) 1981-11-27
SE7703405L (en) 1977-10-02
CA1088457A (en) 1980-10-28
DE2714136A1 (en) 1977-10-20
DE2714136C3 (en) 1986-05-28
MX147289A (en) 1982-11-10
FR2346466A1 (en) 1977-10-28
JPS52129635A (en) 1977-10-31
SE433950B (en) 1984-06-25
GB1520705A (en) 1978-08-09
JPS5939518B2 (en) 1984-09-25
AU2352377A (en) 1978-09-28
BR7701895A (en) 1977-11-29

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