GB1423064A - - Google Patents

Info

Publication number
GB1423064A
GB1423064A GB2972173A GB2972173A GB1423064A GB 1423064 A GB1423064 A GB 1423064A GB 2972173 A GB2972173 A GB 2972173A GB 2972173 A GB2972173 A GB 2972173A GB 1423064 A GB1423064 A GB 1423064A
Authority
GB
United Kingdom
Prior art keywords
pickling
hno
june
per cent
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
GB2972173A
Other languages
English (en)
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 filed Critical
Publication of GB1423064A publication Critical patent/GB1423064A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/34—Pretreatment of metallic surfaces to be electroplated
    • C25D5/36—Pretreatment of metallic surfaces to be electroplated of iron or steel
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
GB2972173A 1972-06-26 1973-06-22 Expired GB1423064A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722231159 DE2231159A1 (de) 1972-06-26 1972-06-26 Verfahren zur vorbehandlung von stahlbandoberflaechen vor dem aufbringen galvanischer ueberzuege

Publications (1)

Publication Number Publication Date
GB1423064A true GB1423064A (xx) 1976-01-28

Family

ID=5848789

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2972173A Expired GB1423064A (xx) 1972-06-26 1973-06-22

Country Status (7)

Country Link
BE (1) BE801382A (xx)
DE (1) DE2231159A1 (xx)
ES (1) ES416267A1 (xx)
FR (1) FR2190945B1 (xx)
GB (1) GB1423064A (xx)
IT (1) IT989386B (xx)
NL (1) NL7307484A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2381836A1 (fr) * 1977-02-24 1978-09-22 Norsk Hydro As Procede pour preparer des cathodes actives pour des procedes electrochimiques, en particulier pour la production electrochimique de l'hydrogene

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19853692A1 (de) * 1998-11-20 2000-05-25 Continental Teves Ag & Co Ohg Verfahren zum Aufbringen einer Zink-Nickelschicht und Anwendung dieses Verfahrens auf einen Bremssattel

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915444A (en) * 1955-12-09 1959-12-01 Enthone Process for cleaning and plating ferrous metals
DE1546134C3 (de) * 1964-12-16 1975-08-21 Dr. Hesse & Cie, 4811 Heepen Cyanidfreies Reinigungsbad zur elektrolytischen Entfettung, Entrostung und Entzunderung von Eisen und Eisenlegierungen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2381836A1 (fr) * 1977-02-24 1978-09-22 Norsk Hydro As Procede pour preparer des cathodes actives pour des procedes electrochimiques, en particulier pour la production electrochimique de l'hydrogene

Also Published As

Publication number Publication date
DE2231159A1 (de) 1974-01-17
BE801382A (fr) 1973-12-26
IT989386B (it) 1975-05-20
FR2190945B1 (xx) 1976-04-30
ES416267A1 (es) 1976-02-16
FR2190945A1 (xx) 1974-02-01
NL7307484A (xx) 1973-12-28

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee