CH226697A - Process for the production of opaque oxide protective layers on objects made of aluminum and its alloys. - Google Patents

Process for the production of opaque oxide protective layers on objects made of aluminum and its alloys.

Info

Publication number
CH226697A
CH226697A CH226697DA CH226697A CH 226697 A CH226697 A CH 226697A CH 226697D A CH226697D A CH 226697DA CH 226697 A CH226697 A CH 226697A
Authority
CH
Switzerland
Prior art keywords
alloys
aluminum
production
protective layers
objects made
Prior art date
Application number
Other languages
German (de)
Inventor
Fides Gesellschaft Beschraenk
Original Assignee
Fides 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 Fides Gmbh filed Critical Fides Gmbh
Publication of CH226697A publication Critical patent/CH226697A/en

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
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
CH226697D 1940-11-21 1941-08-21 Process for the production of opaque oxide protective layers on objects made of aluminum and its alloys. CH226697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE226697X 1940-11-21

Publications (1)

Publication Number Publication Date
CH226697A true CH226697A (en) 1943-04-30

Family

ID=5866354

Family Applications (1)

Application Number Title Priority Date Filing Date
CH226697D CH226697A (en) 1940-11-21 1941-08-21 Process for the production of opaque oxide protective layers on objects made of aluminum and its alloys.

Country Status (2)

Country Link
CH (1) CH226697A (en)
FR (1) FR875716A (en)

Also Published As

Publication number Publication date
FR875716A (en) 1942-10-01

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