CH228944A - Process for producing protective layers on workpieces made of aluminum and aluminum alloys by anodic treatment. - Google Patents

Process for producing protective layers on workpieces made of aluminum and aluminum alloys by anodic treatment.

Info

Publication number
CH228944A
CH228944A CH228944DA CH228944A CH 228944 A CH228944 A CH 228944A CH 228944D A CH228944D A CH 228944DA CH 228944 A CH228944 A CH 228944A
Authority
CH
Switzerland
Prior art keywords
aluminum
protective layers
workpieces made
anodic treatment
producing protective
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie 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
Application filed by Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH228944A publication Critical patent/CH228944A/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25DPROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02Anodisation
    • C25D11/04Anodisation of aluminium or alloys based thereon
    • C25D11/06Anodisation 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)
CH228944D 1940-01-09 1942-03-28 Process for producing protective layers on workpieces made of aluminum and aluminum alloys by anodic treatment. CH228944A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE228944X 1940-01-09

Publications (1)

Publication Number Publication Date
CH228944A true CH228944A (en) 1943-09-30

Family

ID=5867506

Family Applications (1)

Application Number Title Priority Date Filing Date
CH228944D CH228944A (en) 1940-01-09 1942-03-28 Process for producing protective layers on workpieces made of aluminum and aluminum alloys by anodic treatment.

Country Status (4)

Country Link
BE (1) BE445410A (en)
CH (1) CH228944A (en)
FR (1) FR881603A (en)
NL (1) NL56850C (en)

Also Published As

Publication number Publication date
BE445410A (en)
FR881603A (en) 1943-04-30
NL56850C (en)

Similar Documents

Publication Publication Date Title
CH259830A (en) Process for the production of corrosion-resistant cover layers on metal surfaces.
CH224661A (en) Process for coating aluminum and aluminum alloys with metals.
CH206445A (en) Process for the production of oxidic protective layers on aluminum and aluminum alloys.
CH238183A (en) Process for the production of the lining from cast charcoal of furnaces for the electrolytic production of aluminum
CH228944A (en) Process for producing protective layers on workpieces made of aluminum and aluminum alloys by anodic treatment.
CH230710A (en) Process for the production of coatings on objects made of aluminum or aluminum alloys.
CH207210A (en) Process for the production of protective layers on light metals and light metal alloys.
CH227802A (en) Process for the production of protective layers on the surface of magnesium alloys.
CH228945A (en) Process for the production of protective layers on work pieces made of magnesium and magnesium alloys by anodic treatment.
CH209863A (en) Process for the electrolytic production of protective coatings on workpieces made of magnesium and its alloys.
CH226029A (en) Process for the production of protective layers on workpieces made of light metal by anodic treatment.
CH223964A (en) Process for creating deep black protective layers on aluminum and aluminum alloys.
CH228946A (en) Process for the production of protective layers on light metals and light metal alloys.
CH227636A (en) Process for soldering foils made of aluminum and aluminum alloys.
CH175366A (en) Process for the production of corrosion-resistant oxidic layers on aluminum and its alloys.
CH232902A (en) Process for the production of protective layers on aluminum or aluminum alloys.
AT168676B (en) Process for the production of rolled profiles from metal
AT175757B (en) Process for the production of silver-containing layers on aluminum and its alloys
CH231714A (en) Process for the production of protective layers on objects made of magnesium and mainly magnesium-containing alloys by electrolytic oxidation.
CH208853A (en) Process for increasing the oligodynamic effect of metals.
CH230915A (en) Process for the treatment of oxidic protective layers on magnesium and mainly magnesium-containing alloys.
CH229654A (en) Process for dip soldering of aluminum and aluminum alloys.
CH214411A (en) Process for the electrolytic production of protective layers on the surfaces of objects made of light metals and light metal alloys
CH226697A (en) Process for the production of opaque oxide protective layers on objects made of aluminum and its alloys.
CH226721A (en) Process for the production of hard metal alloys for tools and work equipment.