FR1499692A - Process for producing opaque protective layers on aluminum or aluminum alloy objects - Google Patents

Process for producing opaque protective layers on aluminum or aluminum alloy objects

Info

Publication number
FR1499692A
FR1499692A FR83190A FR83190A FR1499692A FR 1499692 A FR1499692 A FR 1499692A FR 83190 A FR83190 A FR 83190A FR 83190 A FR83190 A FR 83190A FR 1499692 A FR1499692 A FR 1499692A
Authority
FR
France
Prior art keywords
aluminum
protective layers
opaque protective
aluminum alloy
producing opaque
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
FR83190A
Other languages
French (fr)
Inventor
Heinrich Bosshard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rheinmetall Air Defence AG
Original Assignee
Oerlikon Contraves 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 Oerlikon Contraves AG filed Critical Oerlikon Contraves AG
Application granted granted Critical
Publication of FR1499692A publication Critical patent/FR1499692A/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
    • 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)
  • Chemical Treatment Of Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Domestic Plumbing Installations (AREA)
FR83190A 1965-11-12 1966-11-10 Process for producing opaque protective layers on aluminum or aluminum alloy objects Expired FR1499692A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1565665A CH460481A (en) 1965-11-12 1965-11-12 Process for the anodic production of opaque protective layers on surfaces of objects made of aluminum or aluminum alloys

Publications (1)

Publication Number Publication Date
FR1499692A true FR1499692A (en) 1967-10-27

Family

ID=4410864

Family Applications (1)

Application Number Title Priority Date Filing Date
FR83190A Expired FR1499692A (en) 1965-11-12 1966-11-10 Process for producing opaque protective layers on aluminum or aluminum alloy objects

Country Status (7)

Country Link
BE (1) BE687481A (en)
CH (1) CH460481A (en)
DE (1) DE1496763B2 (en)
FR (1) FR1499692A (en)
GB (1) GB1095097A (en)
NL (2) NL6615330A (en)
NO (1) NO116486B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2195697A1 (en) * 1972-08-07 1974-03-08 Innova Corp Anodising aluminium to produce thick films - using boric/hydroxy carboxylic chelate acid anions with sulphuric acid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2195697A1 (en) * 1972-08-07 1974-03-08 Innova Corp Anodising aluminium to produce thick films - using boric/hydroxy carboxylic chelate acid anions with sulphuric acid

Also Published As

Publication number Publication date
DE1496763B2 (en) 1971-05-27
DE1496763A1 (en) 1970-09-10
NL133680C (en)
CH460481A (en) 1968-07-31
NL6615330A (en) 1967-05-16
BE687481A (en) 1967-03-01
NO116486B (en) 1969-03-31
GB1095097A (en) 1967-12-13

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