NL142457B - PROCESS FOR ANODIC OXYDERING OF ALUMINUM AND ALUMINUM ALLOYS IN A CHROME ACID BATH BY ELECTROLYSIS UNDER A DC VOLTAGE OF LESS THAN 25V WITH A CATHODE SURFACE MUCH LESS THAN THE ANODIC SURFACE OF ALUMINUM, OR ALUMINUM, OR ALUMINUM SURFACE, ALUMINUM SURFACE. - Google Patents

PROCESS FOR ANODIC OXYDERING OF ALUMINUM AND ALUMINUM ALLOYS IN A CHROME ACID BATH BY ELECTROLYSIS UNDER A DC VOLTAGE OF LESS THAN 25V WITH A CATHODE SURFACE MUCH LESS THAN THE ANODIC SURFACE OF ALUMINUM, OR ALUMINUM, OR ALUMINUM SURFACE, ALUMINUM SURFACE.

Info

Publication number
NL142457B
NL142457B NL646404879A NL6404879A NL142457B NL 142457 B NL142457 B NL 142457B NL 646404879 A NL646404879 A NL 646404879A NL 6404879 A NL6404879 A NL 6404879A NL 142457 B NL142457 B NL 142457B
Authority
NL
Netherlands
Prior art keywords
aluminum
anodic
less
oxydering
voltage
Prior art date
Application number
NL646404879A
Other languages
Dutch (nl)
Other versions
NL6404879A (en
Original Assignee
Aluminium Francais
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 Aluminium Francais filed Critical Aluminium Francais
Publication of NL6404879A publication Critical patent/NL6404879A/xx
Publication of NL142457B publication Critical patent/NL142457B/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
    • 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
    • C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
NL646404879A 1963-05-04 1964-05-01 PROCESS FOR ANODIC OXYDERING OF ALUMINUM AND ALUMINUM ALLOYS IN A CHROME ACID BATH BY ELECTROLYSIS UNDER A DC VOLTAGE OF LESS THAN 25V WITH A CATHODE SURFACE MUCH LESS THAN THE ANODIC SURFACE OF ALUMINUM, OR ALUMINUM, OR ALUMINUM SURFACE, ALUMINUM SURFACE. NL142457B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES28769363 1963-05-04
ES29598464 1964-02-01

Publications (2)

Publication Number Publication Date
NL6404879A NL6404879A (en) 1964-11-05
NL142457B true NL142457B (en) 1974-06-17

Family

ID=26155603

Family Applications (1)

Application Number Title Priority Date Filing Date
NL646404879A NL142457B (en) 1963-05-04 1964-05-01 PROCESS FOR ANODIC OXYDERING OF ALUMINUM AND ALUMINUM ALLOYS IN A CHROME ACID BATH BY ELECTROLYSIS UNDER A DC VOLTAGE OF LESS THAN 25V WITH A CATHODE SURFACE MUCH LESS THAN THE ANODIC SURFACE OF ALUMINUM, OR ALUMINUM, OR ALUMINUM SURFACE, ALUMINUM SURFACE.

Country Status (9)

Country Link
US (1) US3341435A (en)
BE (1) BE647452A (en)
CH (1) CH428371A (en)
DE (1) DE1496709B2 (en)
DK (1) DK128823B (en)
FR (1) FR1399797A (en)
GB (1) GB1067373A (en)
LU (1) LU46011A1 (en)
NL (1) NL142457B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4256547A (en) 1979-07-12 1981-03-17 General Dynamics Corporation Universal chromic acid anodizing method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB223994A (en) * 1923-08-02 1924-11-03 Guy Dunstan Bengough Improved process of protecting surfaces of aluminium of aluminium alloys
US2085002A (en) * 1934-05-22 1937-06-29 Robert W Buzzard Anodic treatment of aluminum
US2066327A (en) * 1934-05-28 1937-01-05 Robert W Buzzard Bath for anodic treatment of aluminum
US2788317A (en) * 1954-02-25 1957-04-09 Koenig And Pope Aluminum and process applicable thereto

Also Published As

Publication number Publication date
DK128823B (en) 1974-07-08
NL6404879A (en) 1964-11-05
CH428371A (en) 1967-01-15
LU46011A1 (en) 1964-11-03
FR1399797A (en) 1965-05-21
DE1496709A1 (en) 1969-06-04
US3341435A (en) 1967-09-12
GB1067373A (en) 1967-05-03
DE1496709B2 (en) 1971-04-15
BE647452A (en) 1964-11-04

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