GB701390A - Hard, abrasion-resistant coatings on aluminium and aluminium alloys - Google Patents

Hard, abrasion-resistant coatings on aluminium and aluminium alloys

Info

Publication number
GB701390A
GB701390A GB1522/51A GB152251A GB701390A GB 701390 A GB701390 A GB 701390A GB 1522/51 A GB1522/51 A GB 1522/51A GB 152251 A GB152251 A GB 152251A GB 701390 A GB701390 A GB 701390A
Authority
GB
United Kingdom
Prior art keywords
aluminium
abrasion
hard
resistant coatings
magnesium
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
GB1522/51A
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.)
Glenn L Martin Co
Original Assignee
Glenn L Martin Co
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 Glenn L Martin Co filed Critical Glenn L Martin Co
Publication of GB701390A publication Critical patent/GB701390A/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
    • C25D11/08—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used containing inorganic acids

Abstract

A process of electrolytic coating (see Group XXXVI) may be applied to the following alloys of aluminium containing in percentages:- (a) copper about 4.4, silicon 0.8, manganese 0.8, magnesium 0.4, (b) copper about 4.5, magnesium 1.5, manganese 0.6, (c) magnesium 1, silicon 6. copper 0.25, chromium 0.25, and (d) zinc about 5.5, magnesium 2.5, copper 1.5, chromium 0.3, manganese 0.2.
GB1522/51A 1950-04-22 1951-01-19 Hard, abrasion-resistant coatings on aluminium and aluminium alloys Expired GB701390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US157640A US2692851A (en) 1950-04-22 1950-04-22 Method of forming hard, abrasionresistant coatings on aluminum and aluminum alloys

Publications (1)

Publication Number Publication Date
GB701390A true GB701390A (en) 1953-12-23

Family

ID=22564616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1522/51A Expired GB701390A (en) 1950-04-22 1951-01-19 Hard, abrasion-resistant coatings on aluminium and aluminium alloys

Country Status (2)

Country Link
US (1) US2692851A (en)
GB (1) GB701390A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897125A (en) * 1954-06-21 1959-07-28 Sanford Process Co Inc Electrolytic process for producing oxide coatings on aluminum and aluminum alloys

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2743221A (en) * 1954-08-20 1956-04-24 Paul L Sanford Electrolyte composition and process for employing same
US2855351A (en) * 1954-09-20 1958-10-07 Sanford Process Co Inc Process for electrolytically producing oxide coating on aluminum and aluminum alloys
US2855352A (en) * 1954-09-20 1958-10-07 Sanford Process Co Inc Process for producing oxide coating on aluminum and aluminum alloys
US2855350A (en) * 1954-09-20 1958-10-07 Sanford Process Co Inc Process for electrolytically producing oxide coating on aluminum and aluminum alloys
US2844529A (en) * 1955-01-17 1958-07-22 Reynolds Metals Co Process and apparatus for rapidly anodizing aluminum
US3095207A (en) * 1956-09-21 1963-06-25 Head Howard Ski
US2920018A (en) * 1957-04-22 1960-01-05 Electro Chem Mfg Co Inc Anodizing process and system
US3010398A (en) * 1957-10-15 1961-11-28 Parlanti Conrad Anthony Composite nose cone structure
US3023149A (en) * 1957-10-30 1962-02-27 Gen Electric Electrolytic method of producing thin sheets of aluminum oxide
US2918416A (en) * 1958-07-07 1959-12-22 Taylor Paul Hunt Electrolytic process for hard surfacing aluminum
US3079308A (en) * 1958-10-07 1963-02-26 Reynolds Metals Co Process of anodizing
US3004361A (en) * 1959-10-08 1961-10-17 Hammer Alexander Composite lightweight barrel with predetermined thermal characteristics
US3221222A (en) * 1960-05-20 1965-11-30 F H Peavey & Company Semi-conductor devices
US3367852A (en) * 1964-10-29 1968-02-06 United Aircraft Corp Selected area hardcoating of aluminum
US3640854A (en) * 1969-12-10 1972-02-08 Mallory & Co Inc P R Continuous forming of metal oxides
US4098194A (en) * 1977-06-01 1978-07-04 The United States Of America As Represented By The Secretary Of The Army Hypervelocity projectile with aluminum components of high resistance to thermodynamic ablation
US7166205B2 (en) * 2003-08-06 2007-01-23 General Motors Corporation Method for producing hard surface, colored, anodized aluminum parts
WO2005108652A1 (en) * 2004-05-07 2005-11-17 Sca Hygiene Products Ab Anodized coating for aluminium articles
US7527872B2 (en) * 2005-10-25 2009-05-05 Goodrich Corporation Treated aluminum article and method for making same
WO2016111693A1 (en) 2015-01-09 2016-07-14 Apple Inc. Processes to reduce interfacial enrichment of alloying elements under anodic oxide films and improve anodized appearance of heat treatable alloys
US9869623B2 (en) * 2015-04-03 2018-01-16 Apple Inc. Process for evaluation of delamination-resistance of hard coatings on metal substrates
US9970080B2 (en) 2015-09-24 2018-05-15 Apple Inc. Micro-alloying to mitigate the slight discoloration resulting from entrained metal in anodized aluminum surface finishes
US10174436B2 (en) 2016-04-06 2019-01-08 Apple Inc. Process for enhanced corrosion protection of anodized aluminum
US11352708B2 (en) 2016-08-10 2022-06-07 Apple Inc. Colored multilayer oxide coatings
US11242614B2 (en) 2017-02-17 2022-02-08 Apple Inc. Oxide coatings for providing corrosion resistance on parts with edges and convex features
US11549191B2 (en) 2018-09-10 2023-01-10 Apple Inc. Corrosion resistance for anodized parts having convex surface features

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE629629C (en) * 1932-01-26
US1891703A (en) * 1932-05-27 1932-12-20 Aluminum Colors Inc Method of coating
GB494054A (en) * 1937-10-19 1938-10-19 Montedison Spa A process for the anodic oxidation of articles made of aluminium or its alloys
CH242356A (en) * 1944-10-20 1946-05-15 Agma Aktiengesellschaft Procedure for the anodic oxidation of aluminum objects and aluminum alloys.
US2541083A (en) * 1945-08-25 1951-02-13 Sperry Corp Electroplating on aluminum

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2897125A (en) * 1954-06-21 1959-07-28 Sanford Process Co Inc Electrolytic process for producing oxide coatings on aluminum and aluminum alloys

Also Published As

Publication number Publication date
US2692851A (en) 1954-10-26

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