Chemistry: electrical and wave energy – Processes and products
Patent
1980-02-26
1981-01-13
Andrews, R. L.
Chemistry: electrical and wave energy
Processes and products
134 3, 134 41, C23G 112, C25D 1104
Patent
active
042447925
ABSTRACT:
A method is described for the controlled removal of anodized oxide layers from the surfaces of aluminum and aluminum alloys, without destruction of the metal. The preferred method uses an aqueous solution of oxalic acid and nitric acid as an oxide stripping bath.
REFERENCES:
patent: 2650157 (1953-08-01), Cochran
patent: 2687346 (1954-08-01), McDonald
patent: 3326803 (1967-06-01), Kelley et al.
patent: 3692583 (1972-08-01), Mucenieks et al.
patent: 3696044 (1972-10-01), Rutledge
Andrews R. L.
Hixson Metal Finishing
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