US PATENT SUBCLASS 205 / 708
.~.~.~.~.~ Using anode containing aluminum

Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

687  DF  ELECTROLYTIC MATERIAL TREATMENT (PRODUCT, PROCESS, AND ELECTROLYTE COMPOSITION) {8}
704  DF  .~ Metal or metal alloy {3}
705  DF  .~.~ Removing foreign material (e.g., cleaning, etc.) {7}
706  DF  .~.~.~ Internal battery action {1}
707  DF  .~.~.~.~ From precious metal or precious metal alloy {1}
708.~.~.~.~.~ Using anode containing aluminum

DEFINITION

Classification: 205/708

Using anode containing aluminum:

(under subclass 707) Subject matter which employs a positively charged electrode (other than the metal or metal alloy under treatment) containing aluminum (Al), usually with the precious metal or alloy thereof serving as a negatively charged electrode.

SEE OR SEARCH THIS CLASS, SUBCLASS:

732, for electrolytic protection of a ferrous metal object by internal battery action using an anode containing aluminum.