US PATENT SUBCLASS 205 / 706
.~.~.~ Internal battery action

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.~.~.~ Internal battery action {1}
707  DF  .~.~.~.~> From precious metal or precious metal alloy {1}

DEFINITION

Classification: 205/706

Internal battery action:

(under subclass 705) Subject matter conducted without an

external source of electrolytic current; usually the electrolytic current is derived from an internal chemical reaction (e.g., galvanic action, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

657, for electrolytic erosion by internal battery action and resulting in a change of workpiece shape or surface configuration.

730+, for electrolytic protection of objects containing metal or metal alloy by internal battery action.

745, for electrolytic treatment of water, sewage, or other waste water by internal battery action.

764, for electrolytic treatment of an inorganic gas, vapor, or critical fluid by internal battery action.