US PATENT SUBCLASS 205 / 653
.~.~ Using tool electrode with two or more holes for passage of electrolyte

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

640  DF  ELECTROLYTIC EROSION OF A WORKPIECE FOR SHAPE OR SURFACE CHANGE (E.G., ETCHING, POLISHING, ETC.) (PROCESS AND ELECTROLYTE COMPOSITION) {19}
652  DF  .~ Gap maintenance or defined tool-workpiece gap {2}
653.~.~ Using tool electrode with two or more holes for passage of electrolyte

DEFINITION

Classification: 205/653

Using tool electrode with two or more holes for passage of electrolyte:

(under subclass 652) Process in which the tool electrode is provided with two or more perforations in the working surface thereof, usually to allow electrolyte to be supplied to or removed from the workpiece.