US PATENT SUBCLASS 205 / 663
.~.~ Rotating tool or workpiece

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}
662  DF  .~ With mechanical abrasion or grinding {1}
663.~.~ Rotating tool or workpiece

DEFINITION

Classification: 205/663

Rotating tool or workpiece:

(under subclass 662) Process in which the tool or workpiece is rotated about an axis.

SEE OR SEARCH THIS CLASS, SUBCLASS:

651, for electrolytic erosion with programmed, cyclic, or time responsive control using a moving tool or workpiece.

654, for electrolytic erosion in which a moving tool electrode is used with gap maintenance or a defined tool-workpiece gap.

686, for other processes of electrolytic erosion using a moving tool electrode.

SEE OR SEARCH CLASS

204, Chemistry: Electrical and Wave Energy,

212+, for electrolytic apparatus having a rotary electrode.