US PATENT SUBCLASS 106 / 604
.~.~.~ Process employing steam, electrical, magnetic or wave energy or product thereof or specified particle size or shape

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
601  DF  .~.~ Pore forming or product thereof {3}
604.~.~.~ Process employing steam, electrical, magnetic or wave energy or product thereof or specified particle size or shape

DEFINITION

Classification: 106/604

Process employing steam, electrical, magnetic or wave energyor product thereof or specified particle size or shape:

(under subclass 601) Subject matter (1) employing steam, electrical, magnetic or wave energy or (2) wherein particle size or shape is specifically recited.