US PATENT SUBCLASS 205 / 767
.~.~ Containing precious metal (e.g., beneficiating ore, etc.)

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}
766  DF  .~ Solid (e.g., articles, particles, ore, etc.) {3}
767.~.~ Containing precious metal (e.g., beneficiating ore, etc.)

DEFINITION

Classification: 205/767

Containing precious metal (e.g., beneficiating ore, etc.):

(under subclass 766) Subject matter in which the solid material contains silver (Ag), gold (Au), or a platinum group metal (e.g., beneficiating ore, etc.).