US PATENT SUBCLASS 423 / 25
.~.~ Sorbing or magnetic separating

Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

1  DF  TREATING MIXTURE TO OBTAIN METAL CONTAINING COMPOUND {15}
23  DF  .~ Group IB metal (Cu, Ag, or Au) {10}
25.~.~ Sorbing or magnetic separating

DEFINITION

Classification: 423/25

(under subclass 23) Processes which include the step of attracting or retaining a component or portion of the mixture by means of magnetic lines of force or by selective adherence to the surface of a solid; see Glossary.