US PATENT SUBCLASS 423 / 100
.~.~ Ion exchanging 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}
99  DF  .~ Group IIB metal (Zn, Cd, or Hg) {5}
100.~.~ Ion exchanging or magnetic separating

DEFINITION

Classification: 423/100

(under subclass 99) Processes which include the step of (1) attracting and retaining a component of the mixture by contact with an ion exchange substance or (2) attracting and separating a component of the mixture from another component by means of magnetic lines of force; see Glossary.