US PATENT SUBCLASS 423 / 108
.~.~.~ Mixture contains lead

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}
107  DF  .~.~ Volatizing zinc, cadmium, or mercury {1}
108.~.~.~ Mixture contains lead

DEFINITION

Classification: 423/108

(under subclass 107) Processes wherein the mixture contains lead.