US PATENT SUBCLASS 423 / 107
.~.~ Volatizing zinc, cadmium, or mercury

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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

DEFINITION

Classification: 423/107

(under subclass 99) Processes including the step of causing zinc, cadmium or mercury in elemental or compound form to be changed into a gas or a vapor; see Glossary.