US PATENT SUBCLASS 266 / 164
.~.~ With heated vertical extracting means

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

Internet Version by PATENTEC © 1999      Terms of Use


266 /   HD   METALLURGICAL APPARATUS

161  DF  MEANS FOR EXTRACTING AND REFINING METAL {1}
162  DF  .~ With separate refining zone {2}
164.~.~ With heated vertical extracting means

DEFINITION

Classification: 266/164

(under subclass 162) Device wherein the means to extract the metal comprises a treating chamber within which the temperature of the material to be treated is elevated and the longitudinal axis of which is generally normal to the horizon.