US PATENT SUBCLASS 423 / 78
.~.~.~.~ Specified physical form of feed solids

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}
69  DF  .~ Group IVB metal (Ti, Zr, or Hf) {11}
75  DF  .~.~ Volatizing {1}
76  DF  .~.~.~ Titanium, zirconium, or hafnium {3}
78.~.~.~.~ Specified physical form of feed solids

DEFINITION

Classification: 423/78

(under subclass 76) Processes in which volatilization takes place using solids which have been given a claimed physical shape; e.g., briquettes, pellets, etc.

SEE OR SEARCH CLASS

264, Plastic and Nonmetallic Article Shaping or Treating: Processes, appropriate subclasses, for briquetting or otherwise shaping solid mixtures.