US PATENT SUBCLASS 423 / 614
.~.~.~.~.~.~.~ In fluidized bed


Current as of: June, 1999
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423 /   HD   CHEMISTRY OF INORGANIC COMPOUNDS

579  DF  OXYGEN OR COMPOUND THEREOF {4}
592  DF  .~ Metal containing {12}
608  DF  .~.~ Group IVB metal (Ti, Zr, or Hf) {2}
610  DF  .~.~.~ Titanium dioxide {2}
611  DF  .~.~.~.~ Utilizing titanium halide as reactant {1}
612  DF  .~.~.~.~.~ Titanium tetrahalide {1}
613  DF  .~.~.~.~.~.~ Reacting with oxiding gas {1}
614.~.~.~.~.~.~.~ In fluidized bed


DEFINITION

Classification: 423/614

(under subclass 613) Processes wherein the oxidation takes place in a fluidized bed.