US PATENT SUBCLASS 423 / 615
.~.~.~.~ Utilizing titanium sulfate as reactant

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}
615.~.~.~.~ Utilizing titanium sulfate as reactant {1}
616  DF  .~.~.~.~.~> And utilizing acid

DEFINITION

Classification: 423/615

(under subclass 610) Processes in which the preparation of titanium dioxide includes the use of titanium sulfate as a reactant.