US PATENT SUBCLASS 423 / 72
.~.~.~ Halogen containing


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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}
71  DF  .~.~ Forming compound containing plural metals {1}
72.~.~.~ Halogen containing


DEFINITION

Classification: 423/72

(under subclass 71) Processes in which the compound also contains a halogen.