US PATENT SUBCLASS 423 / 476
.~.~ Perhalate or perhalic acid

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

462  DF  HALOGEN OR COMPOUND THEREOF {10}
472  DF  .~ Ternary compound {3}
476.~.~ Perhalate or perhalic acid

DEFINITION

Classification: 423/476

(under subclass 472) Products or processes which consist of oxygen and a halogen as the (XO4[end subscrpt][supscrpt]-[end supscrpt]) radical in combination with a third element.