US PATENT SUBCLASS 423 / 512.1
.~ Oxygen containing


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

511  DF  SULFUR OR COMPOUND THEREOF {4}
512.1.~ Oxygen containing {11}
513  DF  .~.~> Persulfate
514  DF  .~.~> Thiosulfate
515  DF  .~.~> Dithionite {1}
517  DF  .~.~> Metal and ammonium containing
518  DF  .~.~> Plural metal containing
519  DF  .~.~> Bisulfite
519.2  DF  .~.~> Sulfite {1}
521  DF  .~.~> Ternary compound containing hydrogen {1}
532  DF  .~.~> Sulfur trioxide {1}
539  DF  .~.~> Sulfur dioxide {4}
544  DF  .~.~> Sulfate {7}


DEFINITION

Classification: 423/512.1

Oxygen containing:

(under subclass 511) Products or processes wherein the product also contains oxygen.