US PATENT SUBCLASS 423 / 536
.~.~.~.~ Platinum catalyst

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

511  DF  SULFUR OR COMPOUND THEREOF {4}
512.1  DF  .~ Oxygen containing {11}
532  DF  .~.~ Sulfur trioxide {1}
533  DF  .~.~.~ Utilizing catalyst in reaction {4}
536.~.~.~.~ Platinum catalyst {1}
537  DF  .~.~.~.~.~> With sulfate or asbestos carrier

DEFINITION

Classification: 423/536

(under subclass 533) Processes wherein the catalyst is, or contains, platinum.

SEE OR SEARCH CLASS

502, Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making,

100+, for specific catalysts.