US PATENT SUBCLASS 570 / 209
.~.~.~.~.~.~ Sulfur containing catalyst

Current as of: June, 1999
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570 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
190  DF  .~.~ Processes of preparing, purifying, or recovering benzene ring containing compound {9}
206  DF  .~.~.~ Bonding halogen directly to benzene ring {1}
207  DF  .~.~.~.~ Chlorination {1}
208  DF  .~.~.~.~.~ Catalyst utilized {2}
209.~.~.~.~.~.~ Sulfur containing catalyst

DEFINITION

Classification: 570/209

Sulfur containing catalyst:

(under subclass 208) Process wherein the catalyst contains sulfur.