US PATENT SUBCLASS 585 / 731
.~.~.~.~ Sulfuric acid with additional nonhydrocarbon agent

Current as of: June, 1999
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585 /   HD   CHEMISTRY OF HYDROCARBON COMPOUNDS

700  DF  SATURATED COMPOUND SYNTHESIS {11}
709  DF  .~ By condensation of a paraffin molecule with an olefin-acting molecule, e.g., alkylation, etc. {11}
721  DF  .~.~ Using extraneous nonhydrocarbon agent {6}
730  DF  .~.~.~ S-containing {1}
731.~.~.~.~ Sulfuric acid with additional nonhydrocarbon agent

DEFINITION

Classification: 585/731

Sulfuric acid with additional nonhydrocarbon agent:

(under subclass 730) Subject matter wherein there is present during the process a sulfuric acid catalyst and an additional chemically effective agent which is a nonhydrocarbon.