US PATENT SUBCLASS 585 / 659
.~.~ Plural stages or with catalyst movement

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

500  DF  UNSATURATED COMPOUND SYNTHESIS {14}
654  DF  .~ By dehydrogenation {5}
659.~.~ Plural stages or with catalyst movement

DEFINITION

Classification: 585/659

Plural stages or with catalyst movement:

(under subclass 654) Subject matter wherein the effluent from a dehydrogenation reaction stage is passed to another dehydrogenation reaction stage or in which movement of solid extraneous agent is described.