US PATENT SUBCLASS 585 / 923
.~.~.~ At reactor inlet

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

*  DD  APPARATUS CONSIDERATIONS {2}
921  DF  .~ Using recited apparatus structure {2}
922  DF  .~.~ Reactor fluid manipulating device {1}
923.~.~.~ At reactor inlet

DEFINITION

Classification: 585/923

At reactor inlet:

(under subclass 922) Subject matter wherein the device is at that point where feed or an extraneous agent enters a reactor.