US PATENT SUBCLASS 518 / 703
.~ Gaseous oxygen utilized in the preliminary reaction

Current as of: June, 1999
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518 /   HD   CHEMISTRY: FISCHER-TROPSCH PROCESSES; OR PURIFICATION OR RECOVERY OF PRODUCTS THEREOF

702  DF  WITH PRELIMINARY REACTION TO FORM HYDROGEN OR A CARBON OXIDE {2}
703.~ Gaseous oxygen utilized in the preliminary reaction

DEFINITION

Classification: 518/703

Gaseous oxygen utilized in the preliminary reaction:

(under subclass 702) Processes wherein gaseous oxygen is utilized in the preliminary reaction.