US PATENT SUBCLASS 502 / 8
FORMING OR TREATING A SPHERE, PROCESS ONLY


Current as of: June, 1999
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502 /   HD   CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

8FORMING OR TREATING A SPHERE, PROCESS ONLY {2}
9  DF  .~> Forming other than by liquid immersion
10  DF  .~> Treating preformed sphere only


DEFINITION

Classification: 502/8

FORMING OR TREATING A SPHERE, PROCESS ONLY:

(under the class definition) Method in which catalytic, sorbent, or carrier material is shaped as an orb or ball, or such material so shaped, is processed to perfect it for a utility of this class.

(1) Note. The material may be a catalyst precursor or a carrier, per se, claimed or disclosed solely for use in a composition of this class.

(2) Note. This and the indented subclass provide for process only, and a claim to a sphere of a composition of this class must be classified in this schedule on some other basis, generally being crossed down to the appropriate class

providing for the composition.