US PATENT SUBCLASS 525 / 54
.~.~ Removing and recycling material from one zone to another

Current as of: June, 1999
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525 /   HD   SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {4}
50  DF  .~ MIXING OF TWO OR MORE SOLID POLYMERS; MIXING OF SOLID POLYMER OR SICP WITH SICP OR SPFI; MIXING OF SICP WITH AN ETHYLENIC AGENT; MIXING OF SOLID POLYMER WITH A CHEMICAL TREATING OR ETHYLENIC AGENT; OR PROCESSES OF FORMING OR REACTING; OR THE RESULTANT PRODUCT OF ANY OF THE ABOVE OPERATIONS {32}
54.~.~ Removing and recycling material from one zone to another

DEFINITION

Classification: 525/54

Removing and recycling material from one zone to another:

(under subclass 50) Subject matter wherein a portion of material is removed from a zone wherein material is undergoing a reaction and the removed material either with something added to it, removed from it, or the removed material, per se, is added to a zone wherein a reaction is occurring.