US PATENT SUBCLASS 526 / 67
.~ REMOVING AND RECYCLING REMOVED MATERIAL FROM AN ONGOING POLYMERIZATION ZONE TO A POLYMERIZATION ZONE

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

*  DD  SYNTHETIC RESINS (Class 520, Subclass 1) {8}
67.~ REMOVING AND RECYCLING REMOVED MATERIAL FROM AN ONGOING POLYMERIZATION ZONE TO A POLYMERIZATION ZONE {3}
68  DF  .~.~> Recycling monomer
69  DF  .~.~> Recycling catalyst
70  DF  .~.~> Recycling diluent

DEFINITION

Classification: 526/67

(under subclass 1) Subject matter under Class 520, ... wherein a portion of material is removed from a zone wherein material is undergoing polymerization 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 an active polymerization is occurring.