US PATENT SUBCLASS 162 / 157.5
.~.~.~.~ Hydrocarbon or halohydrocarbon


Current as of: June, 1999
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162 /   HD   PAPER MAKING AND FIBER LIBERATION

100  DF  PROCESSES AND PRODUCTS {31}
157.1  DF  .~ Synthetic fiber (including chemically modified cellulose) {2}
157.2  DF  .~.~ Synthetic resin {2}
157.4  DF  .~.~.~ Polymerized unsaturated compound {1}
157.5.~.~.~.~ Hydrocarbon or halohydrocarbon


DEFINITION

Classification: 162/157.5

Hydrocarbon or halohydrocarbon:

(under subclass 157.4) Processes and products in which the fibers are carbon to carbon unsaturated compounds containing only carbon and hydrogen or carbon, hydrogen and halogen.