US PATENT SUBCLASS 570 / 180
.~.~.~.~ Including extraction with organic liquid


Current as of: June, 1999
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570 /   HD   ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

*  DD  ORGANIC COMPOUNDS (Class 532, Subclass 1) {1}
101  DF  .~ HALOGEN CONTAINING {21}
123  DF  .~.~ Fluorine containing {21}
177  DF  .~.~.~ Purification or recovery {3}
180.~.~.~.~ Including extraction with organic liquid


DEFINITION

Classification: 570/180

Including extraction with organic liquid:

(under subclass 177) Process which includes extraction with an organic liquid.