US PATENT SUBCLASS 208 / 262.1
.~ Halogen contaminant removal


Current as of: June, 1999
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208 /   HD   MINERAL OILS: PROCESSES AND PRODUCTS

177  DF  REFINING {23}
262.1.~ Halogen contaminant removal {1}
262.5  DF  .~.~> Polychorinated biphenyl (PCB)


DEFINITION

Classification: 208/262.1

Halogen contaminant removal:

(under subclass 177) Processes for removing undesirable halogen containing components from mineral oils.

(1) Note. Processes classified herein are those in which (a) the claims specify the removal of halogen containing materials or (b) the disclosure is limited to the removal of such materials. See (2) Note to subclass 177.