US PATENT SUBCLASS 208 / 262.5
.~.~ Polychorinated biphenyl (PCB)
Current as of:
June, 1999
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208 /
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MINERAL OILS: PROCESSES AND PRODUCTS
177
DF
REFINING
{23}
262.1
DF
.~ Halogen contaminant removal {1}
262.5
.~.~ Polychorinated biphenyl (PCB)
DEFINITION
Classification: 208/262.5
Polychlorinated biphenyl (PCB):
(under subclass 262.1) Process wherein the contaminant removed is a polychorinated biphenyl.