Method for removing polychlorinated biphenyls from contaminated

Details Method for removing polychlorinated biphenyls from contaminated Method for removing polychlorinated biphenyls from contaminated

1980-05-19

1981-11-10

Granger, Theodore A.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210737, 210774, 210909, 570211, B01D 1104

Patent

active

042997046

ABSTRACT:
Immiscibility between polychlorinated biphenyl (PCB) substances and retrofilled non PCB transformer dielectrics allows for the mechanical separation of the PCB substances from the retrofilled dielectrics. Sedimentation, filtration and centrifugation can be employed in the separation process.

REFERENCES:
patent: 2191490 (1940-02-01), Mittplev
patent: 3731802 (1975-05-01), James
patent: 3838056 (1974-09-01), Vincent
patent: 4001118 (1977-01-01), Enzmann
patent: 4127598 (1978-11-01), McEntee

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