C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
196/202
C09K 3/00 (2006.01)
Patent
CA 1171809
RD-12181 METHOD FOR REMOVING POLYCHLORINATED BIPHENYLS FROM TRANSFORMER OIL ABSTRACT OF THE DISCLOSURE A method is provided for effecting the removal of polychlorinatedbiphenyls from hydrocarbon oils, such as transformer oil, contaminated with more than 50 ppm of such polychlorinated biphenyls. There is utilized in the contaminated oil, while it is being agitated, dispersed metallic sodium, an aprotic ion- complexing solvent, for example, diglyme, and an oil- soluble electron carrier, such as naphthalene.
394617
Brown John F. Jr.
Lynch Marie E.
Company General Electric
Eckersley Raymond A.
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