Transformer oil processing

Details Transformer oil processing Transformer oil processing

1977-06-29

1979-02-20

Levine, Herbert

Mineral oils: processes and products

Oxidation of mineral oils

208 14, 208211, C10G 3400

Patent

active

041406184

ABSTRACT:
A transformer oil processing sequence is disclosed. The process comprises contacting a naphthenic based oil with an oxygen-containing gas in the presence of a free radical initiating catalyst under mild oxidation conditions of temperature and pressure, fractionally distilling the resultant product and then hydrogenating the oil.

REFERENCES:
patent: 1988731 (1935-01-01), Haslam
patent: 2370228 (1945-02-01), Bruun et al.
patent: 3124622 (1964-03-01), Cywinski
patent: 3223615 (1965-12-01), Magee
patent: 3725253 (1973-04-01), Yamada

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