H - Electricity – 01 – F
Patent
H - Electricity
01
F
31/102
H01F 27/12 (2006.01) H01B 3/22 (2006.01)
Patent
CA 1263228
ABSTRACT OF THE DISCLOSURE An improved electrical insulating oil and oil-filled electrical appliances impregnated therewith. The electrical insulating oil can be produced inexpensively but has excellent electrical characteristics and it comprises a fraction having boiling points in the range of 350 to 450°C that is prepared by disproportionating diarylalkane or a hydrocarbon mixture mainly containing the same at tempera- tures in the range of 20 to 500°C in the presence of a disproportionation catalyst, said diarylalkane having boiling points in the range of 260 to 320°C.
487879
Endo Keiji
Kawakami Shigenobu
Matsuzaka Eiichi
Narui Satoshi
Sato Atsushi
Gowling Lafleur Henderson Llp
Nippon Petrochemicals Co. Ltd.
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