Oil composition for electrical discharge machining

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United States of America Patent

PATENT NO 9993889
SERIAL NO

15129490

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Abstract

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An electrical discharge machining oil composition of the invention includes an organic acid metal salt and a base oil, in which the organic acid metal salt is an organic acid salt of a metal having an electronegativity on Pauling scale of 2 or less, and the present composition has a volume resistivity at 80 degrees C. of 2×10−5 TΩ·m or more and a kinematic viscosity at 40 degrees C. in a range from 0.5 mm2/s to 10 mm2/s.

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Patent Owner(s)

Patent OwnerAddress
IDEMITSU KOSAN CO LTD2-1 OTEMACHI 1-CHOME CHIYODA-KU TOKYO 1008321 ?1008321
NAGAOKA UNIVERSITY OF TECHNOLOGY1603-1 KAMI-TOMIOKA-CHO NAGAOKA-SHI NIIGATA 940-2188

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukuzawa, Yasushi Nagaoka, JP 3 3
Hanaoka, Daiki Nagaoka, JP 1 0
Kitamura, Tomohiko Ichihara, JP 44 212
Yamashita, Ken Nagaoka, JP 54 726

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