Lubricating oil composition

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United States of America Patent

PATENT NO 9458402
APP PUB NO 20150051124A1
SERIAL NO

14389614

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Abstract

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Provided by the present invention is a lubricating oil composition having a low friction coefficient (traction coefficient) and a superior fluidity at low temperature, suitable as a transmission oil including an automatic transmission oil, by using a base oil which contains a mineral oil satisfying the conditions that (1) kinetic viscosity at 100° C. is in the range of 5 mm2/s or more to 8 mm2/s or less, (2) viscosity index is 130 or more, and (3) % CP by a ring analysis (n-d-M method) is 80 or more.

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Patent Owner(s)

Patent OwnerAddress
IDEMITSU KOSAN CO LTDTOKYO 100-8321

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takekawa, Daisuke Ichihara, JP 4 2

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