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Patent Searching and Data


Title:
GEAR OIL COMPOSITION FOR AUTOMOBILE, AND LUBRICATION METHOD
Document Type and Number:
WIPO Patent Application WO/2019/069878
Kind Code:
A1
Abstract:
Provided is a gear oil composition for automobiles which imparts superior seizing resistance, wear resistance, and fuel saving properties, includes at least (A) a base oil, (B) a sulfur-based extreme pressure agent, and (C) a phosphorus-based extreme pressure agent, and satisfies specific conditions (i) and (ii). Also provided is a lubrication method using said gear oil composition for automobiles.

Inventors:
IWASAKI, Takeshi (24-4, Anesakikaigan Ichihara-sh, Chiba 07, 〒2990107, JP)
Application Number:
JP2018/036765
Publication Date:
April 11, 2019
Filing Date:
October 02, 2018
Export Citation:
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Assignee:
IDEMITSU KOSAN CO.,LTD. (1-1 Marunouchi 3-chome, Chiyoda-ku Tokyo, 21, 〒1008321, JP)
International Classes:
C10M141/10; C10M135/04; C10M137/02; C10M137/04; C10M137/08; C10N20/02; C10N30/00; C10N30/06; C10N40/04
Foreign References:
JP2007039480A2007-02-15
JPH11323371A1999-11-26
JPH10316987A1998-12-02
JPH06200274A1994-07-19
JPH0232195A1990-02-01
Attorney, Agent or Firm:
HIRASAWA, Kenichi et al. (OHTANI PATENT OFFICE, Toranomon ES Bldg. 7F. 25-2, Toranomon 3-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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