Title:
EGR-EQUIPPED DIESEL ENGINE AND LUBRICATING OIL COMPOSITION
Document Type and Number:
Japanese Patent JP2012041536
Kind Code:
A
Abstract:
To provide a lubricating oil composition which gives improved ability to a diesel engine.
Soot induced kinematic viscosity increase of lubricating oil compositions for diesel engines, particularly heavy duty diesel engines, equipped with EGR (exhaust gas recirculation) systems, particularly EGR systems operating in a condensing mode, can be ameliorated by addition of an alkylated phenothiazine compound.
Inventors:
HARTLEY JOSEPH PETER
Application Number:
JP2011179420A
Publication Date:
March 01, 2012
Filing Date:
August 19, 2011
Export Citation:
Assignee:
INFINEUM INT LTD
International Classes:
C10M169/04; C10M129/10; C10M133/12; C10M135/36; C10N20/00; C10N30/04; C10N40/25
Domestic Patent References:
| JP2009293550A | 2009-12-17 | |||
| JP2010065601A | 2010-03-25 | |||
| JP2009523961A | 2009-06-25 |
Foreign References:
| US2781318A | 1957-02-12 |
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Koji Watanabe
Sadao Kumakura
Atsushi Hakoda
Kenji Asai
Kazuo Yamazaki
Satsuki Ichikawa
Koji Watanabe