Title:
ADDITIVE FOR ENGINE OIL, ENGINE OIL AND METHOD OF EXHAUST GAS PURIFICATION
Document Type and Number:
WIPO Patent Application WO/2007/125587
Kind Code:
A1
Abstract:
An additive for engine oil that when fed into a combustion chamber of internal combustion engine and, after fuel combustion, introduced together with an exhaust gas in an exhaust gas purification filter, exists as an exhaust gas purification catalyst in the exhaust gas purification filter and is capable of promoting the combustion of PM, particulate matter, with the utilization of catalytic activity thereof. There is provided an additive for engine oil consisting of a compound containing a metal element, characterized in that the metal oxide resulting from oxidation of the metal element exhibits the catalytic activity of promoting the combustion of particulate matter contained in the exhaust gas discharged from an internal combustion engine.
Inventors:
OHNO KAZUSHIGE (JP)
OYA TOMOKAZU (JP)
SASAKI HIROSHI (JP)
OYA TOMOKAZU (JP)
SASAKI HIROSHI (JP)
Application Number:
PCT/JP2006/308901
Publication Date:
November 08, 2007
Filing Date:
April 27, 2006
Export Citation:
Assignee:
IBIDEN CO LTD (JP)
OHNO KAZUSHIGE (JP)
OYA TOMOKAZU (JP)
SASAKI HIROSHI (JP)
OHNO KAZUSHIGE (JP)
OYA TOMOKAZU (JP)
SASAKI HIROSHI (JP)
International Classes:
C10M171/00; C10M129/06; C10M129/14; C10M129/24; C10M129/52; C10M129/70; C10M139/06; C10M159/18; F01N3/02; F01N3/28; B01D39/14; B01D46/00; B01D53/94; B01J23/10; B01J23/14; B01J23/16; B01J23/70; C10N10/00; C10N30/00; C10N40/25
Domestic Patent References:
| WO2004090319A2 | 2004-10-21 |
Foreign References:
| JPS62449A | 1987-01-06 | |||
| JP2002146379A | 2002-05-22 | |||
| JPH04202495A | 1992-07-23 | |||
| JPH0232196A | 1990-02-01 | |||
| JPS461381A | ||||
| JPS4868577A | 1973-09-18 | |||
| JPS51122B1 | 1976-01-06 | |||
| JPH01210498A | 1989-08-24 | |||
| JP2004167482A | 2004-06-17 |
Attorney, Agent or Firm:
YASUTOMI, Yasuo et al. (4-20 Nishinakajima 5-chome,Yodogawa-ku, Osaka-shi, Osaka 11, JP)
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