Method for cleaning internal parts of gasoline engines

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United States of America Patent

PATENT NO 8926763
SERIAL NO

12122564

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Interior parts of gasoline engines are readily cleaned by a method comprising the steps of connecting an a cleaning liquid supply pipe having a gas supply port thereon airtightly to a port of an intake pipe of the engine below a throttle valve-attached position of the engine; operating the engine to draw cleaning liquid in the form of liquid drop and simultaneously drawing continuously a gas having an oxygen concentration of less than 20 vol. % into the intake pipe; and exhausting the cleaning liquid having been brought into contact with the internal parts of the engine with an exhaust gas.

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Patent Owner(s)

Patent OwnerAddress
CHEVRON JAPAN LTD6001 BOLLINGER CANYON ROAD P O BOX 6006 SAN RAMON CA 94583-0806

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anami, Toshio Omaezaki, JP 2 22
Katoh, Yuuki Omaezaki, JP 3 22
Ogasawara, Yasuhiro Omaezaki, JP 67 525

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