Method for removing engine deposits in a gasoline internal combustion engine

Disclosed are methods for removing engine deposits in a gasoline internal combustion engine by introducing a cleaning composition into an air-intake manifold of a warmed-up and idling gasoline internal combustion engine and running the engine while the cleaning composition is being introduced. One s...

Full description

Saved in:
Bibliographic Details
Main Authors AHMADI, MAJID R, VAUDRIN, DAMON C
Format Patent
LanguageEnglish
French
German
Published 20.10.2004
Edition7
Subjects
ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE ORUNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL
BLASTING
CHEMISTRY
COMBUSTION ENGINES
COMBUSTION ENGINES IN GENERAL
FIRELIGHTERS
FUELS
FUELS NOT OTHERWISE PROVIDED FOR
HEATING
HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
INTERNAL-COMBUSTION PISTON ENGINES
LIGHTING
LIQUEFIED PETROLEUM GAS
LUBRICANTS
MECHANICAL ENGINEERING
METALLURGY
NATURAL GAS
PEAT
PETROLEUM, GAS OR COKE INDUSTRIES
SUPPLYING COMBUSTION ENGINES IN GENERAL, WITH COMBUSTIBLEMIXTURES OR CONSTITUENTS THEREOF
SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BYSUBCLASSES C10G, C10K
TECHNICAL GASES CONTAINING CARBON MONOXIDE
WEAPONS
Online AccessGet full text

Cover

More Information
Summary:Disclosed are methods for removing engine deposits in a gasoline internal combustion engine by introducing a cleaning composition into an air-intake manifold of a warmed-up and idling gasoline internal combustion engine and running the engine while the cleaning composition is being introduced. One such cleaning composition suitable for these methods comprises (a) a phenoxy mono- or poly(oxyalkylene) alcohol; (b) at least one solvent selected from (1) an alkoxy mono- or poly(oxyalkylene) alcohol and (2) an aliphatic or aromatic organic solvent; and (c) at least one nitrogen-containing detergent additive.
Bibliography:Application Number: EP20030250405