Method and means for cleaning fuel injection engines
The patent describes the combination of an injection-type internal combustion engine having an engine block, a combustion chamber in the block, a fuel injection system including a fuel manifold and fuel injectors, a fuel tank, fuel supply return liens extending between the engine and the fuel tank, a fuel pump in the fuel supply line; and a device for cleaning the injection system of the engine, comprising: a closed container having a fluid inlet port; an air valve in the upper portion of the container for introducing air under pressure into the container; a fluid exit port in the lower part of the container for removing fluid from the container; and fluid in the lower part of the container comprising a mixture of engine fuel and engine cleaning solvent.
- Assignee:
- NOV; EDB-87-124012; NOV-87-066436
- Patent Number(s):
- US 4671230
- OSTI ID:
- 6420980
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
330100* -- Internal Combustion Engines
AIR
AUTOMOTIVE FUELS
CHEMICAL REACTIONS
CLEANING
COMBUSTION
COMBUSTION CHAMBERS
COMPRESSED AIR
COMPRESSED GASES
CONTAINERS
DISPERSIONS
ENGINES
FLUIDS
FUEL INJECTION SYSTEMS
FUEL SYSTEMS
FUELS
GASES
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
MIXTURES
OXIDATION
PUMPS
SOLVENTS
TANKS
THERMOCHEMICAL PROCESSES
VEHICLES