Power plants – Internal combustion engine with treatment or handling of... – By means producing a chemical reaction of a component of the...
Reexamination Certificate
2005-01-04
2005-01-04
Tran, Binh Q. (Department: 3748)
Power plants
Internal combustion engine with treatment or handling of...
By means producing a chemical reaction of a component of the...
C060S295000, C060S297000, C060S311000
Reexamination Certificate
active
06837042
ABSTRACT:
This system for aiding the regeneration of pollution-control means (1) that are integrated in an exhaust line (2) of an engine (3) of a motor vehicle, in which the engine is associated with means (6) for the common supply of the cylinders thereof, which means are in a form suitable for injecting fuel, during regeneration, into each cylinder in the form of at least one principal injection and at least one post-injection during the expansion phase of the cylinder, is characterized in that the supply means (6) are in a form suitable for cutting at least the principal injection of at least one of the cylinders in order to increase the oxygen content of the exhaust gases and to optimise the regeneration of the pollution-control means.
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Colignon Christophe
Le Tallec Patrice
Peugeot Citroen Automobiles SA
Tran Binh Q.
Westerman Hattori Daniels & Adrian LLP
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