Internal-combustion engines – Water and hydrocarbon
Reexamination Certificate
2006-12-12
2006-12-12
Kamen, Noah P. (Department: 3747)
Internal-combustion engines
Water and hydrocarbon
C123S02500R
Reexamination Certificate
active
07146938
ABSTRACT:
A water spraying system, especially for the humidification of the intake air of a piston engine to reduce nitrogen oxide emissions, said system comprising at least one nozzle (9, 10, 11, 12, 13) for spraying an aqueous liquid mist into the air intake duct (2) and means for conveying the liquid to be sprayed to the nozzle. The system comprises means for accomplishing the injection of a spray of aqueous liquid mist to at least one point in the air intake duct (2) depending on the load and/or speed of rotation and/or temperature of the engine.
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patent: 4960080 (1990-10-01), O'Neill et al.
patent: 5148776 (1992-09-01), Connor
patent: 3405899 (1985-09-01), None
Kamen Noah P.
Ladas and Parry LLP
Marioff Corporation Oy
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