Internal combustion engine

Details Internal combustion engine Internal combustion engine

2005-05-03

2005-05-03

Kamen, Noah P. (Department: 3747)

Internal-combustion engines

Combustion chamber

Having catalytic cambustion aid

C123S188700, C123S669000

Reexamination Certificate

active

06886548

ABSTRACT:
An internal combustion engine having a cylinder and a piston movable in the cylinder, the cylinder and piston defining a combustion chamber enclosed by the cylinder and the piston, a surface of at least one of at least one component of the combustion chamber and an adjoining space that comes into contact with at least one of a fuel-air mixture to be combusted and with motor oil has, at least in certain areas, a catalytic coating for oxidizing carbonization residues, the coating consists of a ternary vanadium oxide compound and at least one other compound of at least one metal oxide, the metal oxide is at least one of the group consisting of a cerium oxide, an oxide of another rare-earth metal, an oxide of lanthanum (La), and an oxide of a transition metal.

REFERENCES:
patent: 2782592 (1957-02-01), Kolfenbach
patent: 4529626 (1985-07-01), Baker et al.
patent: 4530340 (1985-07-01), Totman
patent: 5891584 (1999-04-01), Coffinberry
patent: 43 17 254 (1995-02-01), None
patent: 603120 (1948-06-01), None

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