Accelerating catalytic conversion

Power plants – Internal combustion engine with treatment or handling of... – By means producing a chemical reaction of a component of the...

Reexamination Certificate

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Details

C060S274000, C060S287000, C060S288000, C060S297000, C422S170000, C422S171000, C422S176000, C422S180000

Reexamination Certificate

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10807751

ABSTRACT:
A method of reducing exhaust emission from a catalytic converter apparatus of a vehicle, the apparatus including at least one catalytic converter, each of the at least one catalytic converter having a catalyst brick positioned within a predefined length of the vehicle. The method includes directing exhaust to pass more than once through the predefined length through at least one of the at least one catalyst brick. The converter apparatus can accelerate catalyst conversion reactions and thus accelerate converter system light-off.

REFERENCES:
patent: 4047895 (1977-09-01), Urban
patent: 5125231 (1992-06-01), Patil et al.
patent: 5130099 (1992-07-01), Schatz
patent: 5768888 (1998-06-01), Matros et al.
patent: 6148613 (2000-11-01), Klopp et al.
patent: 6312650 (2001-11-01), Frederiksen et al.

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