Exhaust emission aftertreatment

Details Exhaust emission aftertreatment Exhaust emission aftertreatment

Filed on

2005-02-22

Date issued

2005-02-22

Examiner

Denion, Thomas (Department: 3748)

Patent Class

Power plants

SubClass

Internal combustion engine with treatment or handling of...

SubSubClass

By means producing a chemical reaction of a component of the...

Other Related Categories

C060S274000, C060S295000, C060S301000, C123S19800E, C123S481000

Type

Reexamination Certificate

Status

active

Patent number

06857264

Description

ABSTRACT:
An engine control system in a vehicle including a variable displacement internal combustion engine, a controller for controlling the displacement of the variable displacement internal combustion engine, and where the controller operates the variable displacement internal combustion engine in a partially displaced operating mode upon startup to increase exhaust gas temperature.

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