Advanced science.  Applied technology.

Search

Active Porous Medium Aftertreatment Control System

Abstract: 

An improved auxiliary heat source for use in an engine cold start emission reduction system includes a flame containment chamber having at least one wall formed of a porous foam material that confines the flame within a predetermined chamber while permitting heat therefrom to emerge and flow to an exhaust system catalyst or, in the case of diesel engines, a particulate trap.

Patent Number: 
5,771,683
Date Of Issue: 
06/30/1998
Inventors: 

Cynthia Chaffin Webb