Patent · US Active

Resistive heater geometry and regeneration method for a diesel particulate filter

US8043658B2 · kind B2 · utility

3Cited by

9References

8Claims

0Family size

Assignee

GM GLOBAL TECHNOLOGY OPERATIONS LLC · US

Inventors

Amanda Phelps · Malibu, US
Kevin W. Kirby · Calabasas, US
Daniel J. Gregoire · Thousand Oaks, US

Key dates

Filing date	Oct 8, 2007
Grant date	Oct 25, 2011
Priority date	—
Expiry date	Nov 25, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S55/30
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

One embodiment of the invention includes a diesel particulate filter comprising a first face and a second face; a bottom electrode layer formed over the first face of the diesel particulate filter; a middle resistive layer formed over a portion of the bottom electrode layer; and a top electrode layer formed over a portion of the middle resistive layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.