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Title: Plasma-assisted catalytic reduction system

Abstract

Non-thermal plasma gas treatment is combined with selective catalytic reduction to enhance NO.sub.x reduction in oxygen-rich vehicle engine exhausts.

Inventors:
 [1];  [2];  [2];  [3];  [4]
  1. Fremont, CA
  2. Livermore, CA
  3. Berkeley, CA
  4. San Ramon, CA
Issue Date:
Research Org.:
Lawrence Livermore National Lab. (LLNL), Livermore, CA (United States)
OSTI Identifier:
871341
Patent Number(s):
5711147
Assignee:
Regents of University of California (Oakland, CA)
Patent Classifications (CPCs):
F - MECHANICAL ENGINEERING F01 - MACHINES OR ENGINES IN GENERAL F01N - GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL
Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02T - CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
DOE Contract Number:  
W-7405-ENG-48
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
plasma-assisted; catalytic; reduction; non-thermal; plasma; gas; treatment; combined; selective; enhance; oxygen-rich; vehicle; engine; exhausts; gas treatment; plasma gas; non-thermal plasma; catalytic reduction; engine exhaust; vehicle engine; selective catalytic; oxygen-rich vehicle; engine exhausts; plasma-assisted catalytic; /60/422/423/

Citation Formats

Vogtlin, George E, Merritt, Bernard T, Hsiao, Mark C, Wallman, P Henrik, and Penetrante, Bernardino M. Plasma-assisted catalytic reduction system. United States: N. p., 1998. Web.
Vogtlin, George E, Merritt, Bernard T, Hsiao, Mark C, Wallman, P Henrik, & Penetrante, Bernardino M. Plasma-assisted catalytic reduction system. United States.
Vogtlin, George E, Merritt, Bernard T, Hsiao, Mark C, Wallman, P Henrik, and Penetrante, Bernardino M. Tue . "Plasma-assisted catalytic reduction system". United States. https://www.osti.gov/servlets/purl/871341.
@article{osti_871341,
title = {Plasma-assisted catalytic reduction system},
author = {Vogtlin, George E and Merritt, Bernard T and Hsiao, Mark C and Wallman, P Henrik and Penetrante, Bernardino M},
abstractNote = {Non-thermal plasma gas treatment is combined with selective catalytic reduction to enhance NO.sub.x reduction in oxygen-rich vehicle engine exhausts.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1998},
month = {1}
}

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Works referenced in this record:

Comparison of electrical discharge techniques for nonthermal plasma processing of NO in N/sub 2/
journal, January 1995


Selective reduction of nitrogen oxides with hydrocarbons over solid acid catalysts in oxygen-rich atmospheres
journal, January 1990


Transition metal-promoted silica and alumina catalysts for the selective reduction of nitrogen monoxide with propane
journal, August 1991


Selective reduction of nitrogen monoxide with propane over alumina and HZSM-5 zeolite
journal, January 1991


Reduction of Nitric Oxide in Flue Gases by Point to Plane Corona Discharge with Catalytical Coatings on the Plane Electrode
journal, July 1990


On the role of nitrogen dioxide in the mechanism of the selective reduction of NOx over Cu-ZSM-5 zeolite
journal, June 1993