Delphi Technologies, Inc.

Craig L Di Maggio

William J LaBarge

Joachim Kupe

Galen Bruce Fisher

In one embodiment, a method of treating a gas stream comprises: controlling an amount of the NHentering a catalytic unit and converting NOand the NHto Nin the catalytic unit, wherein greater than or equal to about 60 wt % of NOx initially in the gas stream is converted to N. In one embodiment, a gas treatment system comprises: a plasma reactor disposed downstream of an engine; a cracking catalyst disposed downstream of the engine; and a catalytic unit capable of converting NO and HC to NH, and capable of converting NHand NOto N.

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Troy, MI, United States of America

Craig L Di Maggio