EXHAUST EMISSION CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

PROBLEM TO BE SOLVED: To avoid deterioration of exhaust emission properties by accurately predicting NOxdesorption in an NOxtrap catalyst during a rich spike control, and by appropriately controlling the supply quantity of a reducing agent used at desorption of NOx. SOLUTION: During a period of time...

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Bibliographische Detailangaben
1. Verfasser: HOSAKA YUICHI
Format: Patent
Sprache:eng
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