Exhaust gas purifying device

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United States of America Patent

PATENT NO 9932873
APP PUB NO 20170082005A1
SERIAL NO

15258218

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Abstract

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An exhaust gas purifying device includes a honeycomb catalyst body, a plugged honeycomb structure and a can member to receive therein the honeycomb catalyst body and the plugged honeycomb structure, and the plugged honeycomb structure disposed at a position on a downstream side of the honeycomb catalyst body is designed so that a pressure loss in an end face central region of at least one of a second inflow side end face and a second outflow side end face of a second honeycomb substrate is larger than a pressure loss of an end face circumferential region positioned around the end face central region.

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Patent Owner(s)

Patent OwnerAddress
NGK INSULATORS LTD2-56 SUDA-CHO MIZUHO-KU NAGOYA-SHI AICHI 4678530 ?4678530

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aoki, Takashi Nagoya, JP 477 5143

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