The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 20, 2011
Filed:
Jan. 22, 2009
Chang Dae Kim, Yongin, KR;
Chang Dae Kim, Yongin, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
An exhaust gas purification device that includes a catalytic particulate filter having at least an exhaust gas channel, the exhaust gas channel may include a first channel and a second channel being laterally coupled each other and fluidly communicating therebetween, wherein the exhaust gas is inlet through inlet opening of the first channel and outlet through lower portion of the first channel and/or outlet opening of the second channel, and wherein a first coating layer is formed on an interior surface of the first channel in a longitudinal direction thereof substantially from the inlet opening in a first predetermined length, the first coating layer being coated with a catalyst, and a second coating layer is formed on an interior surface of the second channel in a longitudinal direction thereof substantially from the outlet opening in a second predetermined length, the second coating layer being coated with the catalyst and a third coating is formed on an outside surface of a plug closing the outlet end of the first channel such that the second and third coating layers are connected.