US Patent 7984608 Method and system of directing exhaust gas
Patent 7984608 was granted and assigned to Caterpillar Inc. on July, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A method of directing flow of exhaust gas includes directing a first portion of the flow through a first flow path and directing a second portion of the flow through a second flow path. A temperature of at least a portion of the flow in the first flow path is increased, and the flow in the first flow path is sent through a filter. The first and second portions of the flow downstream of the filter to are combined form a combined flow. The combined flow is maintained within a predetermined range of temperatures, and the combined flow is directed to a catalyst.
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Patent Inventor Names
Stephan Donald Roozenboom0
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US Patent 07984608 Method and system of directing exhaust gas US Patent 7984608 Method and system of directing exhaust gas
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Patent Number
07984608
Patent Number
7984608
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US Patent 07984608 Method and system of directing exhaust gas
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Is a
Current assignee
Patent jurisdiction
Patent number
07984608
Date of patent
July 26, 2011
Patent application number
11342630
Date Filed
January 31, 2006
Patent primary examiner
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