Invention Grant
- Patent Title: Washcoated particulate filter substrate
- Patent Title (中): 洗涂颗粒过滤基材
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Application No.: US12442265Application Date: 2007-07-02
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Publication No.: US08398925B2Publication Date: 2013-03-19
- Inventor: Andrew Francis Chiffey , Paul Richard Phillips
- Applicant: Andrew Francis Chiffey , Paul Richard Phillips
- Applicant Address: GB London
- Assignee: Johnson Matthey Public Limited Company
- Current Assignee: Johnson Matthey Public Limited Company
- Current Assignee Address: GB London
- Agency: RatnerPrestia
- Agent Kevin M. Carroll
- Priority: GB0618482.4 20060920
- International Application: PCT/GB2007/050371 WO 20070702
- International Announcement: WO2008/035111 WO 20080327
- Main IPC: B01D50/00
- IPC: B01D50/00
Abstract:
An apparatus comprises a particulate filter substrate for an internal combustion engine, the filter substrate is coated at least in part with a washcoat, and the washcoat comprises a relatively high density material having a density of at least 3.50 gcm−3.
Public/Granted literature
- US20100170230A1 WASHCOATED PARTICULATE FILTER SUBSTRATE Public/Granted day:2010-07-08
Information query
