Multi-functional substantially fibrous mullite filtration substrates and devices
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United States of America Patent
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Sep 1, 2009
Grant Date -
Jun 8, 2006
app pub date -
Dec 30, 2005
filing date -
Oct 28, 2002
priority date (Note) -
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Abstract
A diesel particulate filter assembly, and methods for use of such filter assembly, including a housing having an inlet end and an outlet end, a particulate filter portion consisting essentially of mullite fibers and positioned in the housing, an array of honeycomb channels in the filter, a porous wall between adjacent channels, and an exhaust path extending through the inlet end, through the particulate filter portion and though the outlet end.
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