Metal foil having different indentations and assembly,...

Details Metal foil having different indentations and assembly,... Metal foil having different indentations and assembly,...

2011-01-18

2011-01-18

Duong, Tom (Department: 1797)

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Waste gas purifier

Reexamination Certificate

active

07871576

ABSTRACT:
A metal foil has a material thickness in a range of from 0.15 mm to 0.02 mm and a structure with elevations and depressions which extend over a length of the metal foil and are disposed adjacent one another. At least some of the elevations or depressions have at least one first indentation and at least one second indentation adjacent the at least one first indentation. The at least one second indentation is at a different distance from the corresponding elevation or depression than the first indentation. An assembly having filter material, a honeycomb body and an exhaust gas treatment device for mobile internal combustion engines, are also provided.

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patent: 2005/0274012 (2005-12-01), Hodgson et al.
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patent: WO 91/01807 (1991-02-01), None
patent: WO 2004/072446 (2004-08-01), None
Rolf Bruck et al., “Metal Supported Flow-Through Particulate Trap; a Non-Blocking Solution”, Internantional Spring Fuels & Lubricants Meeting & Exhibition, Orlando, FL, May 7-9, 2001, SAE Technical Paper Series 2001-01-1950.

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