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U.S. Department of Energy
Office of Scientific and Technical Information

Device for purification of exhaust gas

Patent ·
OSTI ID:5606709

A device for the purification of exhaust gas is disclosed. This purification device comprises a ceramic porous body having a three-dimensional network cellular structure with a plurality of interconnected voids and a bulk specific gravity of 0.25-0.6, an activated alumina layer covering the surfaces of cell strands of the ceramic porous body, and a noble metal catalyst layer supported on the activated alumina layer, or comprises a reactive member composed of the purification device as described above, and an agitating member composed of a ceramic porous body or a gas adsorbing member composed of a ceramic porous body and a gas adsorbent applied to the ceramic porous body.

Assignee:
Bridgestone Tire Co Ltd (Japan)
Patent Number(s):
US 4308233
OSTI ID:
5606709
Country of Publication:
United States
Language:
English