Emission system part and method of manufacturing the part

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Waste gas purifier

Reexamination Certificate

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Details

C422S177000

Reexamination Certificate

active

06942838

ABSTRACT:
An emission system part, comprising an inner pipe in which a space is formed contiuously up to the tapered reduced diameter parts of inner and outer pipes and which incorporates a catalyst carrier at its center part and forms a generally tapered reduced diameter part of its center part. Spin working forms the part.

REFERENCES:
patent: 3991254 (1976-11-01), Takeuchi
patent: 5849250 (1998-12-01), Timko
patent: 5849251 (1998-12-01), Timko
patent: 2002/0096225 (2002-07-01), Ishizu et al.
patent: 2004/0050618 (2004-03-01), Marocco
patent: 57-038557 (1982-08-01), None
patent: 63-045533 (1988-11-01), None
patent: 1-011937 (1989-04-01), None
patent: 6-101465 (1994-04-01), None
patent: 08200050 (1996-08-01), None
patent: 9-108576 (1997-04-01), None
patent: 09 112259 (1997-04-01), None
patent: 09 155202 (1997-06-01), None

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