Filtration apparatus

Details Filtration apparatus Filtration apparatus

2008-06-24

2008-06-24

Hopkins, Robert A (Department: 1797)

Gas separation

Multiple separators, each with discrete and longitudinally...

Filters

C055S385100, C055S410000, C055S417000, C055S418000, C055S484000, C096S421000

Reexamination Certificate

active

07390340

ABSTRACT:
A filtration apparatus for use in a system containing a gas or vapor to be cleaned. The apparatus has at least one housing for a filter that removes contaminants from a gas or vapor. The housing contains an inlet portion and an outlet portion in association with valves for closing or regulating the flow of gas or vapors to be cleaned by the filter. A differential pressure gauge is optionally provided to monitor the pressure in the housing and to indicate when the filter should be replaced. One or more housings can be used for the apparatus.

REFERENCES:
patent: 5085049 (1992-02-01), Rim et al.
patent: 6090187 (2000-07-01), Kumagai

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