Gas separation – Plural serial basically diverse separating media – Plural stages in unitary casing
Patent
1993-07-26
1995-07-18
Chiesa, Richard L.
Gas separation
Plural serial basically diverse separating media
Plural stages in unitary casing
553501, 55356, 55366, 55374, 55429, 55433, 96 55, 96 57, B01D 5000
Patent
active
054337631
ABSTRACT:
Portable vacuum and air filtration units including a plurality of separately transportable modules are disclosed. Some units include a mechanism for locking the modules together during use, an air inlet located in one of the modules, a debris screen and a mechanism for receiving debris stopped by the screen located in one of the modules, an electrostatic filter located in one of the modules, a bag filter assembly located in one of the modules, a HEPA filter assembly located in one of the modules, and a mechanism for drawing a substantial volume of air through the inlet, screen, electrostatic filter, bag filter assembly and HEPA filter assembly. Other units include a pliable, tubular mesh for filtering debris.
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Harber, Jr. Blair L.
Koudys Henry
Kruse Gary E.
Shagott David M.
Sutherland Daniel N.
Abatement Technologies
Chiesa Richard L.
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