1975-02-24
1976-12-28
O'Dea, William F.
98114, 98115R, 29190, F24F 700, F24F 1306
Patent
active
039994716
ABSTRACT:
A filter hood device containing a gas treating filter and having a clean gas outlet aperture which is closed by a blank diffuser mounting panel. The blank diffuser mounting panel is adapted to be modified at a jobsite to receive a diffuser which is suitable for the requirements of that jobsite.
REFERENCES:
patent: 2229388 (1941-01-01), Postewait
patent: 3082680 (1963-03-01), Nevin et al.
patent: 3232205 (1966-02-01), Bumstead
patent: 3350862 (1967-11-01), Nutting
American Air Filter Company, Inc.
Capossela Ronald C.
O'Dea William F.
Winger Jon C.
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