Gas separation – With nonliquid cleaning means for separating media – Solid agent cleaning member movingly contacts apparatus
Patent
1990-09-24
1992-02-18
Spitzer, Robert
Gas separation
With nonliquid cleaning means for separating media
Solid agent cleaning member movingly contacts apparatus
55234, 55387, B01D 4714
Patent
active
050890360
ABSTRACT:
An air scrubber is described, comprising a closed cabinet; a layer of permeable growth medium for the growth of microorganisms near the bottom of the cabinet wherein a portion of the growth medium is submerged in water, and an air space above the growth medium for accommodating growing plants wherein air is passed upwardly through at least a portion of the submerged growth medium. In normal operation, the air scrubber operates in a closed loop with a glove box. Air is circulated between the air scrubber and the glove box.
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patent: 2793096 (1957-05-01), Pomeroy
patent: 3828525 (1974-08-01), Copa et al.
patent: 4161426 (1979-07-01), Kneer
patent: 4460552 (1984-07-01), Zakrzewski
patent: 4877534 (1989-10-01), Nishida et al.
patent: 4959084 (1990-09-01), Wolverton et al.
patent: 4961763 (1990-10-01), Thompson et al.
Space Biospheres Venture
Spitzer Robert
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