Air scrubber for organic solvent removal

Patent · Tue Feb 18 00:00:00 EST 1992

OSTI ID:5269228

Hawes, P B

This patent describes an air scrubber. It comprises: a closed air loop; a cabinet within the air loop; a layer of permeable growth medium near the bottom of the cabinet containing aerobic microorganisms and plants; means for maintaining a portion of the growth medium submerged in water; an air space above the growth medium to accommodate the plants; and means for passing air upwardly through at least a portion of the submerged growth medium. An air scrubber as recited in claim 1 comprising a plurality of water outlets at differing elevations for adjusting the depth of water in the cabinet.

• Assignee: Space Biospheres Venture, Oracle, AZ (United States)
• Patent Number(s): US 5089036; A
• Application Number: PPN: US 7-587228
• OSTI ID: 5269228
• Resource Relation: Patent File Date: 24 Sep 1990
• Country of Publication: United States
• Language: English

Related Subjects

54 ENVIRONMENTAL SCIENCES
AIR POLLUTION CONTROL
SCRUBBERS
ORGANIC COMPOUNDS
DESIGN
CONTROL
EQUIPMENT
POLLUTION CONTROL
POLLUTION CONTROL EQUIPMENT
540120* - Environment
Atmospheric- Chemicals Monitoring & Transport- (1990-)