Title:
複数のフィルタユニットを設けた生物学的フィルタ装置
Document Type and Number:
Japanese Patent JP2006505401
Kind Code:
A
Abstract:
Air laden with biodegradable volatile organic compounds is passed sequentially through a first filter bed containing a biologically inert filter media, a second filter bed containing a biologically active filter media, and a third filter bed containing a biologically inert filter media. Water is present in the biologically active filter media and the biologically inert filter media. Water that drains from the second filter bed is collected and supplied to the first filter bed. Water that drains from the third filter bed is collected and recirculated to the third filter bed.
Inventors:
Cook James A
Application Number:
JP2004551438A
Publication Date:
February 16, 2006
Filing Date:
August 19, 2003
Export Citation:
Assignee:
BIO-REACTION INDUSTRIES,LLC
International Classes:
B01D53/44; B01D53/34; B01D53/72; B01D53/77; B01D53/84; B01D53/85
Domestic Patent References:
| JPH10118440A | 1998-05-12 | |||
| JPH04219119A | 1992-08-10 | |||
| JP2002191932A | 2002-07-10 | |||
| JP2000093738A | 2000-04-04 |
Attorney, Agent or Firm:
Kunio Yamaguchi
Eiji Sasaki
Eiji Sasaki
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