| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a biological deodorizing method at a low cost with a simple maintenance capable of being stably operated at a high efficiency for a long period of time. <P>SOLUTION: In the biological deodorizing method, odor is removed from a malodor gas in the existence of a microorganism. The malodor gas is gas/ liquid-contacted with treating water containing the microorganism in a counterflow. As the treating water, a mixed liquid produced on the midway of a drain treating system and containing the microorganism is used. <P>COPYRIGHT: (C)2003,JPO</p> |
