| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a system for efficiently treating a basic substance in basic material-containing gas which is capable of stably reducing the diffusion of the basic gas to environment. <P>SOLUTION: A washing apparatus in which the basic substance in the basic material-containing gas is brought into contact with water, acid or oxide and is treated is combined with a backup apparatus having a mechanism which receives the gas subjected to adsorption treatment discharged from the washing apparatus, permits the adsorption treatment and desorption treatment of the basic gas leaking in the treated gas and permits the conveyance of the treated gas to the washing apparatus. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
