| 摘要 |
<p>PROBLEM TO BE SOLVED: To stably introduce gas from which harm is to be removed into a harm removing device and to safely perform harm removing treatment. SOLUTION: A dry type harm removing device for gas packed with a solid chemical 6 for removing harm from gas has two gas introducing ports 9, 10 installed. One of them is installed in the upstream part in the device which part is apart from the solid harm removing chemical 6 and the other is installed in the solid harm removing chemical 6 in the downstream part in the device in which part the solid harm removing chemical 6 is embedded. From the upstream gas introducing port 9, gas is introduced, and when this harm removing route is severed, the other gas introducing port 10 installed within the solid harm removing chemical 6, gas is introduced.</p> |
