| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an exhaust gas treating method and a treatment apparatus recovering lime of high quality from used lime, and a lime recovering method and recovering apparatus in the exhaust gas treatment. <P>SOLUTION: The exhaust gas treatment apparatus is equipped with a cyclone 21 removing fly ash in exhaust gas, a lime charging apparatus 24 charging lime into exhaust gas, a bag filter 25 collecting used lime from exhaust gas charged with lime, an extraction tank 27 and a relay tank 26 forming lime slurry by mixing the used lime collected in the bag filter with water, and a filter press 29b dewatering the lime slurry to recover lime. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
