| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of neutralizing alkaline wastewater capable of efficiently subjecting alkaline wastewater containing wood waste and the like generated in a paper-making/pulp factory to neutralization treatment, and excelling in economic efficiency. <P>SOLUTION: Alkaline wastewater containing wood waste and the like generated in a paper-making/pulp factory is subjected to neutralization treatment in a state containing the wood waste and the like by a gas-liquid contact treatment with exhaust gas generated in a boiler installed in the factory in a water storage tank 20. The gas-liquid contact treatment between the alkaline wastewater and the boiler exhaust gas in the treatment tank 20 is performed by a combination of a self-suction type exhaust gas diffusion device 30 and a wastewater agitation device 40 arranged in the vicinity of the diffusion device. <P>COPYRIGHT: (C)2012,JPO&INPIT |
