| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a deinking apparatus and a waste paper regeneration apparatus to effectively utilize discharge liquid generated in a deinking process and reduce regeneration treatment cost of waste paper. <P>SOLUTION: The deinking apparatus is configured to include a deinking tank 221, a bubble supply section 226, an overflow tank 223, a liquid supply pipe 36 having a liquid supply opening 35 placed in the overflow tank 223 and supplying at least either one of an antifoaming liquid and a cleaning liquid to wash a wall face of the overflow tank 223, an extraction section 75 to discharge, from the overflow tank 223, a discharge liquid at least containing a liquid supplied from the liquid supply opening 35, and a discharge liquid circulation channel 224 having a circulating pump 59 to transfer the discharge liquid discharged from the extraction section 75 to the liquid supply pipe 36. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
