发明名称 WASTE WATER TREATMENT APPARATUS IN READY MIXED CONCRETE PLANT
摘要 <p><P>PROBLEM TO BE SOLVED: To reduce powder for transporting waste water to the upper part on separation of an aggregate from the waste water in a waste water treatment apparatus comprising waste concrete in a ready mixed concrete plant, also to reduce the installation space of the apparatus and to reduce the occupancy ratio of land. <P>SOLUTION: This apparatus is provided with an aggregate separation means separating waste water into the aggregate and sludge water and a sludge water storage means provided on the lower layer floor of the aggregate separation means and storing the sludge water falling and discharged from the aggregate separation means, and is provided with a sludge separation means having a pump pumping up the sludge water stored in the sludge water storage means and separating the pumped-up sludge water into treated water and a sludge-containing material on the upper layer floor of the aggregate separation means. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p>
申请公布号 JP2005074242(A) 申请公布日期 2005.03.24
申请号 JP20030209690 申请日期 2003.08.29
申请人 KITAGAWA IRON WORKS CO LTD 发明人 HIROTA TAMAKI;FUJIKAWA TOSHIKAZU;ANDO TOMOAKI
分类号 C02F11/12;B03B5/00;B03B7/00;B03B9/06;B28C7/00;(IPC1-7):B03B7/00 主分类号 C02F11/12
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