发明名称 Sludge remover for waterworks plant
摘要 <p>Sludge remover has a reciprocating scraper bridge over the sewage basin. A reversing device brings the equipment automatically from the working position to the return position in the event of a change in the direction of travel.</p>
申请公布号 FR2094832(A5) 申请公布日期 1972.02.04
申请号 FR19700044568 申请日期 1970.12.10
申请人 STENGELIN J.CONRAD 发明人
分类号 B01D21/04;(IPC1-7):01D21/00 主分类号 B01D21/04
代理机构 代理人
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