发明名称 Installing plastics pipe sections in old sewer pipe
摘要 In a process for incorporating sections of pipe made from synthetic material with lateral outlet orifices in waste- water pipes to be readapted with lateral outlets, firstly the situation of the outlet in the waste-water pipe to be readapted is located from its inside with respect to the situation of the section of pipe made from synthetic material, already incorporated, in the direction of the longitudinal axis. After that, the lateral outlet orifice of the section of pipe made from synthetic material to be incorporated is positioned above the soil surface and outside the waste-water pipe to be readapted. Next, this section of pipe made from synthetic material, already previously prepared, is joined to the section made from synthetic material already laid out, in an oriented position inside the waste-water pipe, by means of a conveying device which can be moved inside the waste- water pipe.
申请公布号 ES8701884(A1) 申请公布日期 1987.03.01
申请号 ES19350005433 申请日期 1985.05.21
申请人 WIIK & HOGLUND GMBH 发明人
分类号 E03F3/06;(IPC1-7):E03F3/06 主分类号 E03F3/06
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