发明名称 Method and device for burying a conduit in the bottom of a waterbed
摘要 For burying conduits in the bottom of a waterbed the invention proposes to provide protruding parts such as fins on or in the proximity of the conduit, which cause disturbances in the flow of water near the conduit to erode the bottom of the waterbed in such a way that the conduit will be buried.
申请公布号 US4648745(A) 申请公布日期 1987.03.10
申请号 US19840597532 申请日期 1984.04.06
申请人 STICHTING "STICHTING WATERBOUWKUNDIG LABORATORIUM" 发明人 HULSBERGEN, CORNELIS H.
分类号 E02D15/08;E02F5/10;E02F5/12;F16L1/12;(IPC1-7):F16L1/04 主分类号 E02D15/08
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