发明名称 Systems and Apparatus for Protecting Subsurface Conduit and Methods of Making and Using the Same
摘要 Systems and apparatuses protect subsurface conduit. Specifically, the systems and apparatuses protect subsurface conduit by disposing one or more rigid caps over a length of the subsurface conduit under a roadway for decreasing and/or eliminating impacts and/or damage to the subsurface conduit caused by automobiles and other vehicles utilizing the roadway. Methods of making and using the same are further provided.
申请公布号 US2012020738(A1) 申请公布日期 2012.01.26
申请号 US201113106386 申请日期 2011.05.12
申请人 发明人 WEGENER ROBERT W.
分类号 F16L57/00 主分类号 F16L57/00
代理机构 代理人
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