发明名称 HYDROPHILIC END SEAL
摘要 A kit, apparatus, and method for sealing a junction between a manhole and a pipe within a sewer system are provided. In a first embodiment, the end of a pipe adjacent a manhole is sealed by the use of a pipe liner and a tubular sleeve made of a hydrophilic material. In a second embodiment, a majority of the area surrounding a junction of a pipe and a manhole is sealed by the use of a tubular sleeve made of a hydrophilic material including a flange portion, a pipe liner, and a manhole liner.
申请公布号 US2012204989(A1) 申请公布日期 2012.08.16
申请号 US201213455240 申请日期 2012.04.25
申请人 KIEST, JR. LARRY W.;LMK ENTERPRISES, INC. 发明人 KIEST, JR. LARRY W.
分类号 F16L55/18 主分类号 F16L55/18
代理机构 代理人
主权项
地址