发明名称 IMPROVED SEWER PIPE SECTION
摘要 A pipe section (10) for lining sewer pipelines along with a system of such pipe sections and method of lining a sewer pipeline are provided. The pipe section (10) has a first end portion (14) having a spigot (20). A protective ring (26) is mounted around the spigot (20) for transferring a load to the pipe section (10) for axially moving the pipe section within a sewer pipeline. A second end portion (16) of the pipe section is designed for surrounding the spigot of an adjacent pipe (18). A seal (22) is formed is formed around the spigot for sealing with the second end portion (16) of the adjacent pipe section (18).
申请公布号 WO03083227(A2) 申请公布日期 2003.10.09
申请号 WO2003US08879 申请日期 2003.03.21
申请人 AMERON INTERNATIONAL CORPORATION;FRIEDRICH, RALPH, S. 发明人 FRIEDRICH, RALPH, S.
分类号 E03F3/04;F16L21/035;F16L55/165 主分类号 E03F3/04
代理机构 代理人
主权项
地址