发明名称 Conduit Expansion Method
摘要 Disclosed is a conduit expansion method, including: inserting a liner conduit formed from a rigid, polyvinyl chloride material at least partially within a host conduit; circulating fluid within an inner area of the liner conduit; and injecting fluid into the inner area of the liner conduit; wherein the liner conduit at least partially expands within the host conduit.
申请公布号 US2009127749(A1) 申请公布日期 2009.05.21
申请号 US20080347121 申请日期 2008.12.31
申请人 UNDERGROUND SOLUTIONS TECHNOLOGIES GROUP, INC. 发明人 SMITH MARK A.;MARTI THOMAS;ST. ONGE BRYAN;ST. ONGE HENRI
分类号 B29C44/06;B01F;F16L55/16 主分类号 B29C44/06
代理机构 代理人
主权项
地址