发明名称 |
Vertical pipe lining method and system |
摘要 |
The invention discloses a vertical pipe lining method comprising placing a repair material having a first end and a second end into a pipe having a bottom opening and a top opening. The repair material is inflated to press the repair material against the inside wall surface of the pipe; and heated air is conveyed through the inflated repair material from the bottom opening to the top opening to cure or mold a thermal responsive component of the repair material to the pipe. The invention also teaches a repair material for vertically oriented pipes comprising a multi-layered lining comprising a first outer layer and a second inner layer wherein the first outer layer comprises a resin impregnated fiber and the second inner layer is air impermeable. The invention also teaches a system for repairing. vertical pipe utilizing a repair material inflation device, an air blower and an air heater.
|
申请公布号 |
US7527076(B2) |
申请公布日期 |
2009.05.05 |
申请号 |
US20060334578 |
申请日期 |
2006.01.18 |
申请人 |
ENERGY MAINTENANCE SERVICE GROUP I LLC |
发明人 |
LEPOLA WILLIAM;KNOPPEL KENTON L |
分类号 |
F16L55/16 |
主分类号 |
F16L55/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|