| 发明名称 |
Leakage plugging method and implement |
| 摘要 |
An inflatable plug within a fragile streamlined cover attached to a rigid lance tube is pushed through a leakage hole to plug it on an upstream end by being inflated with pressurized fluid conducted through the lance tube to rupture the fragile cover and position the plug against the wall sealingly covering the upstream end of the hole.
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| 申请公布号 |
US6543486(B1) |
申请公布日期 |
2003.04.08 |
| 申请号 |
US20010934714 |
申请日期 |
2001.08.23 |
| 申请人 |
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY |
发明人 |
MORRIS JOSEPH H. |
| 分类号 |
F16L55/16;F16L55/168;(IPC1-7):F16L55/12 |
主分类号 |
F16L55/16 |
| 代理机构 |
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