发明名称 |
Method for inspection and repair |
摘要 |
A method for the inspection and repair of a tube includes electrical discharge machining an access hole into the tube, optionally at or near the uppermost location on the tube, near the upper header; performing inspection of the tube, optionally using a visual or an eddy current inspection technique; providing an inner diameter flush-mounted plug insert which has been machined for re-inserting into the access hole; and attaching the plug insert to the tube.
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申请公布号 |
US7617603(B2) |
申请公布日期 |
2009.11.17 |
申请号 |
US20060364478 |
申请日期 |
2006.02.28 |
申请人 |
ELECTRIC POWER RESEARCH INSTITUTE, INC. |
发明人 |
COLEMAN KENT;GANDY DAVID WAYNE;FREDERICK GREG;TILLEY RICH |
分类号 |
B23P6/00 |
主分类号 |
B23P6/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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