发明名称 |
WELDED PART PROCESSING DEVICE AND METHOD OF REMOVING DEFECT OF WELDING PART |
摘要 |
PROBLEM TO BE SOLVED: To provide a welded part processing device which is easy to be placed in boiling water reactors for removing defect part of welded part formed when a CRD stub tube in which a trouble has occurred is replaced. SOLUTION: The welded part processing device 1 capable of processing welded parts 5 and 7 formed when the CRD stub tube 3 is welded to the inside surface of the lower mirror 103 in the boiling water reactor 100, has a base member 9 capable of inserting the tip end side into a penetration hole 117 for CRD housing provided to the lower mirror 103 from the bottom of the lower mirror 103, an angle head 11 supported by the base member 9 and being capable of inserting inside the lower mirror 103 through the penetration hole 117 when the tip end side of the base member 9 is inserted in the penetration hole 117, and a fixing means 13 freely fixing the tip end side of the base member 9 inserted in the penetration hole 117 to the penetration hole 117. COPYRIGHT: (C)2004,JPO&NCIPI
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申请公布号 |
JP2004226329(A) |
申请公布日期 |
2004.08.12 |
申请号 |
JP20030016772 |
申请日期 |
2003.01.24 |
申请人 |
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD |
发明人 |
HASEGAWA KOZO;SAITO HIROSHI;YOSHIMURA SEIJI;IMOTO HARUTAKA |
分类号 |
G21C19/02;(IPC1-7):G21C19/02 |
主分类号 |
G21C19/02 |
代理机构 |
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主权项 |
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地址 |
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