Title:
CLAD REMOVAL APPARATUS AND CLAD REMOVAL METHOD
Document Type and Number:
Japanese Patent JP2015114239
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a clad removal apparatus and a clad removal method enabling an operator to carry out clad removal work in an upper portion of a reactor.SOLUTION: According to one embodiment, a clad removal apparatus 19 includes: a mount block 31 that can be mounted above a penetration nozzle 17 penetrating a reactor pressure vessel 1; and an operation jig 33 attached to the mount block 31. The clad removal apparatus 19 further includes a clad removal mechanism 46 attached to the operation jig 33 and removing clad adhering to a surface of the penetration nozzle 17, a height of the clad removal mechanism 46 relative to the penetration nozzle 17 being adjustable by the operation jig 33.
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Inventors:
OZAWA YUSUKE
ABURA AKINORI
SAEKI AYAICHI
ABURA AKINORI
SAEKI AYAICHI
Application Number:
JP2013257344A
Publication Date:
June 22, 2015
Filing Date:
December 12, 2013
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
G21C19/02
Domestic Patent References:
| JPH03269398A | 1991-11-29 | |||
| JP2000019295A | 2000-01-21 | |||
| JP2006284189A | 2006-10-19 | |||
| JPS5463896U | 1979-05-07 |
Foreign References:
| US5009838A | 1991-04-23 |
Attorney, Agent or Firm:
Hirohito Katsunuma
Hiroyuki Nagai
Takeshi Sekine
Takayuki Shigeno
Jie Yamanoi
Hiroyuki Nagai
Takeshi Sekine
Takayuki Shigeno
Jie Yamanoi
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