Title:
加圧水型の原子力発電所のための加圧装置
Document Type and Number:
Japanese Patent JP4933249
Kind Code:
B2
Abstract:
A pressurizer comprises an outer shell with a duct (11) extending below it and a branch (18) linking the shell's interior to the duct via a weld (32) protected by an inner sleeve (42) with an annular gap (74) between the shell and sleeve that can be filled with the primary fluid. The inner sleeve is open along at least part of its lower peripheral edge (46). The upper end (48) of the sleeve is joined to a ring (38) that is fixed rigidly to the interior of the shell round an inner duct.
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Inventors:
Victor Mathieu
Jean Pierre Isar
Jean Pierre Isar
Application Number:
JP2006357450A
Publication Date:
May 16, 2012
Filing Date:
December 26, 2006
Export Citation:
Assignee:
Areva Enupe
International Classes:
G21D1/00
Domestic Patent References:
| JP41013560B1 | ||||
| JP2001507448A | ||||
| JP2002122693A |
Foreign References:
| US5675618 | ||||
| US5274683 | ||||
| US5202082 | ||||
| FR8301757A |
Attorney, Agent or Firm:
Sadao Kumakura
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato
Fumiaki Otsuka
Shishido Kaichi
Disciple Maru Ken
Ino Sato