Title:
格納容器
Document Type and Number:
Japanese Patent JP4479088
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a containment vessel whose strength is maintained as a whole, which reduces the generation of a crack or a fracture even in an accident and whose safety can be ensured. SOLUTION: The containment vessel 1 is provided with a cylindrical liner 3 composed of a steel plate, an intermediate tube 4 which is installed at the outside of the liner 3 and which is composed of a steel plate, an outer tube 5 which is installed at the outside of the intermediate tube 4 and which is composed of a steel plate, concrete layers 6, 7 and shelf boards 10 which partition the steel plates and the concrete layers into a plurality of blocks. The liner 3 is formed in a prescribed thickness which is thinner than the intermediate tube 4 and the outer tube 5.
Inventors:
Osamu Ueno
Application Number:
JP2000324495A
Publication Date:
June 09, 2010
Filing Date:
October 24, 2000
Export Citation:
Assignee:
Ihi Co., Ltd.
International Classes:
G21C13/00
Domestic Patent References:
| JP5230914A | ||||
| JP62293190A | ||||
| JP7062923A | ||||
| JP7041494U | ||||
| JP2000338284A | ||||
| JP7306286A | ||||
| JP63186185A |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Takashi Watanabe