Title:
FIREPROOF BOARD, FIRE-RESISTING WALL, FIREPROOF COLUMN AND FIRE-RESISTANT COATING STRUCTURE OF BEAM
Document Type and Number:
Japanese Patent JP3655607
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a fireproof board increasing fire resistance efficiency by a surface cooling effect making use of vaporization of moisture in a plate material.
SOLUTION: Both sides 3a and 3b of a core plate 2 and the circumferential surface 4 are covered with a flame-retardant material in an air-tight state, and the core plate 2 is formed of a moisture containing material with permeability.
Inventors:
Hiroyuki Nakano
Shigeru Arai
Akira Fukuda
Takashi Tsukasa
Hirose Eiki
Mitsuo Imai
Akihiko Kodama
Sadahiro Shibata
Shigeru Arai
Akira Fukuda
Takashi Tsukasa
Hirose Eiki
Mitsuo Imai
Akihiko Kodama
Sadahiro Shibata
Application Number:
JP2002313591A
Publication Date:
June 02, 2005
Filing Date:
October 29, 2002
Export Citation:
Assignee:
TAKENAKA CORPORATION
Kuwazawa Co., Ltd.
Imai Co., Ltd.
Suyuyu Co., Ltd.
Asahi Kikai Co., Ltd.
Kuwazawa Co., Ltd.
Imai Co., Ltd.
Suyuyu Co., Ltd.
Asahi Kikai Co., Ltd.
International Classes:
E04B1/94; B32B13/00; E04B2/74; E04B2/82; (IPC1-7): E04B1/94; B32B13/00; E04B2/74; E04B2/82
Domestic Patent References:
| JP11020077A | ||||
| JP2001098660A | ||||
| JP10147993A |
Attorney, Agent or Firm:
Yoshio Imaoka
Imaoka Ken
Imaoka Ken
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