Title:
REPAIRING METHOD OF WATERTIGHT STRUCTURE
Document Type and Number:
Japanese Patent JP3673972
Kind Code:
B2
Abstract:
PURPOSE: To enable repairing work of a watertight sheet safely and simply by the injecting a repairing agent of a polymer composition into the damaged part to repair the watertight sheet.
CONSTITUTION: A watertight sheet 3 is laid, and the damaged part 5 of a watertight structure 2 laminating protective layers 4 on both sides of the sheet 3 is detected by a damaged position detection system. A nozzle 9 is inserted in the damaged part 5. After that, the repairing agent 6 of polymer composition in a container 7 is heated at a specified temperature and is stirred, and it is conveyed with a connected pump 8. Therefore, repairing work is carried out without eliminating rubbish. Accordingly to the constitution, the watertight structure can be repaired simply, safely and surely.
Inventors:
Jiro Suesawa
Shigeru Murata
Kiyoyuki Ogura
Toshiro Oshikata
Kumi Tashiro
Masaaki Ebihara
Shino Yasuda
Shigeru Murata
Kiyoyuki Ogura
Toshiro Oshikata
Kumi Tashiro
Masaaki Ebihara
Shino Yasuda
Application Number:
JP16384693A
Publication Date:
July 20, 2005
Filing Date:
June 10, 1993
Export Citation:
Assignee:
Kyowa Fermentation Industry Co., Ltd.
Taisei Corporation
Taisei Corporation
International Classes:
C08J5/18; E02B3/12; E02B3/16; E02B7/02; B09B1/00; (IPC1-7): E02B7/02; B09B1/00; E02B3/16
Domestic Patent References:
| JP61109816A | ||||
| JP4343994A |
Attorney, Agent or Firm:
Sakuo Yamaguchi