Title:
既存のダム堤体に貫通坑を構築する方法
Document Type and Number:
Japanese Patent JP5212198
Kind Code:
B2
Inventors:
Makoto Kanai
Tsuchiya Kozaburo
Fujiwara Soichi
Tadaaki Fuji
Iizo Yoshinobu
Eternal Kazumasa
Kazufumi Ide
Toyoyuki Okajima
Tokunaga Atsushi
Tsuchiya Kozaburo
Fujiwara Soichi
Tadaaki Fuji
Iizo Yoshinobu
Eternal Kazumasa
Kazufumi Ide
Toyoyuki Okajima
Tokunaga Atsushi
Application Number:
JP2009063255A
Publication Date:
June 19, 2013
Filing Date:
March 16, 2009
Export Citation:
Assignee:
Obayashi Corporation
International Classes:
E02B7/00
Domestic Patent References:
| JP64058709A | ||||
| JP7259054A |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation