Title:
【発明の名称】トンネル掘削中における切羽前方の地質予知方法
Document Type and Number:
Japanese Patent JP2817076
Kind Code:
B2
Inventors:
Nishino Haruhiko
Yamamoto Matsuo
Toshio Shinokawa
Yoshiaki Ishida
Yasuo Mitoki
Yamamoto Matsuo
Toshio Shinokawa
Yoshiaki Ishida
Yasuo Mitoki
Application Number:
JP16274392A
Publication Date:
October 27, 1998
Filing Date:
June 22, 1992
Export Citation:
Assignee:
Sato Industry Co., Ltd.
International Classes:
E02D1/08; E21D9/00; G01V1/40; (IPC1-7): E21D9/00; G01V1/40
Domestic Patent References:
| JP1223289A | ||||
| JP6332085A | ||||
| JP5248175A |
Attorney, Agent or Firm:
Toshiaki Matsumoto