Title:
A segment connection implement and a connection method in the shield driving method
Document Type and Number:
Japanese Patent JP6268359
Kind Code:
B2
More Like This:
Inventors:
Nishioka Masaaki
Application Number:
JP2013123599A
Publication Date:
January 31, 2018
Filing Date:
June 12, 2013
Export Citation:
Assignee:
Nakagawa Planning and Construction Co., Ltd.
International Classes:
E21D11/04
Domestic Patent References:
| JP2009243086A | ||||
| JP2002201722A | ||||
| JP9287394A | ||||
| JP10061643A | ||||
| JP2001207791A | ||||
| JP2000282795A |
Foreign References:
| US4594026 |
Attorney, Agent or Firm:
Toshikazu Fukai