Title:
An excavated soil discharge device containing harmful gas in the shield driving method
Document Type and Number:
Japanese Patent JP6208441
Kind Code:
B2
Inventors:
Takuo Matsuo
Yasushi Inaba
Yasushi Inaba
Application Number:
JP2013043677A
Publication Date:
October 04, 2017
Filing Date:
March 06, 2013
Export Citation:
Assignee:
MAEDA CORPORATION
International Classes:
E21D9/12; E21D9/06
Domestic Patent References:
| JP59038499A | ||||
| JP7208072A | ||||
| JP2002220993A | ||||
| JP60162196U | ||||
| JP2012161768A | ||||
| JP2006316599A | ||||
| JP57201495A | ||||
| JP57029792A | ||||
| JP56135697A | ||||
| JP7102899A |
Attorney, Agent or Firm:
Yoshihide Ogawa
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