Title:
SHIELD APPARATUS FOR PIPE PUSHING TYPE SHIELD CONSTRUCTION METHOD
Document Type and Number:
Japanese Patent JPS5876697
Kind Code:
A
Inventors:
NAKAI SAKAE
SHIBATA YOSHINORI
SHIBATA YOSHINORI
Application Number:
JP17406981A
Publication Date:
May 09, 1983
Filing Date:
October 30, 1981
Export Citation:
Assignee:
MITSUI CONSTR
International Classes:
E21D9/093; E21D9/06; E21D9/08; (IPC1-7): E21D9/06; E21D9/08
Attorney, Agent or Firm:
Narushima Mitsuo