Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
水底地盤掘削用プラウとこのプラウを用いた水底管体敷設工法
Document Type and Number:
Japanese Patent JP4121305
Kind Code:
B2
Inventors:
Mami Kanzaki
Yuu Ueda
Nakano Makoto
Shunjiro Shibata
Akira Miyamoto
Usami Michiharu
Go Shimomura
Yoshio Tanabe
Application Number:
JP2002142004A
Publication Date:
July 23, 2008
Filing Date:
May 16, 2002
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
Nippon Steel Engineering Co., Ltd.
Nittetsu Pipeline Co., Ltd.
Sugano Agricultural Machinery Co., Ltd.
International Classes:
E02D29/063; F16L1/16; E02F5/10; F16L1/12
Domestic Patent References:
JP35016633Y1
JP50000850B1
JP52133597A
JP61092204U
Foreign References:
US2610415
US4091629
US4844658
Attorney, Agent or Firm:
Nobuyuki Hayashi
Yasuhiko
Takehiko Katayose
Toshihide Mori