Title:
【発明の名称】軟弱地盤改良装置
Document Type and Number:
Japanese Patent JP2886089
Kind Code:
B2
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Inventors:
SUGYAMA SHINICHI
Application Number:
JP15398294A
Publication Date:
April 26, 1999
Filing Date:
July 05, 1994
Export Citation:
Assignee:
KAWASAKI JUKOGYO KK
International Classes:
E21B15/00; E02D3/12; (IPC1-7): E02D3/12
Domestic Patent References:
| JP62103838U |
Attorney, Agent or Firm:
Keiichiro Nishikyo (2 outside)