Title:
岩盤の円柱試験体作製装置
Document Type and Number:
Japanese Patent JP4677330
Kind Code:
B2
More Like This:
| WO/2020/034364 | CORE DRILLING RIG LIQUID CHANNEL STARTING MECHANISM |
| JP4625293 | Core processing method |
Inventors:
Okada Tetsumi
Hideo Tachikawa
Hideo Tachikawa
Application Number:
JP2005342029A
Publication Date:
April 27, 2011
Filing Date:
November 28, 2005
Export Citation:
Assignee:
CENTRAL RESEARCH INSTITUTE OF ELECTRIC POWER INDUSTRY
International Classes:
E21B25/00; E21B3/02
Domestic Patent References:
| JP2005016300A | ||||
| JP62055397A | ||||
| JP4065885U | ||||
| JP9125859A |
Attorney, Agent or Firm:
Kazumi Murase