Title:
コア採取装置、ボーリング装置およびコアの採取方法
Document Type and Number:
Japanese Patent JP6461335
Kind Code:
B2
Inventors:
Komiya Kunimori
Atsushi Marui
Shuichiro Yokota
Koji Shimizu
Atsushi Marui
Shuichiro Yokota
Koji Shimizu
Application Number:
JP2017522439A
Publication Date:
January 30, 2019
Filing Date:
June 13, 2016
Export Citation:
Assignee:
Hi-Tech Co., Ltd.
International Classes:
E21B25/00; E02D1/04
Domestic Patent References:
| JP2003279452A | ||||
| JP2008126532A | ||||
| JP2001323771A |
Foreign References:
| US20120145457 |
Attorney, Agent or Firm:
Hiroaki Kakita