Title:
小径側孔を用いた坑井構築
Document Type and Number:
Japanese Patent JP5147945
Kind Code:
B2
Inventors:
Orban jack
Werkemer Claude
Iskander Sami
Werkemer Claude
Iskander Sami
Application Number:
JP2010521806A
Publication Date:
February 20, 2013
Filing Date:
August 23, 2007
Export Citation:
Assignee:
Schlnmberger Holdings Limited
International Classes:
E21B43/16; E21B43/28
Other References:
KALININ A.G. 外3名,Burenie naklonnykh i gorizontalnykh skvazhyn,M., Nedra,1997年,p. 148-157
Attorney, Agent or Firm:
Koichi Tsujii
Sadao Kumakura
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa
Yuriko Kudo
Sadao Kumakura
Disciple Maru Ken
Ino Sato
Mitsuru Matsushita
Ichiro Kurasawa
Yuriko Kudo