Core sampling device - Christensen Maikai Co., Ltd.

Title:

Core sampling device

Document Type and Number:

Japanese Patent JP6322719

Kind Code:

B2

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Inventors:

Naoto Yamada
Tetsuomi Miyamoto

Application Number:

JP2016551348A

Publication Date:

May 09, 2018

Filing Date:

September 29, 2014

Export Citation:

Assignee:

Christensen Maikai Co., Ltd.

International Classes:

E21B25/00; E02D1/04

Domestic Patent References:

Attorney, Agent or Firm:

Fumio Takino
Hideo Takino
Takao Kawasaki
Toshiaki Tsuda
Masashi Torino
Yasuhiro Fukuda

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