Title:
インナーバーレルによって構成されるワイヤーライン方式で用いられるコア採取装置
Document Type and Number:
Japanese Patent JP5390206
Kind Code:
B2
Inventors:
Hiroshi Tanaka
Takama Takato
Takama Takato
Application Number:
JP2009016276A
Publication Date:
January 15, 2014
Filing Date:
January 28, 2009
Export Citation:
Assignee:
Akema Bowling Co., Ltd.
International Classes:
E21B25/10; E02D1/04; E21B25/02; G01N1/08
Domestic Patent References:
| JP3963861B2 | ||||
| JP2002266585A | ||||
| JP1161129A | ||||
| JP59114394A | ||||
| JP2176091A | ||||
| JP55105093A |
Foreign References:
| US4946000 |
Attorney, Agent or Firm:
Hidehiko Takei
Yasuo Yoshimura
Michiko Fukaya
Kanji Suzuki
Hiroshi Suzuki
Yasuo Yoshimura
Michiko Fukaya
Kanji Suzuki
Hiroshi Suzuki