JPH0560030B2 - - Google Patents

Info

Publication number
JPH0560030B2
JPH0560030B2 JP18403085A JP18403085A JPH0560030B2 JP H0560030 B2 JPH0560030 B2 JP H0560030B2 JP 18403085 A JP18403085 A JP 18403085A JP 18403085 A JP18403085 A JP 18403085A JP H0560030 B2 JPH0560030 B2 JP H0560030B2
Authority
JP
Japan
Prior art keywords
rod
drifter
hook
support
guide cell
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP18403085A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61211494A (ja
Inventor
Katsuhiko Iijima
Mitsuo Nunokawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP18403085A priority Critical patent/JPS61211494A/ja
Publication of JPS61211494A publication Critical patent/JPS61211494A/ja
Publication of JPH0560030B2 publication Critical patent/JPH0560030B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP18403085A 1985-08-23 1985-08-23 クロ−ラドリルのロツド受け装置 Granted JPS61211494A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18403085A JPS61211494A (ja) 1985-08-23 1985-08-23 クロ−ラドリルのロツド受け装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18403085A JPS61211494A (ja) 1985-08-23 1985-08-23 クロ−ラドリルのロツド受け装置

Publications (2)

Publication Number Publication Date
JPS61211494A JPS61211494A (ja) 1986-09-19
JPH0560030B2 true JPH0560030B2 (cs) 1993-09-01

Family

ID=16146123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18403085A Granted JPS61211494A (ja) 1985-08-23 1985-08-23 クロ−ラドリルのロツド受け装置

Country Status (1)

Country Link
JP (1) JPS61211494A (cs)

Also Published As

Publication number Publication date
JPS61211494A (ja) 1986-09-19

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