JPS6120147Y2 - - Google Patents

Info

Publication number
JPS6120147Y2
JPS6120147Y2 JP1977122506U JP12250677U JPS6120147Y2 JP S6120147 Y2 JPS6120147 Y2 JP S6120147Y2 JP 1977122506 U JP1977122506 U JP 1977122506U JP 12250677 U JP12250677 U JP 12250677U JP S6120147 Y2 JPS6120147 Y2 JP S6120147Y2
Authority
JP
Japan
Prior art keywords
drill pipe
slip beam
lifting
hydraulic jack
lifting frame
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
Application number
JP1977122506U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5448001U (en]
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 filed Critical
Priority to JP1977122506U priority Critical patent/JPS6120147Y2/ja
Publication of JPS5448001U publication Critical patent/JPS5448001U/ja
Application granted granted Critical
Publication of JPS6120147Y2 publication Critical patent/JPS6120147Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1977122506U 1977-09-12 1977-09-12 Expired JPS6120147Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1977122506U JPS6120147Y2 (en]) 1977-09-12 1977-09-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1977122506U JPS6120147Y2 (en]) 1977-09-12 1977-09-12

Publications (2)

Publication Number Publication Date
JPS5448001U JPS5448001U (en]) 1979-04-03
JPS6120147Y2 true JPS6120147Y2 (en]) 1986-06-17

Family

ID=29080693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1977122506U Expired JPS6120147Y2 (en]) 1977-09-12 1977-09-12

Country Status (1)

Country Link
JP (1) JPS6120147Y2 (en])

Also Published As

Publication number Publication date
JPS5448001U (en]) 1979-04-03

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