JPS6312229Y2 - - Google Patents

Info

Publication number
JPS6312229Y2
JPS6312229Y2 JP6854383U JP6854383U JPS6312229Y2 JP S6312229 Y2 JPS6312229 Y2 JP S6312229Y2 JP 6854383 U JP6854383 U JP 6854383U JP 6854383 U JP6854383 U JP 6854383U JP S6312229 Y2 JPS6312229 Y2 JP S6312229Y2
Authority
JP
Japan
Prior art keywords
rod
drifter
adapter sleeve
split ring
drilling
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
JP6854383U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59178495U (ja
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 JP6854383U priority Critical patent/JPS59178495U/ja
Publication of JPS59178495U publication Critical patent/JPS59178495U/ja
Application granted granted Critical
Publication of JPS6312229Y2 publication Critical patent/JPS6312229Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP6854383U 1983-05-10 1983-05-10 ロツドのアダプタスリ−ブ Granted JPS59178495U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6854383U JPS59178495U (ja) 1983-05-10 1983-05-10 ロツドのアダプタスリ−ブ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6854383U JPS59178495U (ja) 1983-05-10 1983-05-10 ロツドのアダプタスリ−ブ

Publications (2)

Publication Number Publication Date
JPS59178495U JPS59178495U (ja) 1984-11-29
JPS6312229Y2 true JPS6312229Y2 (pm) 1988-04-08

Family

ID=30198713

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6854383U Granted JPS59178495U (ja) 1983-05-10 1983-05-10 ロツドのアダプタスリ−ブ

Country Status (1)

Country Link
JP (1) JPS59178495U (pm)

Also Published As

Publication number Publication date
JPS59178495U (ja) 1984-11-29

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