JPH0545665Y2 - - Google Patents

Info

Publication number
JPH0545665Y2
JPH0545665Y2 JP1987148482U JP14848287U JPH0545665Y2 JP H0545665 Y2 JPH0545665 Y2 JP H0545665Y2 JP 1987148482 U JP1987148482 U JP 1987148482U JP 14848287 U JP14848287 U JP 14848287U JP H0545665 Y2 JPH0545665 Y2 JP H0545665Y2
Authority
JP
Japan
Prior art keywords
saver sub
swivel shaft
swivel
drilling
saver
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
JP1987148482U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6457192U (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 JP1987148482U priority Critical patent/JPH0545665Y2/ja
Publication of JPS6457192U publication Critical patent/JPS6457192U/ja
Application granted granted Critical
Publication of JPH0545665Y2 publication Critical patent/JPH0545665Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1987148482U 1987-09-30 1987-09-30 Expired - Lifetime JPH0545665Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987148482U JPH0545665Y2 (en]) 1987-09-30 1987-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987148482U JPH0545665Y2 (en]) 1987-09-30 1987-09-30

Publications (2)

Publication Number Publication Date
JPS6457192U JPS6457192U (en]) 1989-04-10
JPH0545665Y2 true JPH0545665Y2 (en]) 1993-11-24

Family

ID=31419848

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987148482U Expired - Lifetime JPH0545665Y2 (en]) 1987-09-30 1987-09-30

Country Status (1)

Country Link
JP (1) JPH0545665Y2 (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5550159A (en) * 1978-10-05 1980-04-11 Horiba Ltd Cod measurement
JPS61122391A (ja) * 1984-11-15 1986-06-10 三和機材株式会社 出力軸に対する掘削ロッド体の自動連結装置におけるメス継手装置

Also Published As

Publication number Publication date
JPS6457192U (en]) 1989-04-10

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