JPS5613875B1 - - Google Patents

Info

Publication number
JPS5613875B1
JPS5613875B1 JP2191772A JP2191772A JPS5613875B1 JP S5613875 B1 JPS5613875 B1 JP S5613875B1 JP 2191772 A JP2191772 A JP 2191772A JP 2191772 A JP2191772 A JP 2191772A JP S5613875 B1 JPS5613875 B1 JP S5613875B1
Authority
JP
Japan
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.)
Pending
Application number
JP2191772A
Other languages
Japanese (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 JP2191772A priority Critical patent/JPS5613875B1/ja
Publication of JPS5613875B1 publication Critical patent/JPS5613875B1/ja
Pending legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP2191772A 1972-03-02 1972-03-02 Pending JPS5613875B1 (en:Method)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2191772A JPS5613875B1 (en:Method) 1972-03-02 1972-03-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2191772A JPS5613875B1 (en:Method) 1972-03-02 1972-03-02

Publications (1)

Publication Number Publication Date
JPS5613875B1 true JPS5613875B1 (en:Method) 1981-03-31

Family

ID=12068417

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2191772A Pending JPS5613875B1 (en:Method) 1972-03-02 1972-03-02

Country Status (1)

Country Link
JP (1) JPS5613875B1 (en:Method)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972388A (en) * 1953-08-14 1961-02-21 Bucyrus Erie Co Well drill pipe-handling apparatus
US3265138A (en) * 1963-08-19 1966-08-09 George E Failing Company Magazine for storing and handling drill pipe in rotary drilling rig
US3291225A (en) * 1964-07-03 1966-12-13 Gardner Denver Co Drive coupling for drill string

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2972388A (en) * 1953-08-14 1961-02-21 Bucyrus Erie Co Well drill pipe-handling apparatus
US3265138A (en) * 1963-08-19 1966-08-09 George E Failing Company Magazine for storing and handling drill pipe in rotary drilling rig
US3291225A (en) * 1964-07-03 1966-12-13 Gardner Denver Co Drive coupling for drill string

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