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JPS5732273B2 - - Google Patents

Info

Publication number
JPS5732273B2
JPS5732273B2 JP3647274A JP3647274A JPS5732273B2 JP S5732273 B2 JPS5732273 B2 JP S5732273B2 JP 3647274 A JP3647274 A JP 3647274A JP 3647274 A JP3647274 A JP 3647274A JP S5732273 B2 JPS5732273 B2 JP S5732273B2
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.)
Expired
Application number
JP3647274A
Other languages
Japanese (ja)
Other versions
JPS50129402A (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 JP3647274A priority Critical patent/JPS5732273B2/ja
Publication of JPS50129402A publication Critical patent/JPS50129402A/ja
Publication of JPS5732273B2 publication Critical patent/JPS5732273B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
JP3647274A 1974-03-31 1974-03-31 Expired JPS5732273B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3647274A JPS5732273B2 (en) 1974-03-31 1974-03-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3647274A JPS5732273B2 (en) 1974-03-31 1974-03-31

Publications (2)

Publication Number Publication Date
JPS50129402A JPS50129402A (en) 1975-10-13
JPS5732273B2 true JPS5732273B2 (en) 1982-07-09

Family

ID=12470745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3647274A Expired JPS5732273B2 (en) 1974-03-31 1974-03-31

Country Status (1)

Country Link
JP (1) JPS5732273B2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6115351Y2 (en) * 1981-01-26 1986-05-13
US4712815A (en) * 1984-10-02 1987-12-15 Hydril Company Metal-to-metal wedge thread coupling connector
JP2014035008A (en) * 2012-08-08 2014-02-24 Sankei Seisakusho:Kk Connection pipe insertion structure
EP3594548B1 (en) * 2017-03-08 2022-06-15 Nippon Steel Corporation Threaded joint for oil well pipe

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4430847Y1 (en) * 1966-02-25 1969-12-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4430847Y1 (en) * 1966-02-25 1969-12-19

Also Published As

Publication number Publication date
JPS50129402A (en) 1975-10-13

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