JP2022008003A - 油井管連結構造及び油井管 - Google Patents

油井管連結構造及び油井管 Download PDF

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Publication number
JP2022008003A
JP2022008003A JP2021040867A JP2021040867A JP2022008003A JP 2022008003 A JP2022008003 A JP 2022008003A JP 2021040867 A JP2021040867 A JP 2021040867A JP 2021040867 A JP2021040867 A JP 2021040867A JP 2022008003 A JP2022008003 A JP 2022008003A
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JP
Japan
Prior art keywords
threaded portion
female
thread
male threaded
male
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.)
Pending
Application number
JP2021040867A
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English (en)
Japanese (ja)
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JP2022008003A5 (enExample
Inventor
裕 道脇
Yutaka Michiwaki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nejilaw Inc
Original Assignee
Nejilaw Inc
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 by Nejilaw Inc filed Critical Nejilaw Inc
Priority claimed from JP2021040863A external-priority patent/JP2022008001A/ja
Priority to CA3113361A priority Critical patent/CA3113361A1/en
Priority to US17/213,843 priority patent/US20210301600A1/en
Publication of JP2022008003A publication Critical patent/JP2022008003A/ja
Publication of JP2022008003A5 publication Critical patent/JP2022008003A5/ja
Priority to US19/047,978 priority patent/US20250179879A1/en
Pending legal-status Critical Current

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  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
JP2021040867A 2020-03-26 2021-03-12 油井管連結構造及び油井管 Pending JP2022008003A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CA3113361A CA3113361A1 (en) 2020-03-26 2021-03-26 Oil well pipe connection structure and oil well pipe
US17/213,843 US20210301600A1 (en) 2020-03-26 2021-03-26 Oil well pipe connection structure and oil well pipe
US19/047,978 US20250179879A1 (en) 2020-03-26 2025-02-07 Oil well pipe connection structure and oil well pipe

Applications Claiming Priority (15)

Application Number Priority Date Filing Date Title
JP2020056905 2020-03-26
JP2020056905 2020-03-26
JP2020128988 2020-07-30
JP2020128988 2020-07-30
JP2020137153 2020-08-14
JP2020137153 2020-08-14
JP2020215878 2020-12-24
JP2020214705 2020-12-24
JP2020215878 2020-12-24
JP2020214705 2020-12-24
JP2021003833 2021-01-13
JP2021003833 2021-01-13
JP2021027058 2021-02-24
JP2021027058 2021-02-24
JP2021040863A JP2022008001A (ja) 2020-03-26 2021-03-12 部材連結構造及びねじ付部材

Related Parent Applications (1)

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JP2021040863A Division JP2022008001A (ja) 2020-03-26 2021-03-12 部材連結構造及びねじ付部材

Publications (2)

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JP2022008003A true JP2022008003A (ja) 2022-01-13
JP2022008003A5 JP2022008003A5 (enExample) 2024-03-13

Family

ID=87575214

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JP2021040867A Pending JP2022008003A (ja) 2020-03-26 2021-03-12 油井管連結構造及び油井管
JP2021040866A Pending JP2022020548A (ja) 2020-03-26 2021-03-12 部材連結構造及びねじ付管状部材

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JP2021040866A Pending JP2022020548A (ja) 2020-03-26 2021-03-12 部材連結構造及びねじ付管状部材

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023238864A1 (ja) * 2022-06-07 2023-12-14 日本製鉄株式会社 鋼管用ねじ継手

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994516A (en) * 1975-03-05 1976-11-30 Otis Engineering Corporation Telescoping pipe coupling with improved pressure seal connection threads
JPS59153782U (ja) * 1983-03-31 1984-10-15 日野自動車株式会社 気体配管用ねじジヨイント
JPS62151690A (ja) * 1985-12-25 1987-07-06 川崎製鉄株式会社 油井管用管継手
JPS62196487A (ja) * 1986-02-24 1987-08-29 住友金属工業株式会社 油井管用管継手
JPH09137446A (ja) * 1995-11-13 1997-05-27 Nkk Corp 鋼管杭等のねじ継手構造
JP2002061780A (ja) * 2000-06-09 2002-02-28 Sumitomo Metal Ind Ltd 管継手
WO2016056222A1 (ja) * 2014-10-06 2016-04-14 新日鐵住金株式会社 鋼管用ねじ継手
WO2018135536A1 (ja) * 2017-01-18 2018-07-26 新日鐵住金株式会社 ねじ継手
WO2019090419A1 (en) * 2017-11-07 2019-05-16 Complete Group Technologies Ltd. Multiple tapered threaded connection

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994516A (en) * 1975-03-05 1976-11-30 Otis Engineering Corporation Telescoping pipe coupling with improved pressure seal connection threads
JPS59153782U (ja) * 1983-03-31 1984-10-15 日野自動車株式会社 気体配管用ねじジヨイント
JPS62151690A (ja) * 1985-12-25 1987-07-06 川崎製鉄株式会社 油井管用管継手
JPS62196487A (ja) * 1986-02-24 1987-08-29 住友金属工業株式会社 油井管用管継手
JPH09137446A (ja) * 1995-11-13 1997-05-27 Nkk Corp 鋼管杭等のねじ継手構造
JP2002061780A (ja) * 2000-06-09 2002-02-28 Sumitomo Metal Ind Ltd 管継手
WO2016056222A1 (ja) * 2014-10-06 2016-04-14 新日鐵住金株式会社 鋼管用ねじ継手
WO2018135536A1 (ja) * 2017-01-18 2018-07-26 新日鐵住金株式会社 ねじ継手
WO2019090419A1 (en) * 2017-11-07 2019-05-16 Complete Group Technologies Ltd. Multiple tapered threaded connection

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023238864A1 (ja) * 2022-06-07 2023-12-14 日本製鉄株式会社 鋼管用ねじ継手

Also Published As

Publication number Publication date
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