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EP3271631A4 - Drill pipe with double shoulder tool joints - Google Patents

Drill pipe with double shoulder tool joints Download PDF

Info

Publication number
EP3271631A4
EP3271631A4 EP15885322.6A EP15885322A EP3271631A4 EP 3271631 A4 EP3271631 A4 EP 3271631A4 EP 15885322 A EP15885322 A EP 15885322A EP 3271631 A4 EP3271631 A4 EP 3271631A4
Authority
EP
European Patent Office
Prior art keywords
drill pipe
tool joints
double shoulder
shoulder tool
double
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
EP15885322.6A
Other languages
German (de)
French (fr)
Other versions
EP3271631A1 (en
Inventor
Koji Sakura
Toshihiko Fukui
Tomoyuki NARIKAWA
Tomoya Inoue
Tsuyoshi Miyazaki
Masanori Kyo
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.)
JFE Steel Corp
Japan Agency for Marine Earth Science and Technology
Tenaris Connections BV
Original Assignee
Japan Agency for Marine Earth Science and Technology
NKKTubes KK
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 Japan Agency for Marine Earth Science and Technology, NKKTubes KK filed Critical Japan Agency for Marine Earth Science and Technology
Publication of EP3271631A1 publication Critical patent/EP3271631A1/en
Publication of EP3271631A4 publication Critical patent/EP3271631A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Earth Drilling (AREA)
EP15885322.6A 2015-03-18 2015-03-18 Drill pipe with double shoulder tool joints Pending EP3271631A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2015/001527 WO2016147222A1 (en) 2015-03-18 2015-03-18 Drill pipe with double shoulder tool joints

Publications (2)

Publication Number Publication Date
EP3271631A1 EP3271631A1 (en) 2018-01-24
EP3271631A4 true EP3271631A4 (en) 2018-10-24

Family

ID=56918544

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15885322.6A Pending EP3271631A4 (en) 2015-03-18 2015-03-18 Drill pipe with double shoulder tool joints

Country Status (4)

Country Link
EP (1) EP3271631A4 (en)
JP (1) JP6528292B2 (en)
CN (1) CN107429861A (en)
WO (1) WO2016147222A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT520595B1 (en) 2017-11-07 2021-07-15 Engel Austria Gmbh Pull or push rod or locking nut for a molding machine
FI3879065T3 (en) * 2020-03-11 2023-01-13 Elliptical design for male thread clearance

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549754A (en) * 1983-06-20 1985-10-29 Reed Tubular Products Company Tool joint
US6030004A (en) * 1997-12-08 2000-02-29 Shaw Industries High torque threaded tool joint for drill pipe and other drill stem components
US6485063B1 (en) * 1996-05-15 2002-11-26 Huey P. Olivier Connection
EP1705415A2 (en) * 2005-03-22 2006-09-27 Intelliserv Inc Fatigue resistant rotary shouldered connection and method
US20060222475A1 (en) * 2003-01-29 2006-10-05 Breihan James W Fast make-up fatigue resistant rotary shouldered connection

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5358285A (en) * 1992-12-03 1994-10-25 Prideco, Inc. Stress relief groove for drill pipe
JP3401859B2 (en) * 1993-09-29 2003-04-28 住友金属工業株式会社 Threaded joints for oil country tubular goods with excellent fatigue properties
ITRM20020234A1 (en) * 2002-04-30 2003-10-30 Tenaris Connections Bv THREADED JOINT FOR PIPES.
FR2863681B1 (en) * 2003-12-11 2006-02-24 Vallourec Mannesmann Oil & Gas FATIGUE-RESISTANT THREADED TUBULAR JOINT
US7690697B2 (en) * 2007-05-09 2010-04-06 Gandy Technologies Corp. Thread form for tubular connections
JP5665653B2 (en) * 2011-05-23 2015-02-04 エヌケーケーシームレス鋼管株式会社 Double shoulder type tool joint
US8668232B2 (en) * 2011-12-09 2014-03-11 Tenaris Connections Limited Threaded connection with improved root thread profile
CN203476240U (en) * 2013-09-12 2014-03-12 无锡华信石油机械有限公司 Oil drill stem female joint with root stress groove threads
CN204152450U (en) * 2014-08-20 2015-02-11 山西环界石油钻具制造股份有限公司 Full open type safety joint

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4549754A (en) * 1983-06-20 1985-10-29 Reed Tubular Products Company Tool joint
US6485063B1 (en) * 1996-05-15 2002-11-26 Huey P. Olivier Connection
US6030004A (en) * 1997-12-08 2000-02-29 Shaw Industries High torque threaded tool joint for drill pipe and other drill stem components
US20060222475A1 (en) * 2003-01-29 2006-10-05 Breihan James W Fast make-up fatigue resistant rotary shouldered connection
EP1705415A2 (en) * 2005-03-22 2006-09-27 Intelliserv Inc Fatigue resistant rotary shouldered connection and method
US20060214421A1 (en) * 2005-03-22 2006-09-28 Intelliserv Fatigue Resistant Rotary Shouldered Connection and Method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016147222A1 *

Also Published As

Publication number Publication date
EP3271631A1 (en) 2018-01-24
JP2018509573A (en) 2018-04-05
CN107429861A (en) 2017-12-01
JP6528292B2 (en) 2019-06-12
WO2016147222A1 (en) 2016-09-22

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Ipc: E21B 17/02 20060101ALI20180917BHEP

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Owner name: JFE STEEL CORPORATION

Owner name: TENARIS CONNECTIONS B.V.

Owner name: JAPAN AGENCY FOR MARINE-EARTH SCIENCE AND TECHNOLOGY

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