IT1170881B - Giunto filettato con elevata tenuta a fughe di gas in particolare per pozzi di petrolio o gas naturale - Google Patents

Giunto filettato con elevata tenuta a fughe di gas in particolare per pozzi di petrolio o gas naturale

Info

Publication number
IT1170881B
IT1170881B IT48243/81A IT4824381A IT1170881B IT 1170881 B IT1170881 B IT 1170881B IT 48243/81 A IT48243/81 A IT 48243/81A IT 4824381 A IT4824381 A IT 4824381A IT 1170881 B IT1170881 B IT 1170881B
Authority
IT
Italy
Prior art keywords
petroleum
threaded joint
high seal
natural gas
leaks
Prior art date
Application number
IT48243/81A
Other languages
English (en)
Other versions
IT8148243A0 (it
Inventor
Maruyama Kazushi
Kohiama Fuzimasa
Shigeyuki Akase
Tanabe Masayoshi
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of IT8148243A0 publication Critical patent/IT8148243A0/it
Application granted granted Critical
Publication of IT1170881B publication Critical patent/IT1170881B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
    • F16L15/001—Screw-threaded joints; Forms of screw-threads for such joints with conical threads
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Non-Disconnectible Joints And Screw-Threaded Joints (AREA)
  • Earth Drilling (AREA)
IT48243/81A 1980-04-12 1981-04-09 Giunto filettato con elevata tenuta a fughe di gas in particolare per pozzi di petrolio o gas naturale IT1170881B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4749380A JPS56143889A (en) 1980-04-12 1980-04-12 Screw joint for high airtightness oil pipe

Publications (2)

Publication Number Publication Date
IT8148243A0 IT8148243A0 (it) 1981-04-09
IT1170881B true IT1170881B (it) 1987-06-03

Family

ID=12776634

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48243/81A IT1170881B (it) 1980-04-12 1981-04-09 Giunto filettato con elevata tenuta a fughe di gas in particolare per pozzi di petrolio o gas naturale

Country Status (6)

Country Link
JP (1) JPS56143889A (it)
CA (1) CA1165791A (it)
DE (1) DE3114651C2 (it)
FR (1) FR2480400A1 (it)
GB (1) GB2074685B (it)
IT (1) IT1170881B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157087U (ja) * 1982-04-16 1983-10-20 日本鋼管株式会社 油井管用ネジ継手
GB8323508D0 (en) * 1983-09-01 1983-10-05 Hunting Oilfield Services Ltd Pipe connectors
US4688832A (en) * 1984-08-13 1987-08-25 Hydril Company Well pipe joint
US4712815A (en) * 1984-10-02 1987-12-15 Hydril Company Metal-to-metal wedge thread coupling connector
US5415442A (en) * 1992-03-09 1995-05-16 Marubeni Tubulars, Inc. Stabilized center-shoulder-sealed tubular connection
US5358289A (en) * 1992-03-13 1994-10-25 Nkk Corporation Buttress-threaded tubular connection
FR2820806B1 (fr) 2001-02-09 2004-02-20 Vallourec Mannesmann Oil & Gas Joint filete tubulaire avec face de filet bombee convexe
UA82694C2 (uk) * 2003-06-06 2008-05-12 Sumitomo Metal Ind Нарізне з'єднання для сталевих труб
FR2889727B1 (fr) * 2005-08-09 2007-09-28 Vallourec Mannesmann Oil Gas F Joint filete tubulaire etanche aux liquides et aux gaz
CN101614307B (zh) * 2008-06-27 2012-10-24 上海泛华紧固系统有限公司 密封管道外螺纹的制造方法、装置及其产品
CN101881139B (zh) * 2010-07-07 2015-07-08 天津天钢石油专用管制造有限公司 石油天然气工业用管螺纹接头
FR2969738B1 (fr) * 2010-12-28 2016-03-25 Vallourec Mannesmann Oil & Gas Joint filete pour le forage et l'exploitation des puits d'hydrocarbures
MX348061B (es) * 2011-08-22 2017-05-26 Downhole Tech Llc Herramienta para fondo de perforación y método de uso.
DE102017201825A1 (de) 2017-02-06 2018-08-09 Mahle International Gmbh Ablassschraube zum dichten Verschließen einer Ausnehmung und Verschraubungsanordnung zum dichten Verschrauben
MY201522A (en) * 2017-03-31 2024-02-27 Nippon Steel Corp Threaded connection for steel pipe
CN110318689A (zh) * 2019-08-19 2019-10-11 中国石油天然气集团有限公司 一种页岩气井用高性能金属自密封特殊螺纹接头

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2161568A (en) * 1936-12-24 1939-06-06 Reed Roller Bit Co Tool joint and method of making same
US2380690A (en) * 1943-09-13 1945-07-31 Nat Tube Co Pipe joint
US2641488A (en) * 1947-11-12 1953-06-09 United States Steel Corp Method and means for increasing bending fatigue strength of rotary steel drill pipes
US2587544A (en) * 1948-06-01 1952-02-26 United States Steel Corp Threaded joint capable of being quickly made and broken
US2681815A (en) * 1951-12-10 1954-06-22 Burtis B Mccarn Threaded coupling means for tubes having multiple type threads and transitional thread means therebetween
US3359013A (en) * 1965-09-03 1967-12-19 Hydril Co Deep well casing jont
DE1533619A1 (it) * 1967-04-28 1970-06-11
JPS5211765B2 (it) * 1972-03-31 1977-04-02

Also Published As

Publication number Publication date
GB2074685B (en) 1984-03-14
GB2074685A (en) 1981-11-04
FR2480400B1 (it) 1984-05-25
DE3114651C2 (de) 1983-12-08
CA1165791A (en) 1984-04-17
FR2480400A1 (fr) 1981-10-16
JPS56143889A (en) 1981-11-09
IT8148243A0 (it) 1981-04-09
JPS5750993B2 (it) 1982-10-29
DE3114651A1 (de) 1982-02-11

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