SG67089G - Tubular connection with cylindrical and tapered stepped threads - Google Patents

Tubular connection with cylindrical and tapered stepped threads

Info

Publication number
SG67089G
SG67089G SG670/89A SG67089A SG67089G SG 67089 G SG67089 G SG 67089G SG 670/89 A SG670/89 A SG 670/89A SG 67089 A SG67089 A SG 67089A SG 67089 G SG67089 G SG 67089G
Authority
SG
Singapore
Prior art keywords
cylindrical
tubular connection
tapered stepped
stepped threads
threads
Prior art date
Application number
SG670/89A
Other languages
English (en)
Original Assignee
Hydril Co
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
Priority claimed from US06/488,633 external-priority patent/US4537429A/en
Application filed by Hydril Co filed Critical Hydril Co
Publication of SG67089G publication Critical patent/SG67089G/en

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
    • F16L15/004—Screw-threaded joints; Forms of screw-threads for such joints with conical threads with axial sealings having at least one plastically deformable sealing surface
    • 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
    • E21B17/0423—Threaded with plural threaded sections, e.g. with two-step 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
    • E21B17/08—Casing joints

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)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
SG670/89A 1983-04-26 1989-09-30 Tubular connection with cylindrical and tapered stepped threads SG67089G (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US48877883A 1983-04-26 1983-04-26
US06/488,633 US4537429A (en) 1983-04-26 1983-04-26 Tubular connection with cylindrical and tapered stepped threads
PCT/US1984/000520 WO1984004352A1 (fr) 1983-04-26 1984-04-09 Connexion tubulaire avec filetages en gradins cylindriques et coniques

Publications (1)

Publication Number Publication Date
SG67089G true SG67089G (en) 1990-01-26

Family

ID=27049424

Family Applications (1)

Application Number Title Priority Date Filing Date
SG670/89A SG67089G (en) 1983-04-26 1989-09-30 Tubular connection with cylindrical and tapered stepped threads

Country Status (7)

Country Link
EP (1) EP0149612B1 (fr)
CA (1) CA1242474A (fr)
DE (1) DE3472131D1 (fr)
IT (1) IT1179460B (fr)
MX (1) MX159940A (fr)
SG (1) SG67089G (fr)
WO (1) WO1984004352A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4753460A (en) * 1985-04-26 1988-06-28 The Hydril Company Tubular connection having two thread sets with multiple interengaging characteristics
US4671544A (en) * 1985-10-15 1987-06-09 Hydril Company Seal for threaded pipe connection
FR2589092B1 (fr) * 1985-10-28 1987-11-13 Escofier Tech Sa Procede de formage de filets helicoidaux a flanc d'inclinaison nulle ou negative
GB8617827D0 (en) * 1986-07-22 1986-08-28 British Steel Corp Joints for tubular members
US5415442A (en) * 1992-03-09 1995-05-16 Marubeni Tubulars, Inc. Stabilized center-shoulder-sealed tubular connection
US5462315A (en) * 1992-03-09 1995-10-31 Marubeni Tubulars, Inc. Stabilized center-shoulder-sealed tubular connection
FR2800150B1 (fr) 1999-10-21 2001-12-07 Vallourec Mannesmann Oil & Gas Joint tubulaire filette etanche a la pression exterieure
US6792665B2 (en) * 2001-12-06 2004-09-21 Baker Hughes Incorporated Method of securing a connection against breakout torque
US6976711B2 (en) * 2002-04-19 2005-12-20 Hydril Company Lp Threaded connection especially for radially plastically expandable conduit
FR2863681B1 (fr) 2003-12-11 2006-02-24 Vallourec Mannesmann Oil & Gas Joint tubulaire a filetages coniques resistant a la fatigue
US8177262B2 (en) 2005-07-28 2012-05-15 Hydril Company Lp Mid-seal for expandable connections
US9677346B2 (en) 2012-11-28 2017-06-13 Ultra Premium Oilfield Services, Ltd. Tubular connection with helically extending torque shoulder
US9869139B2 (en) * 2012-11-28 2018-01-16 Ultra Premium Oilfield Services, Ltd. Tubular connection with helically extending torque shoulder
US10041307B2 (en) 2015-01-22 2018-08-07 National Oilwell Varco, L.P. Balanced thread form, tubulars employing the same, and methods relating thereto
US10006569B2 (en) 2015-02-19 2018-06-26 Arcelormittal Tubular Products Luxembourg S.A. Threaded connection for pipes, such as oil and gas pipes
US9683684B1 (en) 2015-12-09 2017-06-20 Certus Energy Solutions, Llc Tubular coupling
US11466800B2 (en) 2015-12-09 2022-10-11 Certus Energy Solutions, Llc Tubular coupling
US20180252343A1 (en) 2017-03-03 2018-09-06 Arcelormittal Tubular Products Luxembourg S.A. Torque shoulder of a premium connection
CN110671556A (zh) * 2019-11-14 2020-01-10 临朐联众不锈钢制品有限公司 双金属耐蚀水套管及其连接装置
FR3124240B1 (fr) * 2021-06-17 2024-03-01 Vallourec Oil & Gas France Dispositif de raccordement pour éléments tubulaires

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2211179A (en) * 1938-11-12 1940-08-13 Hydril Company Of California Casing joint
BE633562A (fr) * 1962-06-26
IT1044052B (it) * 1974-09-27 1980-03-20 Mannesmann Roehren Werke Ag Giunto filettato per tubi petroliferi
US3989284A (en) 1975-04-23 1976-11-02 Hydril Company Tubular connection
US4192533A (en) 1976-04-22 1980-03-11 Hydril Company Dovetail connection for pin and box joints
US4373754A (en) * 1978-08-09 1983-02-15 Hydril Company Threaded connector
US4244607A (en) * 1979-01-02 1981-01-13 Hydril Company Cylindrical threaded connection
US4253687A (en) * 1979-06-11 1981-03-03 Whiting Oilfield Rental, Inc. Pipe connection

Also Published As

Publication number Publication date
DE3472131D1 (en) 1988-07-21
IT8448088A0 (it) 1984-04-24
EP0149612A1 (fr) 1985-07-31
CA1242474A (fr) 1988-09-27
EP0149612B1 (fr) 1988-06-15
WO1984004352A1 (fr) 1984-11-08
IT1179460B (it) 1987-09-16
MX159940A (es) 1989-10-06
IT8448088A1 (it) 1985-10-24

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