DK0481261T3 - Rørforbindelse, især til borerør - Google Patents

Rørforbindelse, især til borerør

Info

Publication number
DK0481261T3
DK0481261T3 DK91116410.1T DK91116410T DK0481261T3 DK 0481261 T3 DK0481261 T3 DK 0481261T3 DK 91116410 T DK91116410 T DK 91116410T DK 0481261 T3 DK0481261 T3 DK 0481261T3
Authority
DK
Denmark
Prior art keywords
ring
annular
pipe
taper
pipe part
Prior art date
Application number
DK91116410.1T
Other languages
English (en)
Inventor
Michael Leffer
Original Assignee
Leffer Stahl & App
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6416457&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0481261(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Leffer Stahl & App filed Critical Leffer Stahl & App
Application granted granted Critical
Publication of DK0481261T3 publication Critical patent/DK0481261T3/da

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
    • E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
    • 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
    • F16L21/00—Joints with sleeve or socket
    • F16L21/08—Joints with sleeve or socket with additional locking means
    • 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
    • F16L25/00—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means
    • F16L25/06—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means
    • F16L25/08—Constructive types of pipe joints not provided for in groups F16L13/00 - F16L23/00 ; Details of pipe joints not otherwise provided for, e.g. electrically conducting or insulating means comprising radial locking means in the form of screws, nails or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
DK91116410.1T 1990-10-17 1991-09-26 Rørforbindelse, især til borerør DK0481261T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4032928A DE4032928C2 (de) 1990-10-17 1990-10-17 Rohrverbindung für Bohrrohre

Publications (1)

Publication Number Publication Date
DK0481261T3 true DK0481261T3 (da) 1994-12-27

Family

ID=6416457

Family Applications (1)

Application Number Title Priority Date Filing Date
DK91116410.1T DK0481261T3 (da) 1990-10-17 1991-09-26 Rørforbindelse, især til borerør

Country Status (5)

Country Link
EP (1) EP0481261B1 (da)
AT (1) ATE110820T1 (da)
DE (2) DE4032928C2 (da)
DK (1) DK0481261T3 (da)
ES (1) ES2062638T3 (da)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4402202A1 (de) * 1994-01-26 1995-07-27 Bauer Spezialtiefbau Bohrrohr mit ein- oder beidendig angebrachten Verbindungsmuffen
DE29713354U1 (de) * 1997-07-26 1998-12-24 Gloetzl Ges Fuer Baumestechnik Rohrkupplung, insbesondere für Bohrgestänge
IT1310874B1 (it) * 1999-07-06 2002-02-22 Casagrande Spa Giunto per il collegamento rapido di tubi di contenimento perperforazioni
DE102017119250B3 (de) * 2017-08-23 2018-08-02 Schaeffler Technologies AG & Co. KG Abdecksystem für Radsatzwellen von Schienenfahrzeugen
WO2020216854A1 (en) * 2019-04-24 2020-10-29 Single Buoy Moorings Inc. Swivel stack for transfer of fluid across a rotary interface and method for manufacturing such a swivel stack.
CN114799775B (zh) * 2022-06-28 2022-09-06 成都航天万欣科技有限公司 一种管体内来复线槽加工方法、加工工装及管体

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD59760A (da) *
DE2165827C3 (de) * 1971-12-31 1975-01-09 Bade & Co Gmbh, 3160 Lehrte Rohrverbindung für Bohrrohre
DE2211041C2 (de) * 1972-03-08 1973-09-13 Steffe, Prinz & Co Gmbh, 5900 Siegen Rohrverbindung fur Bohrrohre od dgl
DE7213158U (da) * 1972-04-08 1972-08-31 Leffer H Gmbh
DE2434298A1 (de) * 1974-07-17 1976-01-29 Rautenkranz Int Hermann Rohrverbindung fuer bohrrohre
DE2455799C3 (de) * 1974-11-26 1981-02-19 Stahl- Und Apparatebau Hans Leffer Gmbh, 6602 Dudweiler Verfahren zum Befestigen und Lösen von in Aufnahmebohrungen angeordneter Stahl-Sitzringe
DE2606880C3 (de) * 1976-02-20 1979-12-13 Steffe, Prinz & Co Gmbh, 5900 Siegen Rohrverbindung für Bohrrohre o.dgl

Also Published As

Publication number Publication date
ES2062638T3 (es) 1994-12-16
EP0481261A3 (en) 1993-01-20
EP0481261A2 (de) 1992-04-22
ATE110820T1 (de) 1994-09-15
EP0481261B1 (de) 1994-08-31
DE4032928C2 (de) 1993-11-25
DE59102732D1 (de) 1994-10-06
DE4032928A1 (de) 1992-04-23

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