DE59811400D1 - Bohrgestänge zum drehschlagbohren, insbesondere zum überlagerungsbohren - Google Patents

Bohrgestänge zum drehschlagbohren, insbesondere zum überlagerungsbohren

Info

Publication number
DE59811400D1
DE59811400D1 DE59811400T DE59811400T DE59811400D1 DE 59811400 D1 DE59811400 D1 DE 59811400D1 DE 59811400 T DE59811400 T DE 59811400T DE 59811400 T DE59811400 T DE 59811400T DE 59811400 D1 DE59811400 D1 DE 59811400D1
Authority
DE
Germany
Prior art keywords
thread
drilling
male
string
drill pipes
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.)
Expired - Fee Related
Application number
DE59811400T
Other languages
German (de)
English (en)
Inventor
Friedrich Flemming
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.)
Boart Longyear GmbH and Co KG
Original Assignee
Boart Longyear GmbH and Co KG Hartmetallwerkzeugfabrik
Boart HWF GmbH and Co KG Hartmetallwerkzeugfabrik
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 Boart Longyear GmbH and Co KG Hartmetallwerkzeugfabrik, Boart HWF GmbH and Co KG Hartmetallwerkzeugfabrik filed Critical Boart Longyear GmbH and Co KG Hartmetallwerkzeugfabrik
Application granted granted Critical
Publication of DE59811400D1 publication Critical patent/DE59811400D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

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)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
DE59811400T 1998-10-01 1998-10-01 Bohrgestänge zum drehschlagbohren, insbesondere zum überlagerungsbohren Expired - Fee Related DE59811400D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP1998/006264 WO2000020720A1 (de) 1998-10-01 1998-10-01 Bohrgestänge zum drehschlagbohren, insbesondere zum überlagerungsbohren

Publications (1)

Publication Number Publication Date
DE59811400D1 true DE59811400D1 (de) 2004-06-17

Family

ID=8167084

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59811400T Expired - Fee Related DE59811400D1 (de) 1998-10-01 1998-10-01 Bohrgestänge zum drehschlagbohren, insbesondere zum überlagerungsbohren

Country Status (6)

Country Link
EP (1) EP1117897B1 (ko)
JP (1) JP3961769B2 (ko)
KR (1) KR100556271B1 (ko)
AT (1) ATE266796T1 (ko)
DE (1) DE59811400D1 (ko)
WO (1) WO2000020720A1 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006062882B4 (de) * 2006-04-24 2013-03-28 Tracto-Technik Gmbh Bohrgestänge
DE102006019396B4 (de) * 2006-04-24 2014-10-16 Tracto-Technik Gmbh Bohrgestänge
FR2969738B1 (fr) * 2010-12-28 2016-03-25 Vallourec Mannesmann Oil & Gas Joint filete pour le forage et l'exploitation des puits d'hydrocarbures
US10557316B2 (en) 2011-01-26 2020-02-11 Bly Ip Inc. Drill string components having multiple-thread joints
US9810029B2 (en) 2011-01-26 2017-11-07 Bly Ip Inc. Drill string components resistant to jamming
US9850723B2 (en) 2011-01-26 2017-12-26 Bly Ip Inc. Drill string components having multiple-thread joints
EP2653706A1 (en) 2012-04-20 2013-10-23 Caterpillar Motoren GmbH & Co. KG Monitoring the fuel injection system of dual fuel engines
US9874058B2 (en) * 2014-07-31 2018-01-23 Baker Hughes, A Ge Company, Llc Fatigue resistant thread profile with combined curve rounding
JP6137115B2 (ja) * 2014-10-27 2017-05-31 Ｊｆｅスチール株式会社 鋼管の接合継手
US10041307B2 (en) 2015-01-22 2018-08-07 National Oilwell Varco, L.P. Balanced thread form, tubulars employing the same, and methods relating thereto
US11230891B2 (en) 2015-08-27 2022-01-25 Diversity Technologies Corporation Threaded joint
DE202015104842U1 (de) 2015-09-11 2015-09-18 Sysbohr Gmbh - Bohrtechnik Für Den Spezialtiefbau Gewindeverbindung und Bohrgestänge mit Gewindeverbindung
PL3712374T3 (pl) * 2019-03-18 2023-01-16 Sandvik Mining And Construction Tools Ab Żerdź przewodu wiertniczego

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1173046B (de) * 1958-12-30 1964-07-02 Boehler & Co Ag Geb Verbindung der Bohrstangen von Schlagbohrgeraeten
US4799844A (en) * 1988-01-11 1989-01-24 Trw Inc Elliptical thread design
DE19803304C5 (de) * 1997-05-29 2010-09-30 Boart Longyear Gmbh & Co. Kg Hartmetallwerkzeugfabrik Bohrgestänge zum Drehschlagbohren, insbesondere zum Überlagerungsbohren
DE29721748U1 (de) * 1997-12-09 1998-01-29 Bauer Spezialtiefbau Gmbh, 86529 Schrobenhausen Bodenbearbeitungswerkzeug

Also Published As

Publication number Publication date
EP1117897A1 (de) 2001-07-25
JP3961769B2 (ja) 2007-08-22
KR20010106500A (ko) 2001-11-29
KR100556271B1 (ko) 2006-03-03
JP2002526701A (ja) 2002-08-20
EP1117897B1 (de) 2004-05-12
ATE266796T1 (de) 2004-05-15
WO2000020720A1 (de) 2000-04-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee