NO872805L - Stabilisator for boreutstyr. - Google Patents

Stabilisator for boreutstyr.

Info

Publication number
NO872805L
NO872805L NO872805A NO872805A NO872805L NO 872805 L NO872805 L NO 872805L NO 872805 A NO872805 A NO 872805A NO 872805 A NO872805 A NO 872805A NO 872805 L NO872805 L NO 872805L
Authority
NO
Norway
Prior art keywords
drill equipment
equipment stabilizer
stabilizer
drill
equipment
Prior art date
Application number
NO872805A
Other languages
English (en)
Other versions
NO872805D0 (no
Inventor
Burley Glasscock
Clyde Walker
Haraldur Karlsson
Original Assignee
Eastmen Christensen 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 US06/881,951 external-priority patent/US4729438A/en
Priority claimed from DE19863628265 external-priority patent/DE3628265A1/de
Application filed by Eastmen Christensen Co filed Critical Eastmen Christensen Co
Publication of NO872805D0 publication Critical patent/NO872805D0/no
Publication of NO872805L publication Critical patent/NO872805L/no

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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1078—Stabilisers or centralisers for casing, tubing or drill pipes
    • 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
    • E21B17/22—Rods or pipes with helical structure

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)
NO872805A 1986-07-03 1987-07-03 Stabilisator for boreutstyr. NO872805L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/881,951 US4729438A (en) 1986-07-03 1986-07-03 Stabilizer for navigational drilling
DE19863628265 DE3628265A1 (de) 1986-08-20 1986-08-20 Stabilisator fuer bohrgarnituren

Publications (2)

Publication Number Publication Date
NO872805D0 NO872805D0 (no) 1987-07-03
NO872805L true NO872805L (no) 1988-01-04

Family

ID=25846710

Family Applications (1)

Application Number Title Priority Date Filing Date
NO872805A NO872805L (no) 1986-07-03 1987-07-03 Stabilisator for boreutstyr.

Country Status (2)

Country Link
EP (1) EP0254900B1 (no)
NO (1) NO872805L (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2743843B1 (fr) * 1996-01-24 1998-04-24 D A T C Diamond And Tungsten C Outil de forage, notamment pour la realisation de forages petroliers
FR2747427B1 (fr) * 1996-04-15 1998-07-03 Elf Aquitaine Stabilisateur recompacteur pour le forage de puits petroliers
FR2824104A1 (fr) * 2001-04-27 2002-10-31 Smf Internat Element profile pour un equipement de forage rotatif et applications a des composants d'un train de tiges de forage
US7571769B2 (en) 2007-02-23 2009-08-11 Baker Hughes Incorporated Casing window milling assembly
FR2997439B1 (fr) * 2012-10-30 2015-04-03 Vam Drilling France Dispositif stabilisateur pour garniture de fond de puits

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1521208A (fr) * 1967-04-28 1968-04-12 Reed International élément de stabilisation pour train de sondes de forage, ainsi que dispositif de stabilisation et procédé de forage résultant de ces éléments
US4396234A (en) * 1981-04-06 1983-08-02 Garrett William R Weldable blade stabilizer
CA1154430A (en) * 1981-08-21 1983-09-27 Paul Knutsen Integral blade cylindrical gauge stabilizer-reamer
US4436158A (en) * 1981-12-15 1984-03-13 Carstensen Kenneth J Releasable drill string device and method

Also Published As

Publication number Publication date
EP0254900A2 (de) 1988-02-03
EP0254900B1 (de) 1990-04-25
NO872805D0 (no) 1987-07-03
EP0254900A3 (en) 1989-02-15

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