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NO984116D0 - Asymmetric vector tubes for drilling oil wells - Google Patents

Asymmetric vector tubes for drilling oil wells

Info

Publication number
NO984116D0
NO984116D0 NO984116A NO984116A NO984116D0 NO 984116 D0 NO984116 D0 NO 984116D0 NO 984116 A NO984116 A NO 984116A NO 984116 A NO984116 A NO 984116A NO 984116 D0 NO984116 D0 NO 984116D0
Authority
NO
Norway
Prior art keywords
oil wells
drilling oil
asymmetric vector
tubes
vector tubes
Prior art date
Application number
NO984116A
Other languages
Norwegian (no)
Other versions
NO984116L (en
Inventor
Jean Sancho
Jean-Claude Guerin
Original Assignee
Elf Exploration Prod
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 Elf Exploration Prod filed Critical Elf Exploration Prod
Publication of NO984116D0 publication Critical patent/NO984116D0/en
Publication of NO984116L publication Critical patent/NO984116L/en

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
    • E21B17/16—Drill collars

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)
NO984116A 1997-01-08 1998-09-07 Asymmetric weight drilling for oil wells NO984116L (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9700115A FR2758158B1 (en) 1997-01-08 1997-01-08 ASYMMETRICAL ROD MASS FOR DRILLING OIL WELLS
PCT/FR1998/000013 WO1998030782A1 (en) 1997-01-08 1998-01-06 Asymmetrical drill stem for drilling oil wells

Publications (2)

Publication Number Publication Date
NO984116D0 true NO984116D0 (en) 1998-09-07
NO984116L NO984116L (en) 1998-11-05

Family

ID=9502439

Family Applications (1)

Application Number Title Priority Date Filing Date
NO984116A NO984116L (en) 1997-01-08 1998-09-07 Asymmetric weight drilling for oil wells

Country Status (5)

Country Link
EP (1) EP0886717A1 (en)
CA (1) CA2248203A1 (en)
FR (1) FR2758158B1 (en)
NO (1) NO984116L (en)
WO (1) WO1998030782A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3391749A (en) * 1966-06-06 1968-07-09 Land And Marine Rental Company Method and apparatus for drilling straight wells
US4068730A (en) * 1977-01-31 1978-01-17 Arnold James F Drill collar
GB2052609A (en) * 1979-06-15 1981-01-28 Nl Industries Inc Well deviation control tool and method of manufacture thereof
SU1680939A1 (en) * 1988-10-13 1991-09-30 Московский Геологоразведочный Институт Им.Серго Орджоникидзе Arrangement of drilling string bottom half
DE4225009C2 (en) * 1992-07-29 1996-09-05 Tanke Oil Field Dev Gmbh Method of eliminating vertical borehole downhole from earth drilling

Also Published As

Publication number Publication date
CA2248203A1 (en) 1998-07-16
EP0886717A1 (en) 1998-12-30
FR2758158A1 (en) 1998-07-10
FR2758158B1 (en) 1999-02-19
NO984116L (en) 1998-11-05
WO1998030782A1 (en) 1998-07-16

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