NO912480L - Justerbar boeyd subb. - Google Patents

Justerbar boeyd subb.

Info

Publication number
NO912480L
NO912480L NO91912480A NO912480A NO912480L NO 912480 L NO912480 L NO 912480L NO 91912480 A NO91912480 A NO 91912480A NO 912480 A NO912480 A NO 912480A NO 912480 L NO912480 L NO 912480L
Authority
NO
Norway
Prior art keywords
boeyd
subb
adjustable
boeyd subb
adjustable boeyd
Prior art date
Application number
NO91912480A
Other languages
English (en)
Other versions
NO912480D0 (no
Inventor
Michael Wawrzynowski
Original Assignee
Canadian Fracmaster Ltd
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 Canadian Fracmaster Ltd filed Critical Canadian Fracmaster Ltd
Publication of NO912480D0 publication Critical patent/NO912480D0/no
Publication of NO912480L publication Critical patent/NO912480L/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
NO91912480A 1990-06-26 1991-06-25 Justerbar boeyd subb. NO912480L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002019898A CA2019898A1 (en) 1990-06-26 1990-06-26 Adjustable bent sub

Publications (2)

Publication Number Publication Date
NO912480D0 NO912480D0 (no) 1991-06-25
NO912480L true NO912480L (no) 1991-12-27

Family

ID=4145345

Family Applications (1)

Application Number Title Priority Date Filing Date
NO91912480A NO912480L (no) 1990-06-26 1991-06-25 Justerbar boeyd subb.

Country Status (4)

Country Link
EP (1) EP0465072A3 (no)
AU (1) AU7932191A (no)
CA (1) CA2019898A1 (no)
NO (1) NO912480L (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2063161A1 (en) * 1992-03-16 1993-09-17 Lennard Sihlis Adjustable bent housing ii
GB9210846D0 (en) * 1992-05-21 1992-07-08 Baroid Technology Inc Drill bit steering
GB9222298D0 (en) * 1992-10-23 1992-12-09 Stirling Design Int Directional drilling tool

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4303135A (en) * 1977-08-18 1981-12-01 Benoit Lloyd F Directional drilling sub
US4596294A (en) * 1982-04-16 1986-06-24 Russell Larry R Surface control bent sub for directional drilling of petroleum wells
US4745982A (en) * 1986-11-28 1988-05-24 Wenzel Kenneth H Adjustable bent sub
US4884643A (en) * 1989-01-17 1989-12-05 392534 Alberta Ltd. Downhole adjustable bent sub
CA2022452C (en) * 1990-08-01 1995-12-26 Douglas Wenzel Adjustable bent housing
US5117927A (en) * 1991-02-01 1992-06-02 Anadrill Downhole adjustable bent assemblies

Also Published As

Publication number Publication date
AU7932191A (en) 1992-01-02
NO912480D0 (no) 1991-06-25
CA2019898A1 (en) 1991-12-26
EP0465072A2 (en) 1992-01-08
EP0465072A3 (en) 1992-12-16

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