AU2858589A - Drill bit with improved steerability - Google Patents

Drill bit with improved steerability

Info

Publication number
AU2858589A
AU2858589A AU28585/89A AU2858589A AU2858589A AU 2858589 A AU2858589 A AU 2858589A AU 28585/89 A AU28585/89 A AU 28585/89A AU 2858589 A AU2858589 A AU 2858589A AU 2858589 A AU2858589 A AU 2858589A
Authority
AU
Australia
Prior art keywords
drill bit
improved steerability
steerability
improved
drill
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.)
Granted
Application number
AU28585/89A
Other versions
AU613142B2 (en
Inventor
Mark L. Jones
Gordon A. Tibbitts
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.)
Baker Hughes Oilfield Operations LLC
Original Assignee
Eastman 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
Application filed by Eastman Christensen Co filed Critical Eastman Christensen Co
Publication of AU2858589A publication Critical patent/AU2858589A/en
Application granted granted Critical
Publication of AU613142B2 publication Critical patent/AU613142B2/en
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
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1092—Gauge section of drill bits
    • 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
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • 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
    • E21B7/064—Deflecting the direction of boreholes specially adapted drill bits therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (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)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
AU28585/89A 1988-01-20 1989-01-18 Drill bit with improved steerability Expired - Fee Related AU613142B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14629088A 1988-01-20 1988-01-20
US146290 1988-01-20

Publications (2)

Publication Number Publication Date
AU2858589A true AU2858589A (en) 1989-07-20
AU613142B2 AU613142B2 (en) 1991-07-25

Family

ID=22516689

Family Applications (1)

Application Number Title Priority Date Filing Date
AU28585/89A Expired - Fee Related AU613142B2 (en) 1988-01-20 1989-01-18 Drill bit with improved steerability

Country Status (4)

Country Link
EP (1) EP0325272B1 (en)
AU (1) AU613142B2 (en)
CA (1) CA1306245C (en)
DE (1) DE68906166T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5161167A (en) * 1990-06-21 1992-11-03 Mitsubishi Denki Kabushiki Kaisha Semiconductor laser producing visible light
FR2743843B1 (en) * 1996-01-24 1998-04-24 D A T C Diamond And Tungsten C DRILLING TOOL, PARTICULARLY FOR PERFORMING OIL DRILLING
FR2751372B1 (en) * 1996-07-22 1998-12-04 Total Sa RELAXATION DRILLING TOOL
US5967247A (en) * 1997-09-08 1999-10-19 Baker Hughes Incorporated Steerable rotary drag bit with longitudinally variable gage aggressiveness

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2553701A (en) * 1949-09-16 1951-05-22 Willard F Comstock Well drilling bit
US3318400A (en) * 1965-03-31 1967-05-09 Exxon Production Research Co Hollow crown diamond bit
US3367430A (en) * 1966-08-24 1968-02-06 Christensen Diamond Prod Co Combination drill and reamer bit
CA948181A (en) * 1971-02-12 1974-05-28 Lionel Lavallee Diamond drills
US3978933A (en) * 1975-01-27 1976-09-07 Smith International, Inc. Bit-adjacent stabilizer and steel
US4176723A (en) * 1977-11-11 1979-12-04 DTL, Incorporated Diamond drill bit

Also Published As

Publication number Publication date
DE68906166D1 (en) 1993-06-03
EP0325272A3 (en) 1990-02-07
AU613142B2 (en) 1991-07-25
EP0325272A2 (en) 1989-07-26
DE68906166T2 (en) 1993-11-25
EP0325272B1 (en) 1993-04-28
CA1306245C (en) 1992-08-11

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