FR2613764B3 - DRILL BIT WITH ONE-PIECE FORGED STABILIZER - Google Patents

DRILL BIT WITH ONE-PIECE FORGED STABILIZER

Info

Publication number
FR2613764B3
FR2613764B3 FR8804716A FR8804716A FR2613764B3 FR 2613764 B3 FR2613764 B3 FR 2613764B3 FR 8804716 A FR8804716 A FR 8804716A FR 8804716 A FR8804716 A FR 8804716A FR 2613764 B3 FR2613764 B3 FR 2613764B3
Authority
FR
France
Prior art keywords
stabilizer
drill bit
piece forged
forged
piece
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
Application number
FR8804716A
Other languages
French (fr)
Other versions
FR2613764A1 (en
Inventor
Chris E Cawthorne
Gerard P Erpenbeck
H Van Nguyen
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.)
Smith International Inc
Original Assignee
Smith International Inc
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 Smith International Inc filed Critical Smith International Inc
Publication of FR2613764A1 publication Critical patent/FR2613764A1/en
Application granted granted Critical
Publication of FR2613764B3 publication Critical patent/FR2613764B3/en
Expired 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
    • E21B10/08—Roller 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
    • E21B10/08—Roller bits
    • E21B10/18—Roller bits characterised by conduits or nozzles for drilling fluids
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B10/52—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type with chisel- or button-type inserts

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)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
FR8804716A 1987-04-10 1988-04-08 DRILL BIT WITH ONE-PIECE FORGED STABILIZER Expired FR2613764B3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3662587A 1987-04-10 1987-04-10

Publications (2)

Publication Number Publication Date
FR2613764A1 FR2613764A1 (en) 1988-10-14
FR2613764B3 true FR2613764B3 (en) 1989-10-27

Family

ID=21889672

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8804716A Expired FR2613764B3 (en) 1987-04-10 1988-04-08 DRILL BIT WITH ONE-PIECE FORGED STABILIZER

Country Status (7)

Country Link
BE (1) BE1002144A5 (en)
CA (1) CA1335988C (en)
DE (1) DE3811370A1 (en)
FR (1) FR2613764B3 (en)
GB (1) GB2203470B (en)
MX (1) MX167812B (en)
NL (1) NL8800897A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5494123A (en) * 1994-10-04 1996-02-27 Smith International, Inc. Drill bit with protruding insert stabilizers
US5755299A (en) * 1995-08-03 1998-05-26 Dresser Industries, Inc. Hardfacing with coated diamond particles
US9574405B2 (en) 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US8955413B2 (en) 2009-07-31 2015-02-17 Smith International, Inc. Manufacturing methods for high shear roller cone bits
US8672060B2 (en) 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits
RU2725712C1 (en) * 2019-07-22 2020-07-03 Дмитрий Юрьевич Сериков Calibrator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3628616A (en) * 1969-12-18 1971-12-21 Smith International Drilling bit with integral stabilizer
US4068731A (en) * 1976-11-17 1978-01-17 Smith International, Inc. Extended nozzle and bit stabilizer and method of producing
US4140189A (en) * 1977-06-06 1979-02-20 Smith International, Inc. Rock bit with diamond reamer to maintain gage
DE2934471A1 (en) * 1979-08-25 1981-03-26 Smith International, Inc. (n.d. Ges. d. Staates Delaware), Newport Beach, Calif. Rock drill for geothermal shafts - where cutters contain peripheral row of very hard tungsten carbide inserts to improve drill life in arduous working conditions
US4727943A (en) * 1987-01-15 1988-03-01 Wood Roy W Rotary drill bit

Also Published As

Publication number Publication date
GB8808453D0 (en) 1988-05-11
FR2613764A1 (en) 1988-10-14
CA1335988C (en) 1995-06-20
MX167812B (en) 1993-04-13
GB2203470A (en) 1988-10-19
BE1002144A5 (en) 1990-07-31
GB2203470B (en) 1991-09-18
NL8800897A (en) 1988-11-01
DE3811370A1 (en) 1988-10-27

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Legal Events

Date Code Title Description
ST Notification of lapse