GB2194571B - Drilling apparatus and cutter - Google Patents

Drilling apparatus and cutter

Info

Publication number
GB2194571B
GB2194571B GB8718646A GB8718646A GB2194571B GB 2194571 B GB2194571 B GB 2194571B GB 8718646 A GB8718646 A GB 8718646A GB 8718646 A GB8718646 A GB 8718646A GB 2194571 B GB2194571 B GB 2194571B
Authority
GB
United Kingdom
Prior art keywords
cutter
drilling apparatus
drilling
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 - Lifetime
Application number
GB8718646A
Other versions
GB2194571A (en
GB8718646D0 (en
Inventor
Thomas F Bailey
John Edward Campbell
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.)
Drilex Systems Inc
Original Assignee
AZ International Tool Co
Drilex Systems 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 AZ International Tool Co, Drilex Systems Inc filed Critical AZ International Tool Co
Publication of GB8718646D0 publication Critical patent/GB8718646D0/en
Publication of GB2194571A publication Critical patent/GB2194571A/en
Application granted granted Critical
Publication of GB2194571B publication Critical patent/GB2194571B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
    • 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
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
    • E21B10/34—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools of roller-cutter type
    • E21B10/345—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools of roller-cutter type cutter shifted by fluid pressure
    • 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
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details

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)
GB8718646A 1986-08-13 1987-08-06 Drilling apparatus and cutter Expired - Lifetime GB2194571B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89606086A 1986-08-13 1986-08-13

Publications (3)

Publication Number Publication Date
GB8718646D0 GB8718646D0 (en) 1987-09-09
GB2194571A GB2194571A (en) 1988-03-09
GB2194571B true GB2194571B (en) 1990-05-16

Family

ID=25405559

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8718646A Expired - Lifetime GB2194571B (en) 1986-08-13 1987-08-06 Drilling apparatus and cutter

Country Status (7)

Country Link
CN (1) CN1008286B (en)
BR (1) BR8704193A (en)
CA (1) CA1326660C (en)
DE (1) DE3726813A1 (en)
FR (1) FR2607183B1 (en)
GB (1) GB2194571B (en)
NO (1) NO873373L (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8950514B2 (en) 2010-06-29 2015-02-10 Baker Hughes Incorporated Drill bits with anti-tracking features
US9004198B2 (en) 2009-09-16 2015-04-14 Baker Hughes Incorporated External, divorced PDC bearing assemblies for hybrid drill bits
US9353575B2 (en) 2011-11-15 2016-05-31 Baker Hughes Incorporated Hybrid drill bits having increased drilling efficiency
US9476259B2 (en) 2008-05-02 2016-10-25 Baker Hughes Incorporated System and method for leg retention on hybrid bits

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1044631C (en) * 1994-03-23 1999-08-11 刘启文 Boring drill
US6260635B1 (en) * 1998-01-26 2001-07-17 Dresser Industries, Inc. Rotary cone drill bit with enhanced journal bushing
US8678111B2 (en) 2007-11-16 2014-03-25 Baker Hughes Incorporated Hybrid drill bit and design method
US9782857B2 (en) 2011-02-11 2017-10-10 Baker Hughes Incorporated Hybrid drill bit having increased service life
MX2016015278A (en) 2014-05-23 2017-03-03 Baker Hughes Inc Hybrid bit with mechanically attached rolling cutter assembly.
US11428050B2 (en) 2014-10-20 2022-08-30 Baker Hughes Holdings Llc Reverse circulation hybrid bit
CN106903349A (en) * 2017-04-27 2017-06-30 湖北武大珞珈工程结构检测咨询有限公司 A kind of electric drill reaming bit
US10689913B2 (en) 2018-03-21 2020-06-23 Saudi Arabian Oil Company Supporting a string within a wellbore with a smart stabilizer
US10689914B2 (en) 2018-03-21 2020-06-23 Saudi Arabian Oil Company Opening a wellbore with a smart hole-opener
CN110548904B (en) * 2019-10-06 2020-07-28 常州市荣科新材料有限公司 Forced reaming drill bit
US11299968B2 (en) 2020-04-06 2022-04-12 Saudi Arabian Oil Company Reducing wellbore annular pressure with a release system
US11414942B2 (en) 2020-10-14 2022-08-16 Saudi Arabian Oil Company Packer installation systems and related methods

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB193679A (en) * 1922-02-28 1923-03-01 Alexander Mark Tucker Improvements in drill cutters for rotary boring drills
GB338146A (en) * 1929-06-13 1930-11-13 Walter Andreas Abegg Joint structure and method of making same
GB346946A (en) * 1929-03-25 1931-04-23 Chicago Pneumatic Tool Company
GB385819A (en) * 1931-05-19 1933-01-05 Chicago Pneumatic Tool Co Rotary roller bits for well-drilling
GB766242A (en) * 1955-03-23 1957-01-16 Archer William Kammerer Rotary expansible well drill bits
GB838833A (en) * 1958-08-25 1960-06-22 Archer William Kammerer Expansible rotary drill bit
GB1218915A (en) * 1968-09-24 1971-01-13 Rotary Oil Tool Company Expansible rotary drill bit with hydraulic lock
US3750771A (en) * 1972-05-08 1973-08-07 Grant Oil Tool Co Underreamer having variable arm extension
US4266622A (en) * 1979-01-15 1981-05-12 Smith International, Inc. Rotary rock bit and method of making same
US4282941A (en) * 1979-04-18 1981-08-11 Smith International Inc. Underreamer with large cutter elements and axial fluid passage
US4533003A (en) * 1984-03-08 1985-08-06 A-Z International Company Drilling apparatus and cutter therefor
US4600064A (en) * 1985-02-25 1986-07-15 Hughes Tool Company Earth boring bit with bearing sleeve
GB2188959A (en) * 1986-04-14 1987-10-14 A Z Int Tool Co Underreamer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1803679A (en) * 1925-12-16 1931-05-05 Hughes Tool Co Drill cutter retaining means
US2519716A (en) * 1946-03-06 1950-08-22 Reed Roller Bit Co Bearing assembly
US2641447A (en) * 1950-01-09 1953-06-09 Archer W Kammerer Hook tooth rotary drill bit and cutter
US3171503A (en) * 1962-05-02 1965-03-02 Kirk R Shirley Expansible rotary drill bit
US3386521A (en) * 1965-11-26 1968-06-04 A Z Internat Tool Company Combination well drilling tool
US3998500A (en) * 1975-08-28 1976-12-21 Smith International, Inc. Mountable cone sub assembly
US4161343A (en) * 1978-07-21 1979-07-17 Dresser Industries, Inc. Cone retainer for a rotary rock bit
US4478299A (en) * 1982-03-26 1984-10-23 Trend Rock Bit Alberta, Ltd. Rock bit construction

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB193679A (en) * 1922-02-28 1923-03-01 Alexander Mark Tucker Improvements in drill cutters for rotary boring drills
GB346946A (en) * 1929-03-25 1931-04-23 Chicago Pneumatic Tool Company
GB338146A (en) * 1929-06-13 1930-11-13 Walter Andreas Abegg Joint structure and method of making same
GB385819A (en) * 1931-05-19 1933-01-05 Chicago Pneumatic Tool Co Rotary roller bits for well-drilling
GB766242A (en) * 1955-03-23 1957-01-16 Archer William Kammerer Rotary expansible well drill bits
GB838833A (en) * 1958-08-25 1960-06-22 Archer William Kammerer Expansible rotary drill bit
GB1218915A (en) * 1968-09-24 1971-01-13 Rotary Oil Tool Company Expansible rotary drill bit with hydraulic lock
US3750771A (en) * 1972-05-08 1973-08-07 Grant Oil Tool Co Underreamer having variable arm extension
US4266622A (en) * 1979-01-15 1981-05-12 Smith International, Inc. Rotary rock bit and method of making same
US4282941A (en) * 1979-04-18 1981-08-11 Smith International Inc. Underreamer with large cutter elements and axial fluid passage
US4533003A (en) * 1984-03-08 1985-08-06 A-Z International Company Drilling apparatus and cutter therefor
US4600064A (en) * 1985-02-25 1986-07-15 Hughes Tool Company Earth boring bit with bearing sleeve
GB2188959A (en) * 1986-04-14 1987-10-14 A Z Int Tool Co Underreamer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9476259B2 (en) 2008-05-02 2016-10-25 Baker Hughes Incorporated System and method for leg retention on hybrid bits
US9004198B2 (en) 2009-09-16 2015-04-14 Baker Hughes Incorporated External, divorced PDC bearing assemblies for hybrid drill bits
US9556681B2 (en) 2009-09-16 2017-01-31 Baker Hughes Incorporated External, divorced PDC bearing assemblies for hybrid drill bits
US8950514B2 (en) 2010-06-29 2015-02-10 Baker Hughes Incorporated Drill bits with anti-tracking features
US9353575B2 (en) 2011-11-15 2016-05-31 Baker Hughes Incorporated Hybrid drill bits having increased drilling efficiency

Also Published As

Publication number Publication date
NO873373L (en) 1988-02-15
BR8704193A (en) 1988-04-12
NO873373D0 (en) 1987-08-12
GB2194571A (en) 1988-03-09
DE3726813A1 (en) 1988-02-25
CN87105588A (en) 1988-06-01
CA1326660C (en) 1994-02-01
CN1008286B (en) 1990-06-06
GB8718646D0 (en) 1987-09-09
FR2607183A1 (en) 1988-05-27
DE3726813C2 (en) 1993-01-21
FR2607183B1 (en) 1994-02-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940806