NO2588704T3 - - Google Patents

Info

Publication number
NO2588704T3
NO2588704T3 NO11730836A NO11730836A NO2588704T3 NO 2588704 T3 NO2588704 T3 NO 2588704T3 NO 11730836 A NO11730836 A NO 11730836A NO 11730836 A NO11730836 A NO 11730836A NO 2588704 T3 NO2588704 T3 NO 2588704T3
Authority
NO
Norway
Application number
NO11730836A
Other languages
Norwegian (no)
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 filed Critical
Publication of NO2588704T3 publication Critical patent/NO2588704T3/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
    • E21B10/00—Drill bits
    • E21B10/08—Roller bits
    • E21B10/14—Roller bits combined with non-rolling cutters other than of leading-portion type
    • 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
    • E21B10/02—Core bits
    • E21B10/06—Roller core 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
    • E21B10/083—Roller bits with longitudinal axis, e.g. wobbling or nutating roller bit
    • 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
    • E21B10/16—Roller bits characterised by tooth form or arrangement

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)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
NO11730836A 2010-06-29 2011-06-29 NO2588704T3 (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US35960610P 2010-06-29 2010-06-29
PCT/US2011/042437 WO2012006182A1 (en) 2010-06-29 2011-06-29 Drill bits with anti-tracking features

Publications (1)

Publication Number Publication Date
NO2588704T3 true NO2588704T3 (en:Method) 2018-03-31

Family

ID=44317934

Family Applications (1)

Application Number Title Priority Date Filing Date
NO11730836A NO2588704T3 (en:Method) 2010-06-29 2011-06-29

Country Status (10)

Country Link
US (2) US8950514B2 (en:Method)
EP (1) EP2588704B1 (en:Method)
CN (4) CN105672887B (en:Method)
BR (1) BR112012033700B1 (en:Method)
CA (1) CA2804041C (en:Method)
MX (1) MX340468B (en:Method)
NO (1) NO2588704T3 (en:Method)
RU (1) RU2598388C2 (en:Method)
SA (3) SA114350453B1 (en:Method)
WO (1) WO2012006182A1 (en:Method)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8678111B2 (en) 2007-11-16 2014-03-25 Baker Hughes Incorporated Hybrid drill bit and design method
US20120205160A1 (en) 2011-02-11 2012-08-16 Baker Hughes Incorporated System and method for leg retention on hybrid bits
US8459378B2 (en) 2009-05-13 2013-06-11 Baker Hughes Incorporated Hybrid drill bit
EP2478177A2 (en) 2009-09-16 2012-07-25 Baker Hughes Incorporated External, divorced pdc bearing assemblies for hybrid drill bits
NO2588704T3 (en:Method) * 2010-06-29 2018-03-31
US9782857B2 (en) 2011-02-11 2017-10-10 Baker Hughes Incorporated Hybrid drill bit having increased service life
MX351357B (es) 2011-11-15 2017-10-11 Baker Hughes Inc Barrenas de perforación híbridas que tienen eficiencia incrementada de perforación.
CN103742077A (zh) * 2014-01-26 2014-04-23 山东远征石油设备股份有限公司 复合式耐磨钻头
WO2015179792A2 (en) 2014-05-23 2015-11-26 Baker Hughes Incorporated Hybrid bit with mechanically attached rolling cutter assembly
US11428050B2 (en) * 2014-10-20 2022-08-30 Baker Hughes Holdings Llc Reverse circulation hybrid bit
WO2017053438A1 (en) * 2015-09-21 2017-03-30 Smith International, Inc. Determination of spiral sets
US10767420B2 (en) 2015-07-02 2020-09-08 Smith International, Inc. Roller cone drill bit with evenly loaded cutting elements
US10557311B2 (en) 2015-07-17 2020-02-11 Halliburton Energy Services, Inc. Hybrid drill bit with counter-rotation cutters in center
US10196859B2 (en) * 2016-03-04 2019-02-05 Baker Hughes Incorporated Drill bits, rotatable cutting structures, cutting structures having adjustable rotational resistance, and related methods
CN105804662B (zh) * 2016-04-05 2017-12-29 武汉亿斯达工具有限公司 双轴承简支梁式破岩滚刀及其混合式pdc钻头
CN108019173A (zh) * 2016-09-30 2018-05-11 施蓝姆伯格技术公司 井下铣削切割结构
RU2681153C1 (ru) * 2018-01-29 2019-03-04 Ооо Фирма "Вефт" Сухая строительная смесь для приготовления торкрет-раствора
US11708726B2 (en) * 2018-05-29 2023-07-25 Quanta Associates, L.P. Horizontal directional reaming
AU2019279892B2 (en) * 2018-05-29 2024-09-12 Quanta Associates, L.P. Horizontal directional reaming
CN109386237B (zh) * 2018-11-19 2024-04-30 三原石油钻头厂 一种镶装浮动复合齿的多刀翼钻头
US12084919B2 (en) 2019-05-21 2024-09-10 Schlumberger Technology Corporation Hybrid bit
CN116601371A (zh) 2020-09-29 2023-08-15 斯伦贝谢技术有限公司 混合钻头
US12270254B2 (en) * 2020-10-19 2025-04-08 Taurex Drill Bits, LLC Drill bits with variable cutter alignment
CN113389496B (zh) * 2021-06-16 2024-12-06 中石化江钻石油机械有限公司 一种长寿命混合钻头
WO2025264912A1 (en) * 2024-06-21 2025-12-26 Schlumberger Technology Corporation Blunt-nosed roller cone hybrid bit

Family Cites Families (357)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126066A (en) * 1964-03-24 Rotary drill bit with wiper blade
US3126067A (en) 1964-03-24 Roller bit with inserts
USRE23416E (en) 1951-10-16 Drill
US930759A (en) 1908-11-20 1909-08-10 Howard R Hughes Drill.
US1388424A (en) 1919-06-27 1921-08-23 Edward A George Rotary bit
US1394769A (en) 1920-05-18 1921-10-25 C E Reed Drill-head for oil-wells
US1519641A (en) 1920-10-12 1924-12-16 Walter N Thompson Rotary underreamer
US1537550A (en) 1923-01-13 1925-05-12 Reed Roller Bit Co Lubricator for deep-well-drilling apparatus
US1729062A (en) 1927-08-15 1929-09-24 Reed Roller Bit Co Roller-cutter mounting
US1801720A (en) 1927-11-26 1931-04-21 Reed Roller Bit Co Roller bit
US1821474A (en) 1927-12-05 1931-09-01 Sullivan Machinery Co Boring tool
US1896243A (en) 1928-04-12 1933-02-07 Hughes Tool Co Cutter support for well drills
US1816568A (en) 1929-06-05 1931-07-28 Reed Roller Bit Co Drill bit
US1874066A (en) 1930-04-28 1932-08-30 Floyd L Scott Combination rolling and scraping cutter drill
US1932487A (en) 1930-07-11 1933-10-31 Hughes Tool Co Combination scraping and rolling cutter drill
US1879127A (en) 1930-07-21 1932-09-27 Hughes Tool Co Combination rolling and scraping cutter bit
US2030722A (en) 1933-12-01 1936-02-11 Hughes Tool Co Cutter assembly
US2117481A (en) 1935-02-19 1938-05-17 Globe Oil Tools Co Rock core drill head
US2038386A (en) * 1935-03-09 1936-04-21 Hughes Tool Co Cutter for well drills
US2119618A (en) 1937-08-28 1938-06-07 John A Zublin Oversize hole drilling mechanism
US2198849A (en) 1938-06-09 1940-04-30 Reuben L Waxler Drill
US2204657A (en) 1938-07-12 1940-06-18 Brendel Clyde Roller bit
US2184067A (en) * 1939-01-03 1939-12-19 John A Zublin Drill bit
US2216894A (en) 1939-10-12 1940-10-08 Reed Roller Bit Co Rock bit
US2244537A (en) 1939-12-22 1941-06-03 Archer W Kammerer Well drilling bit
US2320136A (en) 1940-09-30 1943-05-25 Archer W Kammerer Well drilling bit
US2297157A (en) 1940-11-16 1942-09-29 Mcclinton John Drill
US2318370A (en) 1940-12-06 1943-05-04 Kasner M Oil well drilling bit
US2320137A (en) 1941-08-12 1943-05-25 Archer W Kammerer Rotary drill bit
US2358642A (en) 1941-11-08 1944-09-19 Archer W Kammerer Rotary drill bit
US2380112A (en) 1942-01-02 1945-07-10 Kinnear Clarence Wellington Drill
US2533258A (en) * 1945-11-09 1950-12-12 Hughes Tool Co Drill cutter
US2533259A (en) 1946-06-28 1950-12-12 Hughes Tool Co Cluster tooth cutter
US2520517A (en) 1946-10-25 1950-08-29 Manley L Natland Apparatus for drilling wells
US2557302A (en) * 1947-12-12 1951-06-19 Aubrey F Maydew Combination drag and rotary drilling bit
US2575438A (en) 1949-09-28 1951-11-20 Kennametal Inc Percussion drill bit body
US2628821A (en) 1950-10-07 1953-02-17 Kennametal Inc Percussion drill bit body
US2661931A (en) 1950-12-04 1953-12-08 Security Engineering Division Hydraulic rotary rock bit
US2719026A (en) 1952-04-28 1955-09-27 Reed Roller Bit Co Earth boring drill
US2725215A (en) 1953-05-05 1955-11-29 Donald B Macneir Rotary rock drilling tool
US2815932A (en) 1956-02-29 1957-12-10 Norman E Wolfram Retractable rock drill bit apparatus
US2994389A (en) 1957-06-07 1961-08-01 Le Bus Royalty Company Combined drilling and reaming apparatus
US3066749A (en) 1959-08-10 1962-12-04 Jersey Prod Res Co Combination drill bit
US3010708A (en) 1960-04-11 1961-11-28 Goodman Mfg Co Rotary mining head and core breaker therefor
US3050293A (en) 1960-05-12 1962-08-21 Goodman Mfg Co Rotary mining head and core breaker therefor
US3055443A (en) 1960-05-31 1962-09-25 Jersey Prod Res Co Drill bit
US3039503A (en) 1960-08-17 1962-06-19 Nell C Mainone Means for mounting cutter blades on a cylindrical cutterhead
US3239431A (en) 1963-02-21 1966-03-08 Knapp Seth Raymond Rotary well bits
US3174564A (en) 1963-06-10 1965-03-23 Hughes Tool Co Combination core bit
US3250337A (en) 1963-10-29 1966-05-10 Max J Demo Rotary shock wave drill bit
US3269469A (en) 1964-01-10 1966-08-30 Hughes Tool Co Solid head rotary-percussion bit with rolling cutters
US3397751A (en) * 1966-03-02 1968-08-20 Continental Oil Co Asymmetric three-cone rock bit
US3387673A (en) 1966-03-15 1968-06-11 Ingersoll Rand Co Rotary percussion gang drill
US3424258A (en) 1966-11-16 1969-01-28 Japan Petroleum Dev Corp Rotary bit for use in rotary drilling
DE1301784B (de) 1968-01-27 1969-08-28 Deutsche Erdoel Ag Kombinationsbohrmeissel fuer plastisches Gebirge
US3583501A (en) 1969-03-06 1971-06-08 Mission Mfg Co Rock bit with powered gauge cutter
USRE28625E (en) 1970-08-03 1975-11-25 Rock drill with increased bearing life
US3760894A (en) 1971-11-10 1973-09-25 M Pitifer Replaceable blade drilling bits
US4006788A (en) 1975-06-11 1977-02-08 Smith International, Inc. Diamond cutter rock bit with penetration limiting
JPS5382601A (en) 1976-12-28 1978-07-21 Tokiwa Kogyo Kk Rotary grinding type excavation drill head
SE7701680L (sv) 1977-02-16 1978-08-17 Skf Ab Axiallager for en rulle i en rullborrkrona sw 77 004 sw
US4108259A (en) 1977-05-23 1978-08-22 Smith International, Inc. Raise drill with removable stem
US4140189A (en) 1977-06-06 1979-02-20 Smith International, Inc. Rock bit with diamond reamer to maintain gage
US4270812A (en) 1977-07-08 1981-06-02 Thomas Robert D Drill bit bearing
US4187922A (en) * 1978-05-12 1980-02-12 Dresser Industries, Inc. Varied pitch rotary rock bit
DE2960568D1 (en) 1978-05-30 1981-11-05 Grootcon Uk Ltd Method of welding metal parts
US4285409A (en) * 1979-06-28 1981-08-25 Smith International, Inc. Two cone bit with extended diamond cutters
US4260203A (en) 1979-09-10 1981-04-07 Smith International, Inc. Bearing structure for a rotary rock bit
US4527637A (en) 1981-05-11 1985-07-09 Bodine Albert G Cycloidal drill bit
US4293048A (en) 1980-01-25 1981-10-06 Smith International, Inc. Jet dual bit
US4408671A (en) * 1980-04-24 1983-10-11 Munson Beauford E Roller cone drill bit
US4343371A (en) 1980-04-28 1982-08-10 Smith International, Inc. Hybrid rock bit
US4369849A (en) 1980-06-05 1983-01-25 Reed Rock Bit Company Large diameter oil well drilling bit
US4359112A (en) 1980-06-19 1982-11-16 Smith International, Inc. Hybrid diamond insert platform locator and retention method
US4320808A (en) 1980-06-24 1982-03-23 Garrett Wylie P Rotary drill bit
US4386669A (en) 1980-12-08 1983-06-07 Evans Robert F Drill bit with yielding support and force applying structure for abrasion cutting elements
US4359114A (en) 1980-12-10 1982-11-16 Robbins Machine, Inc. Raise drill bit inboard cutter assembly
US4428687A (en) 1981-05-11 1984-01-31 Hughes Tool Company Floating seal for earth boring bit
US4456082A (en) 1981-05-18 1984-06-26 Smith International, Inc. Expandable rock bit
US4468138A (en) 1981-09-28 1984-08-28 Maurer Engineering Inc. Manufacture of diamond bearings
US4448269A (en) 1981-10-27 1984-05-15 Hitachi Construction Machinery Co., Ltd. Cutter head for pit-boring machine
SE446646B (sv) 1981-12-15 1986-09-29 Santrade Ltd Bergborrkrona och sett att tillverka denna
US4410284A (en) 1982-04-22 1983-10-18 Smith International, Inc. Composite floating element thrust bearing
US4527644A (en) 1983-03-25 1985-07-09 Allam Farouk M Drilling bit
US4444281A (en) 1983-03-30 1984-04-24 Reed Rock Bit Company Combination drag and roller cutter drill bit
EP0162107A1 (en) 1983-11-18 1985-11-27 Rock Bit Industries U.S.A. Inc. Hybrid rock bit
US4726718A (en) 1984-03-26 1988-02-23 Eastman Christensen Co. Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks
US5028177A (en) 1984-03-26 1991-07-02 Eastman Christensen Company Multi-component cutting element using triangular, rectangular and higher order polyhedral-shaped polycrystalline diamond disks
AU3946885A (en) 1984-03-26 1985-10-03 Norton Christensen Inc. Cutting element using polycrystalline diamond disks
US4525178A (en) 1984-04-16 1985-06-25 Megadiamond Industries, Inc. Composite polycrystalline diamond
SE457656B (sv) 1984-06-18 1989-01-16 Santrade Ltd Borrkrona innefattande en roterande skaerrulle och borrhuvud innefattande saadan borrkrona
US4572306A (en) 1984-12-07 1986-02-25 Dorosz Dennis D E Journal bushing drill bit construction
US4738322A (en) 1984-12-21 1988-04-19 Smith International Inc. Polycrystalline diamond bearing system for a roller cone rock bit
US4802539A (en) 1984-12-21 1989-02-07 Smith International, Inc. Polycrystalline diamond bearing system for a roller cone rock bit
US4600064A (en) 1985-02-25 1986-07-15 Hughes Tool Company Earth boring bit with bearing sleeve
US4657091A (en) 1985-05-06 1987-04-14 Robert Higdon Drill bits with cone retention means
SU1331988A1 (ru) 1985-07-12 1987-08-23 И.И. Барабашкин, И. В. Воевидко и В. М. Ивасив Калибратор
US4664705A (en) 1985-07-30 1987-05-12 Sii Megadiamond, Inc. Infiltrated thermally stable polycrystalline diamond
GB8528894D0 (en) 1985-11-23 1986-01-02 Nl Petroleum Prod Rotary drill bits
US4690228A (en) 1986-03-14 1987-09-01 Eastman Christensen Company Changeover bit for extended life, varied formations and steady wear
US4706765A (en) 1986-08-11 1987-11-17 Four E Inc. Drill bit assembly
US4865137A (en) 1986-08-13 1989-09-12 Drilex Systems, Inc. Drilling apparatus and cutter
GB2194571B (en) 1986-08-13 1990-05-16 A Z Int Tool Co Drilling apparatus and cutter
US5030276A (en) 1986-10-20 1991-07-09 Norton Company Low pressure bonding of PCD bodies and method
US4943488A (en) 1986-10-20 1990-07-24 Norton Company Low pressure bonding of PCD bodies and method for drill bits and the like
US5116568A (en) 1986-10-20 1992-05-26 Norton Company Method for low pressure bonding of PCD bodies
US4727942A (en) 1986-11-05 1988-03-01 Hughes Tool Company Compensator for earth boring bits
DE3709836C1 (de) 1987-03-25 1988-09-29 Eastman Christensen Co Gleitlager fuer Tiefbohrwerkzeuge
US4765205A (en) 1987-06-01 1988-08-23 Bob Higdon Method of assembling drill bits and product assembled thereby
US4763736A (en) * 1987-07-08 1988-08-16 Varel Manufacturing Company Asymmetrical rotary cone bit
US4756631A (en) 1987-07-24 1988-07-12 Smith International, Inc. Diamond bearing for high-speed drag bits
US4825964A (en) 1987-08-24 1989-05-02 Rives Allen K Arrangement for reducing seal damage between rotatable and stationary members
CA1270479A (en) 1987-12-14 1990-06-19 Jerome Labrosse Tubing bit opener
US4819703A (en) 1988-05-23 1989-04-11 Verle L. Rice Blade mount for planar head
USRE37450E1 (en) 1988-06-27 2001-11-20 The Charles Machine Works, Inc. Directional multi-blade boring head
US5027912A (en) 1988-07-06 1991-07-02 Baker Hughes Incorporated Drill bit having improved cutter configuration
US4874047A (en) 1988-07-21 1989-10-17 Cummins Engine Company, Inc. Method and apparatus for retaining roller cone of drill bit
US4875532A (en) 1988-09-19 1989-10-24 Dresser Industries, Inc. Roller drill bit having radial-thrust pilot bushing incorporating anti-galling material
US4981184A (en) 1988-11-21 1991-01-01 Smith International, Inc. Diamond drag bit for soft formations
US4880068A (en) 1988-11-21 1989-11-14 Varel Manufacturing Company Rotary drill bit locking mechanism
US4892159A (en) 1988-11-29 1990-01-09 Exxon Production Research Company Kerf-cutting apparatus and method for improved drilling rates
NO169735C (no) 1989-01-26 1992-07-29 Geir Tandberg Kombinasjonsborekrone
GB8907618D0 (en) 1989-04-05 1989-05-17 Morrison Pumps Sa Drilling
US4932484A (en) 1989-04-10 1990-06-12 Amoco Corporation Whirl resistant bit
US4953641A (en) 1989-04-27 1990-09-04 Hughes Tool Company Two cone bit with non-opposite cones
US4936398A (en) 1989-07-07 1990-06-26 Cledisc International B.V. Rotary drilling device
US4976324A (en) 1989-09-22 1990-12-11 Baker Hughes Incorporated Drill bit having diamond film cutting surface
SU1724847A1 (ru) * 1989-11-27 1992-04-07 Специальное конструкторское бюро по долотам Производственного объединения "Куйбышевбурмаш" Буровое шарошечное долото
US5049164A (en) 1990-01-05 1991-09-17 Norton Company Multilayer coated abrasive element for bonding to a backing
US4991671A (en) 1990-03-13 1991-02-12 Camco International Inc. Means for mounting a roller cutter on a drill bit
US4984643A (en) 1990-03-21 1991-01-15 Hughes Tool Company Anti-balling earth boring bit
US5027914A (en) 1990-06-04 1991-07-02 Wilson Steve B Pilot casing mill
US5224560A (en) 1990-10-30 1993-07-06 Modular Engineering Modular drill bit
US5199516A (en) 1990-10-30 1993-04-06 Modular Engineering Modular drill bit
US5137097A (en) 1990-10-30 1992-08-11 Modular Engineering Modular drill bit
US5037212A (en) 1990-11-29 1991-08-06 Smith International, Inc. Bearing structure for downhole motors
US5145017A (en) 1991-01-07 1992-09-08 Exxon Production Research Company Kerf-cutting apparatus for increased drilling rates
US5197555A (en) 1991-05-22 1993-03-30 Rock Bit International, Inc. Rock bit with vectored inserts
US5092687A (en) 1991-06-04 1992-03-03 Anadrill, Inc. Diamond thrust bearing and method for manufacturing same
US5941322A (en) 1991-10-21 1999-08-24 The Charles Machine Works, Inc. Directional boring head with blade assembly
US5253939A (en) 1991-11-22 1993-10-19 Anadrill, Inc. High performance bearing pad for thrust bearing
US5238074A (en) 1992-01-06 1993-08-24 Baker Hughes Incorporated Mosaic diamond drag bit cutter having a nonuniform wear pattern
US5467836A (en) 1992-01-31 1995-11-21 Baker Hughes Incorporated Fixed cutter bit with shear cutting gage
US5287936A (en) 1992-01-31 1994-02-22 Baker Hughes Incorporated Rolling cone bit with shear cutting gage
US5346026A (en) 1992-01-31 1994-09-13 Baker Hughes Incorporated Rolling cone bit with shear cutting gage
NO176528C (no) 1992-02-17 1995-04-19 Kverneland Klepp As Anordning ved borekroner
US5342129A (en) 1992-03-30 1994-08-30 Dennis Tool Company Bearing assembly with sidewall-brazed PCD plugs
EP0569663A1 (en) 1992-05-15 1993-11-18 Baker Hughes Incorporated Improved anti-whirl drill bit
US5558170A (en) 1992-12-23 1996-09-24 Baroid Technology, Inc. Method and apparatus for improving drill bit stability
US5289889A (en) 1993-01-21 1994-03-01 Marvin Gearhart Roller cone core bit with spiral stabilizers
US5361859A (en) 1993-02-12 1994-11-08 Baker Hughes Incorporated Expandable gage bit for drilling and method of drilling
US5560440A (en) 1993-02-12 1996-10-01 Baker Hughes Incorporated Bit for subterranean drilling fabricated from separately-formed major components
US6068070A (en) 1997-09-03 2000-05-30 Baker Hughes Incorporated Diamond enhanced bearing for earth-boring bit
US6209185B1 (en) 1993-04-16 2001-04-03 Baker Hughes Incorporated Earth-boring bit with improved rigid face seal
US6045029A (en) 1993-04-16 2000-04-04 Baker Hughes Incorporated Earth-boring bit with improved rigid face seal
US5355559A (en) 1993-04-26 1994-10-18 Amerock Corporation Hinge for inset doors
US5351770A (en) 1993-06-15 1994-10-04 Smith International, Inc. Ultra hard insert cutters for heel row rotary cone rock bit applications
GB9314954D0 (en) 1993-07-16 1993-09-01 Camco Drilling Group Ltd Improvements in or relating to torary drill bits
US5429200A (en) 1994-03-31 1995-07-04 Dresser Industries, Inc. Rotary drill bit with improved cutter
US5452771A (en) 1994-03-31 1995-09-26 Dresser Industries, Inc. Rotary drill bit with improved cutter and seal protection
US5472057A (en) 1994-04-11 1995-12-05 Atlantic Richfield Company Drilling with casing and retrievable bit-motor assembly
US5439067B1 (en) 1994-08-08 1997-03-04 Dresser Ind Rock bit with enhanced fluid return area
US5595255A (en) 1994-08-08 1997-01-21 Dresser Industries, Inc. Rotary cone drill bit with improved support arms
US5439068B1 (en) 1994-08-08 1997-01-14 Dresser Ind Modular rotary drill bit
US5606895A (en) 1994-08-08 1997-03-04 Dresser Industries, Inc. Method for manufacture and rebuild a rotary drill bit
US5513715A (en) 1994-08-31 1996-05-07 Dresser Industries, Inc. Flat seal for a roller cone rock bit
US5494123A (en) 1994-10-04 1996-02-27 Smith International, Inc. Drill bit with protruding insert stabilizers
US5553681A (en) 1994-12-07 1996-09-10 Dresser Industries, Inc. Rotary cone drill bit with angled ramps
US5755297A (en) 1994-12-07 1998-05-26 Dresser Industries, Inc. Rotary cone drill bit with integral stabilizers
US5547033A (en) 1994-12-07 1996-08-20 Dresser Industries, Inc. Rotary cone drill bit and method for enhanced lifting of fluids and cuttings
US5593231A (en) 1995-01-17 1997-01-14 Dresser Industries, Inc. Hydrodynamic bearing
US5996713A (en) 1995-01-26 1999-12-07 Baker Hughes Incorporated Rolling cutter bit with improved rotational stabilization
US5570750A (en) 1995-04-20 1996-11-05 Dresser Industries, Inc. Rotary drill bit with improved shirttail and seal protection
US5641029A (en) 1995-06-06 1997-06-24 Dresser Industries, Inc. Rotary cone drill bit modular arm
US5695019A (en) 1995-08-23 1997-12-09 Dresser Industries, Inc. Rotary cone drill bit with truncated rolling cone cutters and dome area cutter inserts
USD384084S (en) 1995-09-12 1997-09-23 Dresser Industries, Inc. Rotary cone drill bit
US5695018A (en) 1995-09-13 1997-12-09 Baker Hughes Incorporated Earth-boring bit with negative offset and inverted gage cutting elements
US5904213A (en) 1995-10-10 1999-05-18 Camco International (Uk) Limited Rotary drill bits
US5862871A (en) 1996-02-20 1999-01-26 Ccore Technology & Licensing Limited, A Texas Limited Partnership Axial-vortex jet drilling system and method
CA2219985C (en) 1996-03-01 2005-04-19 Allen Kent Rives Cantilevered hole opener
US5642942A (en) 1996-03-26 1997-07-01 Smith International, Inc. Thrust plugs for rotary cone air bits
US6390210B1 (en) 1996-04-10 2002-05-21 Smith International, Inc. Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty
US6241034B1 (en) 1996-06-21 2001-06-05 Smith International, Inc. Cutter element with expanded crest geometry
US6116357A (en) 1996-09-09 2000-09-12 Smith International, Inc. Rock drill bit with back-reaming protection
US5904212A (en) 1996-11-12 1999-05-18 Dresser Industries, Inc. Gauge face inlay for bit hardfacing
BE1010801A3 (fr) 1996-12-16 1999-02-02 Dresser Ind Outil de forage et/ou de carottage.
BE1010802A3 (fr) 1996-12-16 1999-02-02 Dresser Ind Tete de forage.
US5839526A (en) 1997-04-04 1998-11-24 Smith International, Inc. Rolling cone steel tooth bit with enhancements in cutter shape and placement
GB9708428D0 (en) 1997-04-26 1997-06-18 Camco Int Uk Ltd Improvements in or relating to rotary drill bits
US5944125A (en) 1997-06-19 1999-08-31 Varel International, Inc. Rock bit with improved thrust face
US6095265A (en) 1997-08-15 2000-08-01 Smith International, Inc. Impregnated drill bits with adaptive matrix
US6561293B2 (en) 1997-09-04 2003-05-13 Smith International, Inc. Cutter element with non-linear, expanded crest
US6321862B1 (en) 1997-09-08 2001-11-27 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with cutting elements and up-drill capability
US6173797B1 (en) 1997-09-08 2001-01-16 Baker Hughes Incorporated Rotary drill bits for directional drilling employing movable cutters and tandem gage pad arrangement with active cutting elements and having up-drill capability
EP1023519A1 (en) 1997-10-14 2000-08-02 Dresser Industries Inc. Rock bit with improved nozzle placement
WO1999037879A1 (en) 1998-01-26 1999-07-29 Dresser Industries, Inc. Rotary cone drill bit with enhanced journal bushing
WO1999037880A1 (en) 1998-01-26 1999-07-29 Dresser Industries, Inc. Rotary cone drill bit with enhanced thrust bearing flange
US6568490B1 (en) 1998-02-23 2003-05-27 Halliburton Energy Services, Inc. Method and apparatus for fabricating rotary cone drill bits
US6109375A (en) 1998-02-23 2000-08-29 Dresser Industries, Inc. Method and apparatus for fabricating rotary cone drill bits
WO1999049174A1 (en) 1998-03-26 1999-09-30 Dresser Industries, Inc. Rotary cone drill bit with improved bearing system
US6206116B1 (en) 1998-07-13 2001-03-27 Dresser Industries, Inc. Rotary cone drill bit with machined cutting structure
US20040045742A1 (en) 2001-04-10 2004-03-11 Halliburton Energy Services, Inc. Force-balanced roller-cone bits, systems, drilling methods, and design methods
US7334652B2 (en) * 1998-08-31 2008-02-26 Halliburton Energy Services, Inc. Roller cone drill bits with enhanced cutting elements and cutting structures
US6401839B1 (en) 1998-08-31 2002-06-11 Halliburton Energy Services, Inc. Roller cone bits, methods, and systems with anti-tracking variation in tooth orientation
US6241036B1 (en) 1998-09-16 2001-06-05 Baker Hughes Incorporated Reinforced abrasive-impregnated cutting elements, drill bits including same
US6345673B1 (en) 1998-11-20 2002-02-12 Smith International, Inc. High offset bits with super-abrasive cutters
US6401844B1 (en) 1998-12-03 2002-06-11 Baker Hughes Incorporated Cutter with complex superabrasive geometry and drill bits so equipped
SE516079C2 (sv) 1998-12-18 2001-11-12 Sandvik Ab Rullborrkrona
US6279671B1 (en) 1999-03-01 2001-08-28 Amiya K. Panigrahi Roller cone bit with improved seal gland design
BE1012545A3 (fr) 1999-03-09 2000-12-05 Security Dbs Elargisseur de trou de forage.
CA2342615C (en) 1999-05-14 2007-05-01 Allen Kent Rives Hole opener with multisized, replaceable arms and cutters
CN2380677Y (zh) * 1999-06-02 2000-05-31 杜晓瑞 混合型钻头
US6190050B1 (en) 1999-06-22 2001-02-20 Camco International, Inc. System and method for preparing wear-resistant bearing surfaces
US6170582B1 (en) 1999-07-01 2001-01-09 Smith International, Inc. Rock bit cone retention system
JP2001026944A (ja) 1999-07-16 2001-01-30 Kobelco Contstruction Machinery Ltd 建設機械の排気系構造
CA2314114C (en) 1999-07-19 2007-04-10 Smith International, Inc. Improved rock drill bit with neck protection
US6684967B2 (en) 1999-08-05 2004-02-03 Smith International, Inc. Side cutting gage pad improving stabilization and borehole integrity
US6460631B2 (en) 1999-08-26 2002-10-08 Baker Hughes Incorporated Drill bits with reduced exposure of cutters
US6533051B1 (en) 1999-09-07 2003-03-18 Smith International, Inc. Roller cone drill bit shale diverter
US6386302B1 (en) 1999-09-09 2002-05-14 Smith International, Inc. Polycrystaline diamond compact insert reaming tool
SE524046C2 (sv) 1999-09-24 2004-06-22 Varel Internat Inc Rullborrkrona
US6460635B1 (en) 1999-10-25 2002-10-08 Kalsi Engineering, Inc. Load responsive hydrodynamic bearing
US6510906B1 (en) 1999-11-29 2003-01-28 Baker Hughes Incorporated Impregnated bit with PDC cutters in cone area
US6843333B2 (en) 1999-11-29 2005-01-18 Baker Hughes Incorporated Impregnated rotary drag bit
JP3513698B2 (ja) 1999-12-03 2004-03-31 飛島建設株式会社 掘削ヘッド
US8082134B2 (en) 2000-03-13 2011-12-20 Smith International, Inc. Techniques for modeling/simulating, designing optimizing, and displaying hybrid drill bits
US6439326B1 (en) 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
JP2001295576A (ja) 2000-04-12 2001-10-26 Japan National Oil Corp ビット装置
GB2399373B (en) * 2000-05-18 2004-11-24 Smith International Earth-boring bit
US6688410B1 (en) 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
US6527068B1 (en) 2000-08-16 2003-03-04 Smith International, Inc. Roller cone drill bit having non-axisymmetric cutting elements oriented to optimize drilling performance
US6405811B1 (en) 2000-09-18 2002-06-18 Baker Hughes Corporation Solid lubricant for air cooled drill bit and method of drilling
US6386300B1 (en) 2000-09-19 2002-05-14 Curlett Family Limited Partnership Formation cutting method and system
US6592985B2 (en) 2000-09-20 2003-07-15 Camco International (Uk) Limited Polycrystalline diamond partially depleted of catalyzing material
DE60140617D1 (de) 2000-09-20 2010-01-07 Camco Int Uk Ltd Polykristalliner diamant mit einer an katalysatormaterial abgereicherten oberfläche
US6408958B1 (en) 2000-10-23 2002-06-25 Baker Hughes Incorporated Superabrasive cutting assemblies including cutters of varying orientations and drill bits so equipped
EP1338705A1 (en) 2000-12-01 2003-08-27 Hitachi Construction Machinery Co., Ltd. Construction machinery
CN1121212C (zh) 2000-12-14 2003-09-17 云南天兴生物开发有限公司生物化工研究所 一种高泡沐浴液及其制备方法
US6561291B2 (en) 2000-12-27 2003-05-13 Smith International, Inc. Roller cone drill bit structure having improved journal angle and journal offset
US6427791B1 (en) 2001-01-19 2002-08-06 The United States Of America As Represented By The United States Department Of Energy Drill bit assembly for releasably retaining a drill bit cutter
GB0102160D0 (en) 2001-01-27 2001-03-14 Schlumberger Holdings Cutting structure for earth boring drill bits
US6729418B2 (en) 2001-02-13 2004-05-04 Smith International, Inc. Back reaming tool
US7137460B2 (en) 2001-02-13 2006-11-21 Smith International, Inc. Back reaming tool
CA2453038C (en) 2001-07-06 2009-12-29 Shell Canada Limited Well drilling bit
RU2287662C2 (ru) 2001-07-23 2006-11-20 Шелл Интернэшнл Рисерч Маатсхаппий Б.В. Нагнетание текучей среды в ствол скважины в зону перед буровым долотом
US6745858B1 (en) 2001-08-24 2004-06-08 Rock Bit International Adjustable earth boring device
US6601661B2 (en) 2001-09-17 2003-08-05 Baker Hughes Incorporated Secondary cutting structure
US6684966B2 (en) 2001-10-18 2004-02-03 Baker Hughes Incorporated PCD face seal for earth-boring bit
US6742607B2 (en) 2002-05-28 2004-06-01 Smith International, Inc. Fixed blade fixed cutter hole opener
US6823951B2 (en) 2002-07-03 2004-11-30 Smith International, Inc. Arcuate-shaped inserts for drill bits
US6902014B1 (en) 2002-08-01 2005-06-07 Rock Bit L.P. Roller cone bi-center bit
US20040031625A1 (en) 2002-08-19 2004-02-19 Lin Chih C. DLC coating for earth-boring bit bearings
US6883623B2 (en) 2002-10-09 2005-04-26 Baker Hughes Incorporated Earth boring apparatus and method offering improved gage trimmer protection
US6913098B2 (en) 2002-11-21 2005-07-05 Reedeycalog, L.P. Sub-reamer for bi-center type tools
US6942045B2 (en) 2002-12-19 2005-09-13 Halliburton Energy Services, Inc. Drilling with mixed tooth types
RU2215111C1 (ru) * 2003-01-13 2003-10-27 Государственное образовательное учреждение высшего профессионального образования Уфимский государственный нефтяной технический университет Буровое трехшарошечное долото
AU2003900227A0 (en) 2003-01-20 2003-02-06 Transco Manufacturing Australia Pty Ltd Attachment means for drilling equipment
US7234550B2 (en) 2003-02-12 2007-06-26 Smith International, Inc. Bits and cutting structures
US20060032677A1 (en) 2003-02-12 2006-02-16 Smith International, Inc. Novel bits and cutting structures
US20040156676A1 (en) 2003-02-12 2004-08-12 Brent Boudreaux Fastener for variable mounting
US7292967B2 (en) 2003-05-27 2007-11-06 Smith International, Inc. Methods for evaluating cutting arrangements for drill bits and their application to roller cone drill bit designs
US6904984B1 (en) 2003-06-20 2005-06-14 Rock Bit L.P. Stepped polycrystalline diamond compact insert
US7011170B2 (en) 2003-10-22 2006-03-14 Baker Hughes Incorporated Increased projection for compacts of a rolling cone drill bit
CN1304720C (zh) * 2003-10-28 2007-03-14 江汉石油钻头股份有限公司 高强抗磨多牙轮钻头
US7395882B2 (en) 2004-02-19 2008-07-08 Baker Hughes Incorporated Casing and liner drilling bits
US7070011B2 (en) 2003-11-17 2006-07-04 Baker Hughes Incorporated Steel body rotary drill bits including support elements affixed to the bit body at least partially defining cutter pocket recesses
GB2408735B (en) 2003-12-05 2009-01-28 Smith International Thermally-stable polycrystalline diamond materials and compacts
US20050178587A1 (en) 2004-01-23 2005-08-18 Witman George B.Iv Cutting structure for single roller cone drill bit
US7195086B2 (en) * 2004-01-30 2007-03-27 Anna Victorovna Aaron Anti-tracking earth boring bit with selected varied pitch for overbreak optimization and vibration reduction
US7360612B2 (en) 2004-08-16 2008-04-22 Halliburton Energy Services, Inc. Roller cone drill bits with optimized bearing structures
US7434632B2 (en) 2004-03-02 2008-10-14 Halliburton Energy Services, Inc. Roller cone drill bits with enhanced drilling stability and extended life of associated bearings and seals
US20050252691A1 (en) 2004-03-19 2005-11-17 Smith International, Inc. Drill bit having increased resistance to fatigue cracking and method of producing same
US7647993B2 (en) 2004-05-06 2010-01-19 Smith International, Inc. Thermally stable diamond bonded materials and compacts
US7628230B2 (en) 2004-08-05 2009-12-08 Baker Hughes Incorporated Wide groove roller cone bit
US7754333B2 (en) 2004-09-21 2010-07-13 Smith International, Inc. Thermally stable diamond polycrystalline diamond constructions
GB0423597D0 (en) 2004-10-23 2004-11-24 Reedhycalog Uk Ltd Dual-edge working surfaces for polycrystalline diamond cutting elements
US7350601B2 (en) 2005-01-25 2008-04-01 Smith International, Inc. Cutting elements formed from ultra hard materials having an enhanced construction
US7435478B2 (en) 2005-01-27 2008-10-14 Smith International, Inc. Cutting structures
GB2429471B (en) 2005-02-08 2009-07-01 Smith International Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
US7350568B2 (en) 2005-02-09 2008-04-01 Halliburton Energy Services, Inc. Logging a well
US20060196699A1 (en) 2005-03-04 2006-09-07 Roy Estes Modular kerfing drill bit
US7472764B2 (en) 2005-03-25 2009-01-06 Baker Hughes Incorporated Rotary drill bit shank, rotary drill bits so equipped, and methods of manufacture
US7487849B2 (en) 2005-05-16 2009-02-10 Radtke Robert P Thermally stable diamond brazing
US7377341B2 (en) 2005-05-26 2008-05-27 Smith International, Inc. Thermally stable ultra-hard material compact construction
US7493973B2 (en) 2005-05-26 2009-02-24 Smith International, Inc. Polycrystalline diamond materials having improved abrasion resistance, thermal stability and impact resistance
US7320375B2 (en) 2005-07-19 2008-01-22 Smith International, Inc. Split cone bit
US7462003B2 (en) 2005-08-03 2008-12-09 Smith International, Inc. Polycrystalline diamond composite constructions comprising thermally stable diamond volume
US7416036B2 (en) 2005-08-12 2008-08-26 Baker Hughes Incorporated Latchable reaming bit
US7686104B2 (en) * 2005-08-15 2010-03-30 Smith International, Inc. Rolling cone drill bit having cutter elements positioned in a plurality of differing radial positions
US7703982B2 (en) 2005-08-26 2010-04-27 Us Synthetic Corporation Bearing apparatuses, systems including same, and related methods
US9574405B2 (en) 2005-09-21 2017-02-21 Smith International, Inc. Hybrid disc bit with optimized PDC cutter placement
US7559695B2 (en) 2005-10-11 2009-07-14 Us Synthetic Corporation Bearing apparatuses, systems including same, and related methods
US7726421B2 (en) 2005-10-12 2010-06-01 Smith International, Inc. Diamond-bonded bodies and compacts with improved thermal stability and mechanical strength
US7624825B2 (en) 2005-10-18 2009-12-01 Smith International, Inc. Drill bit and cutter element having aggressive leading side
US7152702B1 (en) 2005-11-04 2006-12-26 Smith International, Inc. Modular system for a back reamer and method
US7802495B2 (en) 2005-11-10 2010-09-28 Baker Hughes Incorporated Methods of forming earth-boring rotary drill bits
US7398837B2 (en) 2005-11-21 2008-07-15 Hall David R Drill bit assembly with a logging device
US7484576B2 (en) 2006-03-23 2009-02-03 Hall David R Jack element in communication with an electric motor and or generator
US7270196B2 (en) 2005-11-21 2007-09-18 Hall David R Drill bit assembly
GB2433277B (en) 2005-12-14 2009-04-22 Smith International A drill bit
US7392862B2 (en) 2006-01-06 2008-07-01 Baker Hughes Incorporated Seal insert ring for roller cone bits
US7628234B2 (en) 2006-02-09 2009-12-08 Smith International, Inc. Thermally stable ultra-hard polycrystalline materials and compacts
US7621345B2 (en) * 2006-04-03 2009-11-24 Baker Hughes Incorporated High density row on roller cone bit
US20070231422A1 (en) * 2006-04-03 2007-10-04 Molecular Imprints, Inc. System to vary dimensions of a thin template
US7832456B2 (en) 2006-04-28 2010-11-16 Halliburton Energy Services, Inc. Molds and methods of forming molds associated with manufacture of rotary drill bits and other downhole tools
GB2438520B (en) 2006-05-26 2009-01-28 Smith International Drill Bit
CN101454533A (zh) * 2006-05-26 2009-06-10 贝克休斯公司 用于土钻钻头减少追迹的切削结构
WO2008030258A2 (en) 2006-09-07 2008-03-13 Volvo Trucks North America Exhaust diffuser for a vocational truck
GB2442596B (en) 2006-10-02 2009-01-21 Smith International Drill bits with dropping tendencies and methods for making the same
US7387177B2 (en) 2006-10-18 2008-06-17 Baker Hughes Incorporated Bearing insert sleeve for roller cone bit
US8034136B2 (en) 2006-11-20 2011-10-11 Us Synthetic Corporation Methods of fabricating superabrasive articles
US8177000B2 (en) 2006-12-21 2012-05-15 Sandvik Intellectual Property Ab Modular system for a back reamer and method
US7631709B2 (en) 2007-01-03 2009-12-15 Smith International, Inc. Drill bit and cutter element having chisel crest with protruding pilot portion
US8205692B2 (en) 2007-01-03 2012-06-26 Smith International, Inc. Rock bit and inserts with a chisel crest having a broadened region
US7845435B2 (en) * 2007-04-05 2010-12-07 Baker Hughes Incorporated Hybrid drill bit and method of drilling
US7841426B2 (en) 2007-04-05 2010-11-30 Baker Hughes Incorporated Hybrid drill bit with fixed cutters as the sole cutting elements in the axial center of the drill bit
US7703557B2 (en) 2007-06-11 2010-04-27 Smith International, Inc. Fixed cutter bit with backup cutter elements on primary blades
US7681673B2 (en) 2007-06-12 2010-03-23 Smith International, Inc. Drill bit and cutting element having multiple cutting edges
US7847437B2 (en) 2007-07-30 2010-12-07 Gm Global Technology Operations, Inc. Efficient operating point for double-ended inverter system
US7823664B2 (en) 2007-08-17 2010-11-02 Baker Hughes Incorporated Corrosion protection for head section of earth boring bit
US7836975B2 (en) 2007-10-24 2010-11-23 Schlumberger Technology Corporation Morphable bit
CA2705565A1 (en) 2007-11-14 2009-05-22 Baker Hughes Incorporated Earth-boring tools attachable to a casing string and methods for their manufacture
US8678111B2 (en) 2007-11-16 2014-03-25 Baker Hughes Incorporated Hybrid drill bit and design method
US7938204B2 (en) 2007-12-21 2011-05-10 Baker Hughes Incorporated Reamer with improved hydraulics for use in a wellbore
US20090172172A1 (en) 2007-12-21 2009-07-02 Erik Lambert Graham Systems and methods for enabling peer-to-peer communication among visitors to a common website
SA108290832B1 (ar) 2007-12-21 2012-06-05 بيكر هوغيس انكوربوريتد مثقاب ذو أذرع توازن يستخدم في حفر الآبار
US8028773B2 (en) 2008-01-16 2011-10-04 Smith International, Inc. Drill bit and cutter element having a fluted geometry
US20090236147A1 (en) 2008-03-20 2009-09-24 Baker Hughes Incorporated Lubricated Diamond Bearing Drill Bit
US20120205160A1 (en) 2011-02-11 2012-08-16 Baker Hughes Incorporated System and method for leg retention on hybrid bits
US20090272582A1 (en) 2008-05-02 2009-11-05 Baker Hughes Incorporated Modular hybrid drill bit
US7861805B2 (en) 2008-05-15 2011-01-04 Baker Hughes Incorporated Conformal bearing for rock drill bit
US7703556B2 (en) 2008-06-04 2010-04-27 Baker Hughes Incorporated Methods of attaching a shank to a body of an earth-boring tool including a load-bearing joint and tools formed by such methods
US7819208B2 (en) * 2008-07-25 2010-10-26 Baker Hughes Incorporated Dynamically stable hybrid drill bit
CN101382045A (zh) * 2008-07-30 2009-03-11 江汉石油钻头股份有限公司 一种用于水平井和硬地层井的三牙轮钻头
US7621346B1 (en) 2008-09-26 2009-11-24 Baker Hughes Incorporated Hydrostatic bearing
US7992658B2 (en) 2008-11-11 2011-08-09 Baker Hughes Incorporated Pilot reamer with composite framework
US20100155146A1 (en) 2008-12-19 2010-06-24 Baker Hughes Incorporated Hybrid drill bit with high pilot-to-journal diameter ratio
US7845437B2 (en) 2009-02-13 2010-12-07 Century Products, Inc. Hole opener assembly and a cone arm forming a part thereof
US8141664B2 (en) 2009-03-03 2012-03-27 Baker Hughes Incorporated Hybrid drill bit with high bearing pin angles
CN201372724Y (zh) * 2009-03-18 2009-12-30 中国石油天然气股份有限公司 成组不等距布齿牙轮钻头
RU2389858C1 (ru) * 2009-04-10 2010-05-20 Николай Митрофанович Панин Буровое шарошечное долото
US8056651B2 (en) 2009-04-28 2011-11-15 Baker Hughes Incorporated Adaptive control concept for hybrid PDC/roller cone bits
MX2011011806A (es) 2009-05-08 2011-12-08 Transco Mfg Australia Pty Ltd Equipo de perforacion y medios de union para el mismo.
US8459378B2 (en) 2009-05-13 2013-06-11 Baker Hughes Incorporated Hybrid drill bit
WO2010135605A2 (en) 2009-05-20 2010-11-25 Smith International, Inc. Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements
US8157026B2 (en) 2009-06-18 2012-04-17 Baker Hughes Incorporated Hybrid bit with variable exposure
US8302709B2 (en) 2009-06-22 2012-11-06 Sandvik Intellectual Property Ab Downhole tool leg retention methods and apparatus
US8672060B2 (en) 2009-07-31 2014-03-18 Smith International, Inc. High shear roller cone drill bits
US8448724B2 (en) 2009-10-06 2013-05-28 Baker Hughes Incorporated Hole opener with hybrid reaming section
US20110079442A1 (en) 2009-10-06 2011-04-07 Baker Hughes Incorporated Hole opener with hybrid reaming section
US20110085877A1 (en) 2009-10-12 2011-04-14 Atlas Copco Secoroc Llc. Downhole tool
US8201646B2 (en) 2009-11-20 2012-06-19 Edward Vezirian Method and apparatus for a true geometry, durable rotating drill bit
WO2011084944A2 (en) * 2010-01-05 2011-07-14 Smith International, Inc. High-shear roller cone and pdc hybrid bit
NO2588704T3 (en:Method) * 2010-06-29 2018-03-31
US8978786B2 (en) 2010-11-04 2015-03-17 Baker Hughes Incorporated System and method for adjusting roller cone profile on hybrid bit
US9782857B2 (en) 2011-02-11 2017-10-10 Baker Hughes Incorporated Hybrid drill bit having increased service life
WO2015102891A1 (en) 2013-12-31 2015-07-09 Smith International, Inc. Multi-piece body manufacturing method of hybrid bit

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BR112012033700B1 (pt) 2019-12-31
CN105672887A (zh) 2016-06-15
CN105672887B (zh) 2019-08-20
SA114350453B1 (ar) 2015-12-20
CA2804041C (en) 2016-04-05
CN103080458A (zh) 2013-05-01
US9657527B2 (en) 2017-05-23
US20110315452A1 (en) 2011-12-29
EP2588704A1 (en) 2013-05-08
SA114350454B1 (ar) 2015-12-20
US20150211303A1 (en) 2015-07-30
MX2012014824A (es) 2013-01-29
EP2588704B1 (en) 2017-11-01
RU2013103605A (ru) 2014-08-10
RU2598388C2 (ru) 2016-09-27
CA2804041A1 (en) 2012-01-12
CN103080458B (zh) 2016-01-20
WO2012006182A4 (en) 2012-03-08
SA111320565B1 (ar) 2014-09-10
BR112012033700A2 (pt) 2016-12-06
CN105507817B (zh) 2018-05-22
WO2012006182A1 (en) 2012-01-12
CN108049818A (zh) 2018-05-18
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US8950514B2 (en) 2015-02-10
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