USD620510S1 - Drill bit - Google Patents

Drill bit Download PDF

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Publication number
USD620510S1
USD620510S1 US29304177 US30417708F USD620510S US D620510 S1 USD620510 S1 US D620510S1 US 29304177 US29304177 US 29304177 US 30417708 F US30417708 F US 30417708F US D620510 S USD620510 S US D620510S
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Grant
Patent type
Design
Prior art keywords
drill bit
shown
described
ornamental design
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.)
Active
Application number
US29304177
Inventor
David R. Hall
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NovaDrill Inc
Schlumberger Technology Corp
Original Assignee
Schlumberger Technology Corp
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
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Description

FIG. 1 is a bottom perspective view of the drill bit.

FIG. 2 is a side view of the drill bit with an enlarged detail; and,

FIG. 3 is a perspective view of the drill bit.

The broken line showing of the drill bit is included for the purpose of illustrating portions of the drill bit and forms no part of the claimed invention.

Claims (1)

  1. The ornamental design for a drill bit, as shown and described.
US29304177 2005-11-21 2008-02-26 Drill bit Active USD620510S1 (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
US11277294 US8379217B2 (en) 2006-03-23 2006-03-23 System and method for optical sensor interrogation
US11278935 US7426968B2 (en) 2005-11-21 2006-04-06 Drill bit assembly with a probe
US11611310 US7600586B2 (en) 2006-12-15 2006-12-15 System for steering a drill string
US11673872 US7484576B2 (en) 2006-03-23 2007-02-12 Jack element in communication with an electric motor and or generator
US11680997 US7419016B2 (en) 2006-03-23 2007-03-01 Bi-center drill bit
US11686638 US7424922B2 (en) 2005-11-21 2007-03-15 Rotary valve for a jack hammer
US11737034 US7503405B2 (en) 2005-11-21 2007-04-18 Rotary valve for steering a drill string
US11750700 US7549489B2 (en) 2006-03-23 2007-05-18 Jack element with a stop-off
US11837321 US7559379B2 (en) 2005-11-21 2007-08-10 Downhole steering
US29304177 USD620510S1 (en) 2006-03-23 2008-02-26 Drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29304177 USD620510S1 (en) 2006-03-23 2008-02-26 Drill bit

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US11837321 Continuation-In-Part US7559379B2 (en) 2005-11-21 2007-08-10 Downhole steering

Publications (1)

Publication Number Publication Date
USD620510S1 true USD620510S1 (en) 2010-07-27

Family

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Application Number Title Priority Date Filing Date
US29304177 Active USD620510S1 (en) 2005-11-21 2008-02-26 Drill bit

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090158897A1 (en) * 2005-11-21 2009-06-25 Hall David R Jack Element with a Stop-off
US8281882B2 (en) 2005-11-21 2012-10-09 Schlumberger Technology Corporation Jack element for a drill bit
USD674422S1 (en) * 2007-02-12 2013-01-15 Hall David R Drill bit with a pointed cutting element and a shearing cutting element
US8360174B2 (en) 2006-03-23 2013-01-29 Schlumberger Technology Corporation Lead the bit rotary steerable tool
USD678368S1 (en) * 2007-02-12 2013-03-19 David R. Hall Drill bit with a pointed cutting element
US8522897B2 (en) 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
USD760307S1 (en) * 2014-05-12 2016-06-28 Sumitomo Electric Hardmetal Corp. Cutting work body

Citations (151)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US465103A (en) 1891-12-15 Combined drill
US616118A (en) 1898-12-20 Ernest kuhne
US946060A (en) 1908-10-10 1910-01-11 David W Looker Post-hole auger.
US1116154A (en) 1913-03-26 1914-11-03 William G Stowers Post-hole digger.
US1183630A (en) 1915-06-29 1916-05-16 Charles R Bryson Underreamer.
US1189560A (en) 1914-10-21 1916-07-04 Georg Gondos Rotary drill.
US1360908A (en) 1920-07-16 1920-11-30 Everson August Reamer
US1387733A (en) 1921-02-15 1921-08-16 Penelton G Midgett Well-drilling bit
US1460671A (en) 1920-06-17 1923-07-03 Hebsacker Wilhelm Excavating machine
US1544757A (en) 1923-02-05 1925-07-07 Hufford Oil-well reamer
US1821474A (en) 1927-12-05 1931-09-01 Sullivan Machinery Co Boring tool
US1879177A (en) 1930-05-16 1932-09-27 W J Newman Company Drilling apparatus for large wells
US2054255A (en) 1934-11-13 1936-09-15 John H Howard Well drilling tool
US2064255A (en) 1936-06-19 1936-12-15 Hughes Tool Co Removable core breaker
US2169223A (en) 1937-04-10 1939-08-15 Carl C Christian Drilling apparatus
US2218130A (en) 1938-06-14 1940-10-15 Shell Dev Hydraulic disruption of solids
US2320136A (en) 1940-09-30 1943-05-25 Archer W Kammerer Well drilling bit
US2466991A (en) 1945-06-06 1949-04-12 Archer W Kammerer Rotary drill bit
US2540464A (en) 1947-05-31 1951-02-06 Reed Roller Bit Co Pilot bit
US2544036A (en) 1946-09-10 1951-03-06 Edward M Mccann Cotton chopper
US2755071A (en) 1954-08-25 1956-07-17 Rotary Oil Tool Company Apparatus for enlarging well bores
US2776819A (en) 1953-10-09 1957-01-08 Philip B Brown Rock drill bit
US2819043A (en) 1955-06-13 1958-01-07 Homer I Henderson Combination drilling bit
US2838284A (en) 1956-04-19 1958-06-10 Christensen Diamond Prod Co Rotary drill bit
US2894722A (en) 1953-03-17 1959-07-14 Ralph Q Buttolph Method and apparatus for providing a well bore with a deflected extension
US2901223A (en) 1955-11-30 1959-08-25 Hughes Tool Co Earth boring drill
US2963102A (en) 1956-08-13 1960-12-06 James E Smith Hydraulic drill bit
US3135341A (en) 1960-10-04 1964-06-02 Christensen Diamond Prod Co Diamond drill bits
US3294186A (en) 1964-06-22 1966-12-27 Tartan Ind Inc Rock bits and methods of making the same
US3301339A (en) 1964-06-19 1967-01-31 Exxon Production Research Co Drill bit with wear resistant material on blade
US3379264A (en) 1964-11-05 1968-04-23 Dravo Corp Earth boring machine
US3429390A (en) 1967-05-19 1969-02-25 Supercussion Drills Inc Earth-drilling bits
US3493165A (en) 1966-11-18 1970-02-03 Georg Schonfeld Continuous tunnel borer
US3583504A (en) 1969-02-24 1971-06-08 Mission Mfg Co Gauge cutting bit
US3764493A (en) 1972-08-31 1973-10-09 Us Interior Recovery of nickel and cobalt
US3821993A (en) 1971-09-07 1974-07-02 Kennametal Inc Auger arrangement
US3955635A (en) 1975-02-03 1976-05-11 Skidmore Sam C Percussion drill bit
US3960223A (en) 1974-03-26 1976-06-01 Gebrueder Heller Drill for rock
US4081042A (en) 1976-07-08 1978-03-28 Tri-State Oil Tool Industries, Inc. Stabilizer and rotary expansible drill bit apparatus
US4096917A (en) 1975-09-29 1978-06-27 Harris Jesse W Earth drilling knobby bit
US4106577A (en) 1977-06-20 1978-08-15 The Curators Of The University Of Missouri Hydromechanical drilling device
US4176723A (en) 1977-11-11 1979-12-04 DTL, Incorporated Diamond drill bit
US4253533A (en) 1979-11-05 1981-03-03 Smith International, Inc. Variable wear pad for crossflow drag bit
US4280573A (en) 1979-06-13 1981-07-28 Sudnishnikov Boris V Rock-breaking tool for percussive-action machines
US4304312A (en) 1980-01-11 1981-12-08 Sandvik Aktiebolag Percussion drill bit having centrally projecting insert
US4307786A (en) 1978-07-27 1981-12-29 Evans Robert F Borehole angle control by gage corner removal effects from hydraulic fluid jet
US4343371A (en) * 1980-04-28 1982-08-10 Smith International, Inc. Hybrid rock bit
US4397361A (en) 1981-06-01 1983-08-09 Dresser Industries, Inc. Abradable cutter protection
US4416339A (en) 1982-01-21 1983-11-22 Baker Royce E Bit guidance device and method
US4445580A (en) 1979-06-19 1984-05-01 Syndrill Carbide Diamond Company Deep hole rock drill bit
US4448269A (en) 1981-10-27 1984-05-15 Hitachi Construction Machinery Co., Ltd. Cutter head for pit-boring machine
US4499795A (en) 1983-09-23 1985-02-19 Strata Bit Corporation Method of drill bit manufacture
US4531592A (en) 1983-02-07 1985-07-30 Asadollah Hayatdavoudi Jet nozzle
US4535853A (en) 1982-12-23 1985-08-20 Charbonnages De France Drill bit for jet assisted rotary drilling
US4538691A (en) 1984-01-30 1985-09-03 Strata Bit Corporation Rotary drill bit
US4566545A (en) 1983-09-29 1986-01-28 Norton Christensen, Inc. Coring device with an improved core sleeve and anti-gripping collar with a collective core catcher
US4574895A (en) 1982-02-22 1986-03-11 Hughes Tool Company - Usa Solid head bit with tungsten carbide central core
US4640374A (en) 1984-01-30 1987-02-03 Strata Bit Corporation Rotary drill bit
US4852672A (en) 1988-08-15 1989-08-01 Behrens Robert N Drill apparatus having a primary drill and a pilot drill
US4889017A (en) 1984-07-19 1989-12-26 Reed Tool Co., Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
US4962822A (en) 1989-12-15 1990-10-16 Numa Tool Company Downhole drill bit and bit coupling
US4981184A (en) 1988-11-21 1991-01-01 Smith International, Inc. Diamond drag bit for soft formations
US5009273A (en) 1988-01-08 1991-04-23 Foothills Diamond Coring (1980) Ltd. Deflection apparatus
US5027914A (en) 1990-06-04 1991-07-02 Wilson Steve B Pilot casing mill
US5038873A (en) 1989-04-13 1991-08-13 Baker Hughes Incorporated Drilling tool with retractable pilot drilling unit
US5119892A (en) 1989-11-25 1992-06-09 Reed Tool Company Limited Notary drill bits
US5141063A (en) 1990-08-08 1992-08-25 Quesenbury Jimmy B Restriction enhancement drill
US5186268A (en) 1991-10-31 1993-02-16 Camco Drilling Group Ltd. Rotary drill bits
US5222566A (en) 1991-02-01 1993-06-29 Camco Drilling Group Ltd. Rotary drill bits and methods of designing such drill bits
US5255749A (en) 1992-03-16 1993-10-26 Steer-Rite, Ltd. Steerable burrowing mole
US5265682A (en) 1991-06-25 1993-11-30 Camco Drilling Group Limited Steerable rotary drilling systems
US5361859A (en) 1993-02-12 1994-11-08 Baker Hughes Incorporated Expandable gage bit for drilling and method of drilling
US5410303A (en) 1991-05-15 1995-04-25 Baroid Technology, Inc. System for drilling deivated boreholes
US5417292A (en) 1993-11-22 1995-05-23 Polakoff; Paul Large diameter rock drill
US5423389A (en) 1994-03-25 1995-06-13 Amoco Corporation Curved drilling apparatus
US5507357A (en) 1994-02-04 1996-04-16 Foremost Industries, Inc. Pilot bit for use in auger bit assembly
US5560440A (en) 1993-02-12 1996-10-01 Baker Hughes Incorporated Bit for subterranean drilling fabricated from separately-formed major components
US5568838A (en) 1994-09-23 1996-10-29 Baker Hughes Incorporated Bit-stabilized combination coring and drilling system
US5655614A (en) 1994-12-20 1997-08-12 Smith International, Inc. Self-centering polycrystalline diamond cutting rock bit
US5678644A (en) 1995-08-15 1997-10-21 Diamond Products International, Inc. Bi-center and bit method for enhancing stability
US5732784A (en) 1996-07-25 1998-03-31 Nelson; Jack R. Cutting means for drag drill bits
US5794728A (en) 1995-06-20 1998-08-18 Sandvik Ab Percussion rock drill bit
US5896938A (en) 1995-12-01 1999-04-27 Tetra Corporation Portable electrohydraulic mining drill
US5947215A (en) 1997-11-06 1999-09-07 Sandvik Ab Diamond enhanced rock drill bit for percussive drilling
US5950743A (en) 1997-02-05 1999-09-14 Cox; David M. Method for horizontal directional drilling of rock formations
US5957223A (en) 1997-03-05 1999-09-28 Baker Hughes Incorporated Bi-center drill bit with enhanced stabilizing features
US5957225A (en) 1997-07-31 1999-09-28 Bp Amoco Corporation Drilling assembly and method of drilling for unstable and depleted formations
US5967247A (en) 1997-09-08 1999-10-19 Baker Hughes Incorporated Steerable rotary drag bit with longitudinally variable gage aggressiveness
US5979571A (en) 1996-09-27 1999-11-09 Baker Hughes Incorporated Combination milling tool and drill bit
US5992548A (en) 1995-08-15 1999-11-30 Diamond Products International, Inc. Bi-center bit with oppositely disposed cutting surfaces
US5992547A (en) 1995-10-10 1999-11-30 Camco International (Uk) Limited Rotary drill bits
US6021859A (en) 1993-12-09 2000-02-08 Baker Hughes Incorporated Stress related placement of engineered superabrasive cutting elements on rotary drag bits
US6039131A (en) 1997-08-25 2000-03-21 Smith International, Inc. Directional drift and drill PDC drill bit
US6131675A (en) 1998-09-08 2000-10-17 Baker Hughes Incorporated Combination mill and drill bit
US6150822A (en) 1994-01-21 2000-11-21 Atlantic Richfield Company Sensor in bit for measuring formation properties while drilling
US6186251B1 (en) 1998-07-27 2001-02-13 Baker Hughes Incorporated Method of altering a balance characteristic and moment configuration of a drill bit and drill bit
US6199956B1 (en) * 1998-01-28 2001-03-13 Betek Bergbau- Und Hartmetalltechnik Karl-Heinz-Simon Gmbh & Co. Kg Round-shank bit for a coal cutting machine
US6202761B1 (en) 1998-04-30 2001-03-20 Goldrus Producing Company Directional drilling method and apparatus
US6213226B1 (en) 1997-12-04 2001-04-10 Halliburton Energy Services, Inc. Directional drilling assembly and method
US6223824B1 (en) 1996-06-17 2001-05-01 Weatherford/Lamb, Inc. Downhole apparatus
US20010007290A1 (en) * 1998-07-13 2001-07-12 Saxman William C. Rotary cone drill bit with machined cutting structure and method
US6269893B1 (en) 1999-06-30 2001-08-07 Smith International, Inc. Bi-centered drill bit having improved drilling stability mud hydraulics and resistance to cutter damage
US6296069B1 (en) 1996-12-16 2001-10-02 Dresser Industries, Inc. Bladed drill bit with centrally distributed diamond cutters
US6340064B2 (en) 1999-02-03 2002-01-22 Diamond Products International, Inc. Bi-center bit adapted to drill casing shoe
US6364034B1 (en) 2000-02-08 2002-04-02 William N Schoeffler Directional drilling apparatus
US6394200B1 (en) 1999-10-28 2002-05-28 Camco International (U.K.) Limited Drillout bi-center bit
US20020079140A1 (en) * 1998-06-24 2002-06-27 Eyre Ronald K. Method for forming cutting elements
US20020079139A1 (en) * 1999-08-05 2002-06-27 Graham Mensa-Wilmot Side cutting gage pad improving stabilization and borehole integrity
US6439326B1 (en) 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
US6474425B1 (en) 2000-07-19 2002-11-05 Smith International, Inc. Asymmetric diamond impregnated drill bit
US6478383B1 (en) * 1999-10-18 2002-11-12 Kennametal Pc Inc. Rotatable cutting tool-tool holder assembly
US6484825B2 (en) 2001-01-27 2002-11-26 Camco International (Uk) Limited Cutting structure for earth boring drill bits
US20020175555A1 (en) * 2001-05-23 2002-11-28 Mercier Greg D. Rotatable cutting bit and retainer sleeve therefor
US6510906B1 (en) 1999-11-29 2003-01-28 Baker Hughes Incorporated Impregnated bit with PDC cutters in cone area
US6513606B1 (en) 1998-11-10 2003-02-04 Baker Hughes Incorporated Self-controlled directional drilling systems and methods
US6533050B2 (en) 1996-02-27 2003-03-18 Anthony Molloy Excavation bit for a drilling apparatus
US6594881B2 (en) 1997-03-21 2003-07-22 Baker Hughes Incorporated Bit torque limiting device
US6601454B1 (en) 2001-10-02 2003-08-05 Ted R. Botnan Apparatus for testing jack legs and air drills
US6622803B2 (en) 2000-03-22 2003-09-23 Rotary Drilling Technology, Llc Stabilizer for use in a drill string
US20030209366A1 (en) * 2002-05-07 2003-11-13 Mcalvain Bruce William Rotatable point-attack bit with protective body
US20030213621A1 (en) 2002-03-25 2003-11-20 Werner Britten Guide assembly for a core bit
US6666949B1 (en) 1999-11-19 2003-12-23 Thermodigm, Llc Uniform temperature workpiece holder
US20040026132A1 (en) * 2002-08-10 2004-02-12 Hall David R. Pick for disintegrating natural and man-made materials
US20040065484A1 (en) * 2002-10-08 2004-04-08 Mcalvain Bruce William Diamond tip point-attack bit
US6729420B2 (en) 2002-03-25 2004-05-04 Smith International, Inc. Multi profile performance enhancing centric bit and method of bit design
US6732817B2 (en) 2002-02-19 2004-05-11 Smith International, Inc. Expandable underreamer/stabilizer
USD492331S1 (en) * 2002-09-25 2004-06-29 Edward Matti Drill bit head
USD496948S1 (en) * 2003-06-12 2004-10-05 Luc Charland Square drill bit
US6822579B2 (en) 2001-05-09 2004-11-23 Schlumberger Technology Corporation Steerable transceiver unit for downhole data acquistion in a formation
US20040238221A1 (en) 2001-07-16 2004-12-02 Runia Douwe Johannes Steerable rotary drill bit assembly with pilot bit
US20040256155A1 (en) 2001-09-20 2004-12-23 Kriesels Petrus Cornelis Percussion drilling head
US20050082093A1 (en) * 2003-08-21 2005-04-21 Keshavan Madapusi K. Multiple diameter cutting elements and bits incorporating the same
US6929076B2 (en) 2002-10-04 2005-08-16 Security Dbs Nv/Sa Bore hole underreamer having extendible cutting arms
US6953096B2 (en) 2002-12-31 2005-10-11 Weatherford/Lamb, Inc. Expandable bit with secondary release device
US20060033379A1 (en) * 2004-08-12 2006-02-16 Frear Joseph K Cutting tool wear sleeves and retention apparatuses
US7025155B1 (en) * 2003-04-21 2006-04-11 Rock Bit International, L.P. Rock bit with channel structure for retaining cutter segments
US20060196699A1 (en) * 2005-03-04 2006-09-07 Roy Estes Modular kerfing drill bit
US20060207802A1 (en) * 2005-02-08 2006-09-21 Youhe Zhang Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
US20060283640A1 (en) * 2003-06-20 2006-12-21 Roy Estes Stepped polycrystalline diamond compact insert
US20070029116A1 (en) * 2005-08-03 2007-02-08 Keshavan Madapusi K High energy cutting elements and bits incorporating the same
US7204560B2 (en) * 2003-08-15 2007-04-17 Sandvik Intellectual Property Ab Rotary cutting bit with material-deflecting ledge
US20070205023A1 (en) * 2005-03-03 2007-09-06 Carl Hoffmaster Fixed cutter drill bit for abrasive applications
US20070272448A1 (en) * 2003-12-02 2007-11-29 Smith International, Inc. Randomly-oriented composite constructions
US20070277651A1 (en) * 2006-04-28 2007-12-06 Calnan Barry D Molds and methods of forming molds associated with manufacture of rotary drill bits and other downhole tools
US20080006448A1 (en) * 2004-04-30 2008-01-10 Smith International, Inc. Modified Cutters
US20080011521A1 (en) * 2005-11-21 2008-01-17 Hall David R Retaining Element for a Jack Element
US20080029312A1 (en) * 2006-03-23 2008-02-07 Hall David R Indenting Member for a Drill Bit
US20080073126A1 (en) * 2006-09-21 2008-03-27 Smith International, Inc. Polycrystalline diamond composites
USD566137S1 (en) * 2006-08-11 2008-04-08 Hall David R Pick bolster
US7360612B2 (en) * 2004-08-16 2008-04-22 Halliburton Energy Services, Inc. Roller cone drill bits with optimized bearing structures
USD572735S1 (en) * 2006-05-02 2008-07-08 Betek Bergbau- Und Hartmetalltechnik Chisel-tip for a cutter-bit

Patent Citations (152)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US465103A (en) 1891-12-15 Combined drill
US616118A (en) 1898-12-20 Ernest kuhne
US946060A (en) 1908-10-10 1910-01-11 David W Looker Post-hole auger.
US1116154A (en) 1913-03-26 1914-11-03 William G Stowers Post-hole digger.
US1189560A (en) 1914-10-21 1916-07-04 Georg Gondos Rotary drill.
US1183630A (en) 1915-06-29 1916-05-16 Charles R Bryson Underreamer.
US1460671A (en) 1920-06-17 1923-07-03 Hebsacker Wilhelm Excavating machine
US1360908A (en) 1920-07-16 1920-11-30 Everson August Reamer
US1387733A (en) 1921-02-15 1921-08-16 Penelton G Midgett Well-drilling bit
US1544757A (en) 1923-02-05 1925-07-07 Hufford Oil-well reamer
US1821474A (en) 1927-12-05 1931-09-01 Sullivan Machinery Co Boring tool
US1879177A (en) 1930-05-16 1932-09-27 W J Newman Company Drilling apparatus for large wells
US2054255A (en) 1934-11-13 1936-09-15 John H Howard Well drilling tool
US2064255A (en) 1936-06-19 1936-12-15 Hughes Tool Co Removable core breaker
US2169223A (en) 1937-04-10 1939-08-15 Carl C Christian Drilling apparatus
US2218130A (en) 1938-06-14 1940-10-15 Shell Dev Hydraulic disruption of solids
US2320136A (en) 1940-09-30 1943-05-25 Archer W Kammerer Well drilling bit
US2466991A (en) 1945-06-06 1949-04-12 Archer W Kammerer Rotary drill bit
US2544036A (en) 1946-09-10 1951-03-06 Edward M Mccann Cotton chopper
US2540464A (en) 1947-05-31 1951-02-06 Reed Roller Bit Co Pilot bit
US2894722A (en) 1953-03-17 1959-07-14 Ralph Q Buttolph Method and apparatus for providing a well bore with a deflected extension
US2776819A (en) 1953-10-09 1957-01-08 Philip B Brown Rock drill bit
US2755071A (en) 1954-08-25 1956-07-17 Rotary Oil Tool Company Apparatus for enlarging well bores
US2819043A (en) 1955-06-13 1958-01-07 Homer I Henderson Combination drilling bit
US2901223A (en) 1955-11-30 1959-08-25 Hughes Tool Co Earth boring drill
US2838284A (en) 1956-04-19 1958-06-10 Christensen Diamond Prod Co Rotary drill bit
US2963102A (en) 1956-08-13 1960-12-06 James E Smith Hydraulic drill bit
US3135341A (en) 1960-10-04 1964-06-02 Christensen Diamond Prod Co Diamond drill bits
US3301339A (en) 1964-06-19 1967-01-31 Exxon Production Research Co Drill bit with wear resistant material on blade
US3294186A (en) 1964-06-22 1966-12-27 Tartan Ind Inc Rock bits and methods of making the same
US3379264A (en) 1964-11-05 1968-04-23 Dravo Corp Earth boring machine
US3493165A (en) 1966-11-18 1970-02-03 Georg Schonfeld Continuous tunnel borer
US3429390A (en) 1967-05-19 1969-02-25 Supercussion Drills Inc Earth-drilling bits
US3583504A (en) 1969-02-24 1971-06-08 Mission Mfg Co Gauge cutting bit
US3821993A (en) 1971-09-07 1974-07-02 Kennametal Inc Auger arrangement
US3764493A (en) 1972-08-31 1973-10-09 Us Interior Recovery of nickel and cobalt
US3960223A (en) 1974-03-26 1976-06-01 Gebrueder Heller Drill for rock
US3955635A (en) 1975-02-03 1976-05-11 Skidmore Sam C Percussion drill bit
US4096917A (en) 1975-09-29 1978-06-27 Harris Jesse W Earth drilling knobby bit
US4081042A (en) 1976-07-08 1978-03-28 Tri-State Oil Tool Industries, Inc. Stabilizer and rotary expansible drill bit apparatus
US4106577A (en) 1977-06-20 1978-08-15 The Curators Of The University Of Missouri Hydromechanical drilling device
US4176723A (en) 1977-11-11 1979-12-04 DTL, Incorporated Diamond drill bit
US4307786A (en) 1978-07-27 1981-12-29 Evans Robert F Borehole angle control by gage corner removal effects from hydraulic fluid jet
US4280573A (en) 1979-06-13 1981-07-28 Sudnishnikov Boris V Rock-breaking tool for percussive-action machines
US4445580A (en) 1979-06-19 1984-05-01 Syndrill Carbide Diamond Company Deep hole rock drill bit
US4253533A (en) 1979-11-05 1981-03-03 Smith International, Inc. Variable wear pad for crossflow drag bit
US4304312A (en) 1980-01-11 1981-12-08 Sandvik Aktiebolag Percussion drill bit having centrally projecting insert
US4343371A (en) * 1980-04-28 1982-08-10 Smith International, Inc. Hybrid rock bit
US4397361A (en) 1981-06-01 1983-08-09 Dresser Industries, Inc. Abradable cutter protection
US4448269A (en) 1981-10-27 1984-05-15 Hitachi Construction Machinery Co., Ltd. Cutter head for pit-boring machine
US4416339A (en) 1982-01-21 1983-11-22 Baker Royce E Bit guidance device and method
US4574895A (en) 1982-02-22 1986-03-11 Hughes Tool Company - Usa Solid head bit with tungsten carbide central core
US4535853A (en) 1982-12-23 1985-08-20 Charbonnages De France Drill bit for jet assisted rotary drilling
US4531592A (en) 1983-02-07 1985-07-30 Asadollah Hayatdavoudi Jet nozzle
US4499795A (en) 1983-09-23 1985-02-19 Strata Bit Corporation Method of drill bit manufacture
US4566545A (en) 1983-09-29 1986-01-28 Norton Christensen, Inc. Coring device with an improved core sleeve and anti-gripping collar with a collective core catcher
US4640374A (en) 1984-01-30 1987-02-03 Strata Bit Corporation Rotary drill bit
US4538691A (en) 1984-01-30 1985-09-03 Strata Bit Corporation Rotary drill bit
US4889017A (en) 1984-07-19 1989-12-26 Reed Tool Co., Ltd. Rotary drill bit for use in drilling holes in subsurface earth formations
US5009273A (en) 1988-01-08 1991-04-23 Foothills Diamond Coring (1980) Ltd. Deflection apparatus
US4852672A (en) 1988-08-15 1989-08-01 Behrens Robert N Drill apparatus having a primary drill and a pilot drill
US4981184A (en) 1988-11-21 1991-01-01 Smith International, Inc. Diamond drag bit for soft formations
US5038873A (en) 1989-04-13 1991-08-13 Baker Hughes Incorporated Drilling tool with retractable pilot drilling unit
US5119892A (en) 1989-11-25 1992-06-09 Reed Tool Company Limited Notary drill bits
US4962822A (en) 1989-12-15 1990-10-16 Numa Tool Company Downhole drill bit and bit coupling
US5027914A (en) 1990-06-04 1991-07-02 Wilson Steve B Pilot casing mill
US5141063A (en) 1990-08-08 1992-08-25 Quesenbury Jimmy B Restriction enhancement drill
US5222566A (en) 1991-02-01 1993-06-29 Camco Drilling Group Ltd. Rotary drill bits and methods of designing such drill bits
US5410303A (en) 1991-05-15 1995-04-25 Baroid Technology, Inc. System for drilling deivated boreholes
US5265682A (en) 1991-06-25 1993-11-30 Camco Drilling Group Limited Steerable rotary drilling systems
US5186268A (en) 1991-10-31 1993-02-16 Camco Drilling Group Ltd. Rotary drill bits
US5255749A (en) 1992-03-16 1993-10-26 Steer-Rite, Ltd. Steerable burrowing mole
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
US5417292A (en) 1993-11-22 1995-05-23 Polakoff; Paul Large diameter rock drill
US6021859A (en) 1993-12-09 2000-02-08 Baker Hughes Incorporated Stress related placement of engineered superabrasive cutting elements on rotary drag bits
US6150822A (en) 1994-01-21 2000-11-21 Atlantic Richfield Company Sensor in bit for measuring formation properties while drilling
US5507357A (en) 1994-02-04 1996-04-16 Foremost Industries, Inc. Pilot bit for use in auger bit assembly
US5423389A (en) 1994-03-25 1995-06-13 Amoco Corporation Curved drilling apparatus
US5568838A (en) 1994-09-23 1996-10-29 Baker Hughes Incorporated Bit-stabilized combination coring and drilling system
US5655614A (en) 1994-12-20 1997-08-12 Smith International, Inc. Self-centering polycrystalline diamond cutting rock bit
US5794728A (en) 1995-06-20 1998-08-18 Sandvik Ab Percussion rock drill bit
US5678644A (en) 1995-08-15 1997-10-21 Diamond Products International, Inc. Bi-center and bit method for enhancing stability
US5992548A (en) 1995-08-15 1999-11-30 Diamond Products International, Inc. Bi-center bit with oppositely disposed cutting surfaces
US5992547A (en) 1995-10-10 1999-11-30 Camco International (Uk) Limited Rotary drill bits
US5896938A (en) 1995-12-01 1999-04-27 Tetra Corporation Portable electrohydraulic mining drill
US6533050B2 (en) 1996-02-27 2003-03-18 Anthony Molloy Excavation bit for a drilling apparatus
US6223824B1 (en) 1996-06-17 2001-05-01 Weatherford/Lamb, Inc. Downhole apparatus
US5732784A (en) 1996-07-25 1998-03-31 Nelson; Jack R. Cutting means for drag drill bits
US5979571A (en) 1996-09-27 1999-11-09 Baker Hughes Incorporated Combination milling tool and drill bit
US6296069B1 (en) 1996-12-16 2001-10-02 Dresser Industries, Inc. Bladed drill bit with centrally distributed diamond cutters
US5950743A (en) 1997-02-05 1999-09-14 Cox; David M. Method for horizontal directional drilling of rock formations
US5957223A (en) 1997-03-05 1999-09-28 Baker Hughes Incorporated Bi-center drill bit with enhanced stabilizing features
US6594881B2 (en) 1997-03-21 2003-07-22 Baker Hughes Incorporated Bit torque limiting device
US5957225A (en) 1997-07-31 1999-09-28 Bp Amoco Corporation Drilling assembly and method of drilling for unstable and depleted formations
US6039131A (en) 1997-08-25 2000-03-21 Smith International, Inc. Directional drift and drill PDC drill bit
US5967247A (en) 1997-09-08 1999-10-19 Baker Hughes Incorporated Steerable rotary drag bit with longitudinally variable gage aggressiveness
US5947215A (en) 1997-11-06 1999-09-07 Sandvik Ab Diamond enhanced rock drill bit for percussive drilling
US6213226B1 (en) 1997-12-04 2001-04-10 Halliburton Energy Services, Inc. Directional drilling assembly and method
US6199956B1 (en) * 1998-01-28 2001-03-13 Betek Bergbau- Und Hartmetalltechnik Karl-Heinz-Simon Gmbh & Co. Kg Round-shank bit for a coal cutting machine
US6202761B1 (en) 1998-04-30 2001-03-20 Goldrus Producing Company Directional drilling method and apparatus
US20020079140A1 (en) * 1998-06-24 2002-06-27 Eyre Ronald K. Method for forming cutting elements
US20010007290A1 (en) * 1998-07-13 2001-07-12 Saxman William C. Rotary cone drill bit with machined cutting structure and method
US6186251B1 (en) 1998-07-27 2001-02-13 Baker Hughes Incorporated Method of altering a balance characteristic and moment configuration of a drill bit and drill bit
US6131675A (en) 1998-09-08 2000-10-17 Baker Hughes Incorporated Combination mill and drill bit
US6513606B1 (en) 1998-11-10 2003-02-04 Baker Hughes Incorporated Self-controlled directional drilling systems and methods
US6340064B2 (en) 1999-02-03 2002-01-22 Diamond Products International, Inc. Bi-center bit adapted to drill casing shoe
US6269893B1 (en) 1999-06-30 2001-08-07 Smith International, Inc. Bi-centered drill bit having improved drilling stability mud hydraulics and resistance to cutter damage
US20020079139A1 (en) * 1999-08-05 2002-06-27 Graham Mensa-Wilmot Side cutting gage pad improving stabilization and borehole integrity
US6478383B1 (en) * 1999-10-18 2002-11-12 Kennametal Pc Inc. Rotatable cutting tool-tool holder assembly
US6394200B1 (en) 1999-10-28 2002-05-28 Camco International (U.K.) Limited Drillout bi-center bit
US6666949B1 (en) 1999-11-19 2003-12-23 Thermodigm, Llc Uniform temperature workpiece holder
US6510906B1 (en) 1999-11-29 2003-01-28 Baker Hughes Incorporated Impregnated bit with PDC cutters in cone area
US6364034B1 (en) 2000-02-08 2002-04-02 William N Schoeffler Directional drilling apparatus
US6622803B2 (en) 2000-03-22 2003-09-23 Rotary Drilling Technology, Llc Stabilizer for use in a drill string
US6439326B1 (en) 2000-04-10 2002-08-27 Smith International, Inc. Centered-leg roller cone drill bit
US6474425B1 (en) 2000-07-19 2002-11-05 Smith International, Inc. Asymmetric diamond impregnated drill bit
US6484825B2 (en) 2001-01-27 2002-11-26 Camco International (Uk) Limited Cutting structure for earth boring drill bits
US6822579B2 (en) 2001-05-09 2004-11-23 Schlumberger Technology Corporation Steerable transceiver unit for downhole data acquistion in a formation
US20020175555A1 (en) * 2001-05-23 2002-11-28 Mercier Greg D. Rotatable cutting bit and retainer sleeve therefor
US20040238221A1 (en) 2001-07-16 2004-12-02 Runia Douwe Johannes Steerable rotary drill bit assembly with pilot bit
US20040256155A1 (en) 2001-09-20 2004-12-23 Kriesels Petrus Cornelis Percussion drilling head
US6601454B1 (en) 2001-10-02 2003-08-05 Ted R. Botnan Apparatus for testing jack legs and air drills
US6732817B2 (en) 2002-02-19 2004-05-11 Smith International, Inc. Expandable underreamer/stabilizer
US6729420B2 (en) 2002-03-25 2004-05-04 Smith International, Inc. Multi profile performance enhancing centric bit and method of bit design
US20030213621A1 (en) 2002-03-25 2003-11-20 Werner Britten Guide assembly for a core bit
US20030209366A1 (en) * 2002-05-07 2003-11-13 Mcalvain Bruce William Rotatable point-attack bit with protective body
US20040026132A1 (en) * 2002-08-10 2004-02-12 Hall David R. Pick for disintegrating natural and man-made materials
USD492331S1 (en) * 2002-09-25 2004-06-29 Edward Matti Drill bit head
US6929076B2 (en) 2002-10-04 2005-08-16 Security Dbs Nv/Sa Bore hole underreamer having extendible cutting arms
US20040065484A1 (en) * 2002-10-08 2004-04-08 Mcalvain Bruce William Diamond tip point-attack bit
US6953096B2 (en) 2002-12-31 2005-10-11 Weatherford/Lamb, Inc. Expandable bit with secondary release device
US7025155B1 (en) * 2003-04-21 2006-04-11 Rock Bit International, L.P. Rock bit with channel structure for retaining cutter segments
USD496948S1 (en) * 2003-06-12 2004-10-05 Luc Charland Square drill bit
US20060283640A1 (en) * 2003-06-20 2006-12-21 Roy Estes Stepped polycrystalline diamond compact insert
US7204560B2 (en) * 2003-08-15 2007-04-17 Sandvik Intellectual Property Ab Rotary cutting bit with material-deflecting ledge
US20050082093A1 (en) * 2003-08-21 2005-04-21 Keshavan Madapusi K. Multiple diameter cutting elements and bits incorporating the same
US20070272448A1 (en) * 2003-12-02 2007-11-29 Smith International, Inc. Randomly-oriented composite constructions
US20080006448A1 (en) * 2004-04-30 2008-01-10 Smith International, Inc. Modified Cutters
US20060033379A1 (en) * 2004-08-12 2006-02-16 Frear Joseph K Cutting tool wear sleeves and retention apparatuses
US7360612B2 (en) * 2004-08-16 2008-04-22 Halliburton Energy Services, Inc. Roller cone drill bits with optimized bearing structures
US20060207802A1 (en) * 2005-02-08 2006-09-21 Youhe Zhang Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
US20080230278A9 (en) * 2005-03-03 2008-09-25 Carl Hoffmaster Fixed cutter drill bit for abrasive applications
US20070205023A1 (en) * 2005-03-03 2007-09-06 Carl Hoffmaster Fixed cutter drill bit for abrasive applications
US20060196699A1 (en) * 2005-03-04 2006-09-07 Roy Estes Modular kerfing drill bit
US20070029116A1 (en) * 2005-08-03 2007-02-08 Keshavan Madapusi K High energy cutting elements and bits incorporating the same
US20080011521A1 (en) * 2005-11-21 2008-01-17 Hall David R Retaining Element for a Jack Element
US20080029312A1 (en) * 2006-03-23 2008-02-07 Hall David R Indenting Member for a Drill Bit
US20070277651A1 (en) * 2006-04-28 2007-12-06 Calnan Barry D Molds and methods of forming molds associated with manufacture of rotary drill bits and other downhole tools
USD572735S1 (en) * 2006-05-02 2008-07-08 Betek Bergbau- Und Hartmetalltechnik Chisel-tip for a cutter-bit
USD566137S1 (en) * 2006-08-11 2008-04-08 Hall David R Pick bolster
US20080073126A1 (en) * 2006-09-21 2008-03-27 Smith International, Inc. Polycrystalline diamond composites

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20090158897A1 (en) * 2005-11-21 2009-06-25 Hall David R Jack Element with a Stop-off
US8020471B2 (en) * 2005-11-21 2011-09-20 Schlumberger Technology Corporation Method for manufacturing a drill bit
US8281882B2 (en) 2005-11-21 2012-10-09 Schlumberger Technology Corporation Jack element for a drill bit
US8522897B2 (en) 2005-11-21 2013-09-03 Schlumberger Technology Corporation Lead the bit rotary steerable tool
US8360174B2 (en) 2006-03-23 2013-01-29 Schlumberger Technology Corporation Lead the bit rotary steerable tool
USD674422S1 (en) * 2007-02-12 2013-01-15 Hall David R Drill bit with a pointed cutting element and a shearing cutting element
USD678368S1 (en) * 2007-02-12 2013-03-19 David R. Hall Drill bit with a pointed cutting element
US8701799B2 (en) 2009-04-29 2014-04-22 Schlumberger Technology Corporation Drill bit cutter pocket restitution
USD760307S1 (en) * 2014-05-12 2016-06-28 Sumitomo Electric Hardmetal Corp. Cutting work body

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