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BR8402398A - Broca giratoria - Google Patents

Broca giratoria

Info

Publication number
BR8402398A
BR8402398A BR8402398A BR8402398A BR8402398A BR 8402398 A BR8402398 A BR 8402398A BR 8402398 A BR8402398 A BR 8402398A BR 8402398 A BR8402398 A BR 8402398A BR 8402398 A BR8402398 A BR 8402398A
Authority
BR
Brazil
Prior art keywords
rotary drill
drill
rotary
Prior art date
Application number
BR8402398A
Other languages
English (en)
Inventor
Richard H Grappendorf
Original Assignee
Christensen Inc Norton
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 Christensen Inc Norton filed Critical Christensen Inc Norton
Publication of BR8402398A publication Critical patent/BR8402398A/pt

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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts
    • E21B10/5673—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts having a non planar or non circular cutting face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Earth Drilling (AREA)
BR8402398A 1983-05-20 1984-05-18 Broca giratoria BR8402398A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/496,611 US4586574A (en) 1983-05-20 1983-05-20 Cutter configuration for a gage-to-shoulder transition and face pattern

Publications (1)

Publication Number Publication Date
BR8402398A true BR8402398A (pt) 1985-04-02

Family

ID=23973404

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8402398A BR8402398A (pt) 1983-05-20 1984-05-18 Broca giratoria

Country Status (8)

Country Link
US (1) US4586574A (pt)
EP (1) EP0127077B1 (pt)
JP (1) JPS59217890A (pt)
AU (1) AU2806584A (pt)
BR (1) BR8402398A (pt)
CA (1) CA1214771A (pt)
DE (1) DE3479142D1 (pt)
ZA (1) ZA843409B (pt)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3570480D1 (en) * 1984-03-26 1989-06-29 Eastman Christensen Co Multi-component cutting element using consolidated rod-like polycrystalline diamond
EP0156264B1 (en) * 1984-03-26 1990-09-05 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
CN86100885A (zh) * 1985-01-25 1986-08-20 诺顿-克里斯坦森公司 一种改进的沟槽切削型钻头
US4673044A (en) * 1985-08-02 1987-06-16 Eastman Christensen Co. Earth boring bit for soft to hard formations
US4697653A (en) * 1986-03-07 1987-10-06 Eastman Christensen Company Diamond setting in a cutting tooth in a drill bit with an increased effective diamond width
US4883136A (en) * 1986-09-11 1989-11-28 Eastman Christensen Co. Large compact cutter rotary drill bit utilizing directed hydraulics for each cutter
US4744427A (en) * 1986-10-16 1988-05-17 Eastman Christensen Company Bit design for a rotating bit incorporating synthetic polycrystalline cutters
US4869330A (en) * 1988-01-20 1989-09-26 Eastman Christensen Company Apparatus for establishing hydraulic flow regime in drill bits
US5025873A (en) * 1989-09-29 1991-06-25 Baker Hughes Incorporated Self-renewing multi-element cutting structure for rotary drag bit
US5467836A (en) * 1992-01-31 1995-11-21 Baker Hughes Incorporated Fixed cutter bit with shear cutting gage
US5282513A (en) * 1992-02-04 1994-02-01 Smith International, Inc. Thermally stable polycrystalline diamond drill bit
US5238075A (en) * 1992-06-19 1993-08-24 Dresser Industries, Inc. Drill bit with improved cutter sizing pattern
GB2294069B (en) * 1994-10-15 1998-10-28 Camco Drilling Group Ltd Improvements in or relating to rotary drills bits
EP0707130B1 (en) * 1994-10-15 2003-07-16 Camco Drilling Group Limited Rotary drill bits
GB9422022D0 (en) * 1994-10-31 1994-12-21 Red Baron Oil Tools Rental Two stage underreamer
US6123160A (en) * 1997-04-02 2000-09-26 Baker Hughes Incorporated Drill bit with gage definition region
US6206117B1 (en) 1997-04-02 2001-03-27 Baker Hughes Incorporated Drilling structure with non-axial gage
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
US6684967B2 (en) 1999-08-05 2004-02-03 Smith International, Inc. Side cutting gage pad improving stabilization and borehole integrity
US6253863B1 (en) 1999-08-05 2001-07-03 Smith International, Inc. Side cutting gage pad improving stabilization and borehole integrity
US6575256B1 (en) 2000-01-11 2003-06-10 Baker Hughes Incorporated Drill bit with lateral movement mitigation and method of subterranean drilling
US6929079B2 (en) * 2003-02-21 2005-08-16 Smith International, Inc. Drill bit cutter element having multiple cusps
US6883624B2 (en) * 2003-01-31 2005-04-26 Smith International, Inc. Multi-lobed cutter element for drill bit
US20060011388A1 (en) * 2003-01-31 2006-01-19 Mohammed Boudrare Drill bit and cutter element having multiple extensions
US7690442B2 (en) * 2005-05-17 2010-04-06 Smith International, Inc. Drill bit and cutting inserts for hard/abrasive formations
US7757789B2 (en) * 2005-06-21 2010-07-20 Smith International, Inc. Drill bit and insert having bladed interface between substrate and coating
US7624825B2 (en) * 2005-10-18 2009-12-01 Smith International, Inc. Drill bit and cutter element having aggressive leading side
US7743855B2 (en) * 2006-09-05 2010-06-29 Smith International, Inc. Drill bit with cutter element having multifaceted, slanted top cutting surface
US8205692B2 (en) * 2007-01-03 2012-06-26 Smith International, Inc. Rock bit and inserts with a chisel crest having a broadened region
US7798258B2 (en) * 2007-01-03 2010-09-21 Smith International, Inc. Drill bit with cutter element having crossing chisel crests
US7631709B2 (en) 2007-01-03 2009-12-15 Smith International, Inc. Drill bit and cutter element having chisel crest with protruding pilot portion
US7686106B2 (en) * 2007-01-03 2010-03-30 Smith International, Inc. Rock bit and inserts with wear relief grooves
US8544568B2 (en) 2010-12-06 2013-10-01 Varel International, Inc., L.P. Shoulder durability enhancement for a PDC drill bit using secondary and tertiary cutting elements
US8607899B2 (en) 2011-02-18 2013-12-17 National Oilwell Varco, L.P. Rock bit and cutter teeth geometries
US20140183798A1 (en) 2012-12-28 2014-07-03 Smith International, Inc. Manufacture of cutting elements having lobes
AU2016206947B2 (en) 2015-01-12 2020-10-08 Boart Longyear Manufacturing And Distribution Inc. Drilling tools having matrices with carbide-forming alloys, and methods of making and using same
CA3011347A1 (en) 2016-01-13 2017-07-20 Schlumberger Canada Limited Angled chisel insert

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3135341A (en) * 1960-10-04 1964-06-02 Christensen Diamond Prod Co Diamond drill bits
US3709308A (en) * 1970-12-02 1973-01-09 Christensen Diamond Prod Co Diamond drill bits
US3727704A (en) * 1971-03-17 1973-04-17 Christensen Diamond Prod Co Diamond drill bit
GB1367520A (en) * 1971-11-19 1974-09-18 Shell Int Research Diamond bit
US4073354A (en) * 1976-11-26 1978-02-14 Christensen, Inc. Earth-boring drill bits
US4234048A (en) * 1978-06-12 1980-11-18 Christensen, Inc. Drill bits embodying impregnated segments
US4373593A (en) * 1979-03-16 1983-02-15 Christensen, Inc. Drill bit
US4529047A (en) * 1983-02-24 1985-07-16 Norton Christensen, Inc. Cutting tooth and a rotating bit having a fully exposed polycrystalline diamond element
US4491188A (en) * 1983-03-07 1985-01-01 Norton Christensen, Inc. Diamond cutting element in a rotating bit

Also Published As

Publication number Publication date
ZA843409B (en) 1985-07-31
US4586574A (en) 1986-05-06
EP0127077A2 (en) 1984-12-05
AU2806584A (en) 1984-11-22
EP0127077B1 (en) 1989-07-26
EP0127077A3 (en) 1986-02-05
DE3479142D1 (en) 1989-08-31
CA1214771A (en) 1986-12-02
JPS59217890A (ja) 1984-12-08

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