NO912592D0 - Borkrone. - Google Patents

Borkrone.

Info

Publication number
NO912592D0
NO912592D0 NO912592A NO912592A NO912592D0 NO 912592 D0 NO912592 D0 NO 912592D0 NO 912592 A NO912592 A NO 912592A NO 912592 A NO912592 A NO 912592A NO 912592 D0 NO912592 D0 NO 912592D0
Authority
NO
Norway
Prior art keywords
bit
Prior art date
Application number
NO912592A
Other languages
English (en)
Other versions
NO912592L (no
NO302382B1 (no
Inventor
James Ford Brett
Tommy Melvin Warren
Lawrence Allen Sinor
Suzanne Margaret Behr
Original Assignee
Amoco 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
Priority claimed from US07/550,785 external-priority patent/US5131478A/en
Application filed by Amoco Corp filed Critical Amoco Corp
Publication of NO912592D0 publication Critical patent/NO912592D0/no
Publication of NO912592L publication Critical patent/NO912592L/no
Publication of NO302382B1 publication Critical patent/NO302382B1/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
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/28—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass cutting tools
    • 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
    • E21B10/28—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with non-expansible roller cutters
    • E21B10/30—Longitudinal axis roller reamers, e.g. reamer stabilisers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1057—Centralising devices with rollers or with a relatively rotating sleeve
    • E21B17/1064—Pipes or rods with a relatively rotating sleeve
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1092—Gauge section of drill bits

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Drilling Tools (AREA)
  • Holo Graphy (AREA)
  • Surgical Instruments (AREA)
NO912592A 1990-07-10 1991-07-02 Borkrone NO302382B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/550,785 US5131478A (en) 1989-02-21 1990-07-10 Low friction subterranean drill bit and related methods

Publications (3)

Publication Number Publication Date
NO912592D0 true NO912592D0 (no) 1991-07-02
NO912592L NO912592L (no) 1992-01-13
NO302382B1 NO302382B1 (no) 1998-02-23

Family

ID=24198567

Family Applications (1)

Application Number Title Priority Date Filing Date
NO912592A NO302382B1 (no) 1990-07-10 1991-07-02 Borkrone

Country Status (7)

Country Link
EP (1) EP0467580B1 (no)
CN (1) CN1030264C (no)
CA (1) CA2045094C (no)
DE (1) DE69104427T2 (no)
EG (1) EG19653A (no)
NO (1) NO302382B1 (no)
RU (1) RU2080446C1 (no)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5337844A (en) * 1992-07-16 1994-08-16 Baker Hughes, Incorporated Drill bit having diamond film cutting elements
US5456141A (en) * 1993-11-12 1995-10-10 Ho; Hwa-Shan Method and system of trajectory prediction and control using PDC bits
US5423389A (en) * 1994-03-25 1995-06-13 Amoco Corporation Curved drilling apparatus
GB9420838D0 (en) * 1994-10-15 1994-11-30 Camco Drilling Group Ltd Improvements in or relating to rotary drill bits
EP1012438A1 (en) * 1997-09-08 2000-06-28 Baker Hughes Incorporated Gage pad arrangements for rotary drill bits
US6006845A (en) * 1997-09-08 1999-12-28 Baker Hughes Incorporated Rotary drill bits for directional drilling employing tandem gage pad arrangement with reaming capability
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
US6138780A (en) * 1997-09-08 2000-10-31 Baker Hughes Incorporated Drag bit with steel shank and tandem gage pads
US6112836A (en) * 1997-09-08 2000-09-05 Baker Hughes Incorporated Rotary drill bits employing tandem gage pad arrangement
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
DE69920145T2 (de) * 1998-12-11 2005-09-22 Camco International (Uk) Ltd., Stonehouse Drehbohr-Fräsmeissel und Verfahren zu deren Entwicklung
GB0009266D0 (en) * 2000-04-15 2000-05-31 Camco Int Uk Ltd Method and apparatus for predicting an operating characteristic of a rotary earth boring bit
US6883622B2 (en) * 2000-07-21 2005-04-26 Smith International, Inc. Method for drilling a wellbore using a bi-center drill bit
DE10101451B4 (de) 2001-01-15 2010-04-01 Robert Bosch Gmbh Schneidewerkzeug
US20060167668A1 (en) * 2005-01-24 2006-07-27 Smith International, Inc. PDC drill bit with cutter design optimized with dynamic centerline analysis and having dynamic center line trajectory
US8079428B2 (en) * 2009-07-02 2011-12-20 Baker Hughes Incorporated Hardfacing materials including PCD particles, welding rods and earth-boring tools including such materials, and methods of forming and using same
RU2520317C2 (ru) * 2012-09-04 2014-06-20 Открытое акционерное общество "Волгабурмаш" (ОАО "Волгабурмаш") Долото pdc для бурения горизонтальных скважин
RU2567260C1 (ru) * 2014-06-06 2015-11-10 Товарищество С Ограниченной Ответственностью "Научно-Внедренческий Центр Алмас" Буровое долото
WO2016080994A1 (en) 2014-11-20 2016-05-26 Halliburton Energy Services, Inc. Modeling of interactions between formation and downhole drilling tool with wearflat
CN107075918A (zh) * 2014-12-29 2017-08-18 哈里伯顿能源服务公司 被设计来控制和减少作用于岩石的岩心上的切削力的取芯钻头
US11016466B2 (en) 2015-05-11 2021-05-25 Schlumberger Technology Corporation Method of designing and optimizing fixed cutter drill bits using dynamic cutter velocity, displacement, forces and work

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2074951A (en) * 1935-12-14 1937-03-23 John A Zublin Bit for drilling a hole larger than the bit
US4815342A (en) * 1987-12-15 1989-03-28 Amoco Corporation Method for modeling and building drill bits
GB8926688D0 (en) * 1989-11-25 1990-01-17 Reed Tool Co Improvements in or relating to rotary drill bits
US5109935A (en) * 1989-11-25 1992-05-05 Reed Tool Company Limited Rotary drill bits

Also Published As

Publication number Publication date
RU2080446C1 (ru) 1997-05-27
DE69104427D1 (de) 1994-11-10
NO912592L (no) 1992-01-13
NO302382B1 (no) 1998-02-23
EP0467580A1 (en) 1992-01-22
CA2045094C (en) 1997-09-23
EP0467580B1 (en) 1994-10-05
CN1058824A (zh) 1992-02-19
CN1030264C (zh) 1995-11-15
DE69104427T2 (de) 1995-02-23
EG19653A (en) 1995-09-30
CA2045094A1 (en) 1992-01-11

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Legal Events

Date Code Title Description
MK1K Patent expired