EP0295045A3 - Trépan racleur rotatif avec des buses de nettoyage - Google Patents

Trépan racleur rotatif avec des buses de nettoyage Download PDF

Info

Publication number
EP0295045A3
EP0295045A3 EP88305172A EP88305172A EP0295045A3 EP 0295045 A3 EP0295045 A3 EP 0295045A3 EP 88305172 A EP88305172 A EP 88305172A EP 88305172 A EP88305172 A EP 88305172A EP 0295045 A3 EP0295045 A3 EP 0295045A3
Authority
EP
European Patent Office
Prior art keywords
arcuate
drill bit
scouring
concave surface
degrees
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.)
Withdrawn
Application number
EP88305172A
Other languages
German (de)
English (en)
Other versions
EP0295045A2 (fr
Inventor
Michael F. Sabados
Charles M. Thompson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Reed Tool Co
Original Assignee
Reed Tool Co
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 Reed Tool Co filed Critical Reed Tool Co
Publication of EP0295045A2 publication Critical patent/EP0295045A2/fr
Publication of EP0295045A3 publication Critical patent/EP0295045A3/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/61—Drill bits characterised by conduits or nozzles for drilling fluids characterised by the nozzle structure
    • 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
    • E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
    • E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
EP88305172A 1987-06-09 1988-06-07 Trépan racleur rotatif avec des buses de nettoyage Withdrawn EP0295045A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US59933 1979-07-23
US5993387A 1987-06-09 1987-06-09

Publications (2)

Publication Number Publication Date
EP0295045A2 EP0295045A2 (fr) 1988-12-14
EP0295045A3 true EP0295045A3 (fr) 1989-10-25

Family

ID=22026237

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88305172A Withdrawn EP0295045A3 (fr) 1987-06-09 1988-06-07 Trépan racleur rotatif avec des buses de nettoyage

Country Status (1)

Country Link
EP (1) EP0295045A3 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8824546D0 (en) * 1988-10-20 1988-11-23 Shell Int Research Rotary drill bit for drilling through sticky formations
WO1990012191A1 (fr) * 1989-04-06 1990-10-18 Walton Paul G Trepan triangulaire de forage de puits de petrole
US5265685A (en) * 1991-12-30 1993-11-30 Dresser Industries, Inc. Drill bit with improved insert cutter pattern
GB9502378D0 (en) * 1995-02-07 1995-03-29 Astec Dev Ltd Lateral jetting
US6089336A (en) * 1995-10-10 2000-07-18 Camco International (Uk) Limited Rotary drill bits
FR2768456B1 (fr) * 1997-09-16 2000-02-04 Geophysique Cie Gle Forage de trous pour l'enfouissement d'un systeme d'emission ou de reception sismique
GB2367573B (en) * 1997-09-19 2002-05-29 Baker Hughes Inc Earth-boring drill bits with enhanced formation cuttings removal features and methods of drilling
EP0959224A3 (fr) * 1998-05-22 2000-07-12 Winton B. Dickey Buse a orifice transversal dans un trépan de forage PDC
US9664012B2 (en) 2008-08-20 2017-05-30 Foro Energy, Inc. High power laser decomissioning of multistring and damaged wells
US8627901B1 (en) 2009-10-01 2014-01-14 Foro Energy, Inc. Laser bottom hole assembly
US9138786B2 (en) 2008-10-17 2015-09-22 Foro Energy, Inc. High power laser pipeline tool and methods of use
US9080425B2 (en) 2008-10-17 2015-07-14 Foro Energy, Inc. High power laser photo-conversion assemblies, apparatuses and methods of use
US9360631B2 (en) 2008-08-20 2016-06-07 Foro Energy, Inc. Optics assembly for high power laser tools
US9669492B2 (en) 2008-08-20 2017-06-06 Foro Energy, Inc. High power laser offshore decommissioning tool, system and methods of use
US9719302B2 (en) 2008-08-20 2017-08-01 Foro Energy, Inc. High power laser perforating and laser fracturing tools and methods of use
US9089928B2 (en) 2008-08-20 2015-07-28 Foro Energy, Inc. Laser systems and methods for the removal of structures
US8571368B2 (en) 2010-07-21 2013-10-29 Foro Energy, Inc. Optical fiber configurations for transmission of laser energy over great distances
US9244235B2 (en) 2008-10-17 2016-01-26 Foro Energy, Inc. Systems and assemblies for transferring high power laser energy through a rotating junction
US8820434B2 (en) 2008-08-20 2014-09-02 Foro Energy, Inc. Apparatus for advancing a wellbore using high power laser energy
US9347271B2 (en) 2008-10-17 2016-05-24 Foro Energy, Inc. Optical fiber cable for transmission of high power laser energy over great distances
US9027668B2 (en) 2008-08-20 2015-05-12 Foro Energy, Inc. Control system for high power laser drilling workover and completion unit
US9267330B2 (en) 2008-08-20 2016-02-23 Foro Energy, Inc. Long distance high power optical laser fiber break detection and continuity monitoring systems and methods
US9242309B2 (en) 2012-03-01 2016-01-26 Foro Energy Inc. Total internal reflection laser tools and methods
EP2606201A4 (fr) 2010-08-17 2018-03-07 Foro Energy Inc. Systèmes et structures d'acheminement destinés à une émission laser longue distance à haute puissance
CN102434090A (zh) * 2010-09-29 2012-05-02 张家口汇洋机械有限公司 碾压式旋挖破岩钻斗
WO2012116155A1 (fr) 2011-02-24 2012-08-30 Foro Energy, Inc. Moteur électrique pour forage laser-mécanique
EP2678512A4 (fr) 2011-02-24 2017-06-14 Foro Energy Inc. Procédé de forage mécanique-laser de grande puissance
WO2012167102A1 (fr) 2011-06-03 2012-12-06 Foro Energy Inc. Connecteurs optiques robustes à fibre laser d'énergie élevée passivement refroidie et procédés d'utilisation

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
EP0029535A1 (fr) * 1979-11-19 1981-06-03 General Electric Company Eléments rapportés pour trépans de forage et scies
US4452324A (en) * 1980-10-21 1984-06-05 Christensen, Inc. Rotary drill bit
US4478297A (en) * 1982-09-30 1984-10-23 Strata Bit Corporation Drill bit having cutting elements with heat removal cores
EP0155026A2 (fr) * 1984-02-29 1985-09-18 Shell Internationale Researchmaatschappij B.V. Trépan de forage rotatif avec éléments de coupe comportant une fine couche abrasive
EP0182770A1 (fr) * 1984-11-12 1986-05-28 DIAMANT BOART Société Anonyme Outil de forage diamanté
EP0219992A2 (fr) * 1985-10-01 1987-04-29 Reed Tool Company Limited Trépan de forage rotatif
GB2185506A (en) * 1986-01-21 1987-07-22 Shell Int Research Rotary drill bit
US4682663A (en) * 1986-02-18 1987-07-28 Reed Tool Company Mounting means for cutting elements in drag type rotary drill bit

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116289A (en) * 1977-09-23 1978-09-26 Shell Oil Company Rotary bit with ridges
EP0029535A1 (fr) * 1979-11-19 1981-06-03 General Electric Company Eléments rapportés pour trépans de forage et scies
US4452324A (en) * 1980-10-21 1984-06-05 Christensen, Inc. Rotary drill bit
US4478297A (en) * 1982-09-30 1984-10-23 Strata Bit Corporation Drill bit having cutting elements with heat removal cores
EP0155026A2 (fr) * 1984-02-29 1985-09-18 Shell Internationale Researchmaatschappij B.V. Trépan de forage rotatif avec éléments de coupe comportant une fine couche abrasive
EP0182770A1 (fr) * 1984-11-12 1986-05-28 DIAMANT BOART Société Anonyme Outil de forage diamanté
EP0219992A2 (fr) * 1985-10-01 1987-04-29 Reed Tool Company Limited Trépan de forage rotatif
GB2185506A (en) * 1986-01-21 1987-07-22 Shell Int Research Rotary drill bit
US4682663A (en) * 1986-02-18 1987-07-28 Reed Tool Company Mounting means for cutting elements in drag type rotary drill bit

Also Published As

Publication number Publication date
EP0295045A2 (fr) 1988-12-14

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