CA2675194C - Outil de forage rotatif - Google Patents

Outil de forage rotatif Download PDF

Info

Publication number
CA2675194C
CA2675194C CA2675194A CA2675194A CA2675194C CA 2675194 C CA2675194 C CA 2675194C CA 2675194 A CA2675194 A CA 2675194A CA 2675194 A CA2675194 A CA 2675194A CA 2675194 C CA2675194 C CA 2675194C
Authority
CA
Canada
Prior art keywords
drill bit
gauge region
arrangement
wear
bit according
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.)
Expired - Fee Related
Application number
CA2675194A
Other languages
English (en)
Other versions
CA2675194A1 (fr
Inventor
Jonathon Elvidge
Robert Woodward
Alan H. Jiang
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.)
ReedHycalog UK Ltd
Original Assignee
ReedHycalog UK Ltd
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 ReedHycalog UK Ltd filed Critical ReedHycalog UK Ltd
Publication of CA2675194A1 publication Critical patent/CA2675194A1/fr
Application granted granted Critical
Publication of CA2675194C publication Critical patent/CA2675194C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
    • E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail 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
    • E21B10/46—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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits

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)

Abstract

Un trépan de forage comprend un corps de trépan qui comprend une région de calibrage de forme discontinue, un dispositif de réduction de lusure appliqué à au moins une partie de la région de calibrage, et un dispositif de garde qui protège au moins une partie dun bord dattaque du dispositif de réduction de lusure, le dispositif de garde comprenant un élément en carbure de tungstène fixé à la région de calibrage.
CA2675194A 2008-08-18 2009-08-11 Outil de forage rotatif Expired - Fee Related CA2675194C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0815007.0 2008-08-18
GB0815007.0A GB2462813B (en) 2008-08-18 2008-08-18 Rotary drill bit

Publications (2)

Publication Number Publication Date
CA2675194A1 CA2675194A1 (fr) 2010-02-18
CA2675194C true CA2675194C (fr) 2015-07-28

Family

ID=39812154

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2675194A Expired - Fee Related CA2675194C (fr) 2008-08-18 2009-08-11 Outil de forage rotatif

Country Status (2)

Country Link
CA (1) CA2675194C (fr)
GB (1) GB2462813B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0904791D0 (en) 2009-03-20 2009-05-06 Turbopower Drilling Sal Downhole drilling assembly
US9677344B2 (en) * 2013-03-01 2017-06-13 Baker Hughes Incorporated Components of drilling assemblies, drilling assemblies, and methods of stabilizing drilling assemblies in wellbores in subterranean formations
GB2546048B (en) 2014-12-10 2019-07-24 Nat Oilwell Dht Lp Gauge for bent housing motor drill bit
GB2534896A (en) 2015-02-04 2016-08-10 Nov Downhole Eurasia Ltd Rotary downhole tool

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6651756B1 (en) * 2000-11-17 2003-11-25 Baker Hughes Incorporated Steel body drill bits with tailored hardfacing structural elements
US6883623B2 (en) * 2002-10-09 2005-04-26 Baker Hughes Incorporated Earth boring apparatus and method offering improved gage trimmer protection
CA2786820C (fr) * 2005-03-03 2016-10-18 Smith International, Inc. Foret de coupe fixe pour applications d'abrasion
US20070205024A1 (en) * 2005-11-30 2007-09-06 Graham Mensa-Wilmot Steerable fixed cutter drill bit

Also Published As

Publication number Publication date
GB0815007D0 (en) 2008-09-24
GB2462813A (en) 2010-02-24
GB2462813B (en) 2012-06-06
CA2675194A1 (fr) 2010-02-18

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Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20140801

MKLA Lapsed

Effective date: 20210811