CA2462990C - Trepans pour forage avec tubage, et methode de fabrication - Google Patents

Trepans pour forage avec tubage, et methode de fabrication Download PDF

Info

Publication number
CA2462990C
CA2462990C CA002462990A CA2462990A CA2462990C CA 2462990 C CA2462990 C CA 2462990C CA 002462990 A CA002462990 A CA 002462990A CA 2462990 A CA2462990 A CA 2462990A CA 2462990 C CA2462990 C CA 2462990C
Authority
CA
Canada
Prior art keywords
cutting
bit
drill bit
fixed drill
bit body
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
CA002462990A
Other languages
English (en)
Other versions
CA2462990A1 (fr
Inventor
James L. Wheeler
Robin W. Kapp
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002462990A priority Critical patent/CA2462990C/fr
Publication of CA2462990A1 publication Critical patent/CA2462990A1/fr
Application granted granted Critical
Publication of CA2462990C publication Critical patent/CA2462990C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/62Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E21B10/627Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements
    • E21B10/633Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable with plural detachable cutting elements independently detachable
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02Couplings; joints
    • E21B17/04Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042Threaded
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/20Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
CA002462990A 2004-04-01 2004-04-01 Trepans pour forage avec tubage, et methode de fabrication Expired - Fee Related CA2462990C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002462990A CA2462990C (fr) 2004-04-01 2004-04-01 Trepans pour forage avec tubage, et methode de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002462990A CA2462990C (fr) 2004-04-01 2004-04-01 Trepans pour forage avec tubage, et methode de fabrication

Publications (2)

Publication Number Publication Date
CA2462990A1 CA2462990A1 (fr) 2004-10-22
CA2462990C true CA2462990C (fr) 2007-06-19

Family

ID=33163816

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002462990A Expired - Fee Related CA2462990C (fr) 2004-04-01 2004-04-01 Trepans pour forage avec tubage, et methode de fabrication

Country Status (1)

Country Link
CA (1) CA2462990C (fr)

Also Published As

Publication number Publication date
CA2462990A1 (fr) 2004-10-22

Similar Documents

Publication Publication Date Title
US7117960B2 (en) Bits for use in drilling with casting and method of making the same
US10851594B2 (en) Kerfing hybrid drill bit and other downhole cutting tools
US10577870B2 (en) Cutting elements configured to reduce impact damage related tools and methods—alternate configurations
US8561729B2 (en) Casing bit and casing reamer designs
EP1096103B1 (fr) Trépan de forage bi-central adapté pour forer un sabot de tubage
US9540884B2 (en) Drill bit with continuously sharp edge cutting elements
US8851206B2 (en) Oblique face polycrystalline diamond cutter and drilling tools so equipped
US10570668B2 (en) Cutting elements configured to reduce impact damage and mitigate polycrystalline, superabrasive material failure earth-boring tools including such cutting elements, and related methods
US20110031030A1 (en) Cutter having shaped working surface with varying edge chamfer
CN101310090A (zh) 具有套管部件钻出能力的钻地钻头、用于所述钻地钻头的切削元件以及所述钻地钻头的使用方法
SG194123A1 (en) Casing end tool
US12448852B2 (en) Fixed cutter drill bits and cutter element with secondary cutting edges for same
GB2428840A (en) Design of drill bit
US10907414B2 (en) Earth boring tools having fixed blades and varying sized rotatable cutting structures and related methods
US10012029B2 (en) Rolling cones with gage cutting elements, earth-boring tools carrying rolling cones with gage cutting elements and related methods
US20190063163A1 (en) Cutting element assemblies comprising rotatable cutting elements insertable from the back of a blade
US20220412170A1 (en) Drill bit cutter elements and drill bits including same
CA2462990C (fr) Trepans pour forage avec tubage, et methode de fabrication
US12065886B2 (en) Shaped cutter with multiple radial ridge sets
US20190032411A1 (en) Earth-boring tools including cutting element profiles configured to reduce work rates
US20260055667A1 (en) Fixed cutter drill bits including cutter elements with variable exposures
US11913286B2 (en) Earth-boring tools with through-the-blade fluid ports, and related methods

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20140402