WO2010011500A1 - Trépan pdc ayant des lames fendues - Google Patents

Trépan pdc ayant des lames fendues Download PDF

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Publication number
WO2010011500A1
WO2010011500A1 PCT/US2009/050018 US2009050018W WO2010011500A1 WO 2010011500 A1 WO2010011500 A1 WO 2010011500A1 US 2009050018 W US2009050018 W US 2009050018W WO 2010011500 A1 WO2010011500 A1 WO 2010011500A1
Authority
WO
WIPO (PCT)
Prior art keywords
bit
section
blade
region
disjointed
Prior art date
Application number
PCT/US2009/050018
Other languages
English (en)
Inventor
Geoffrey M. Johnson
Carl M. Hoffmaster
Bala Durairajan
Michael George Azar
Original Assignee
Smith International, Inc.
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 Smith International, Inc. filed Critical Smith International, Inc.
Priority to GB1101211A priority Critical patent/GB2474180A/en
Publication of WO2010011500A1 publication Critical patent/WO2010011500A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B10/55—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements

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)

Abstract

L'invention porte sur un trépan pour forer un trou de forage dans une formation, le trépan comprenant un corps de trépan ayant une face de trépan comprenant une région de cône, une région de nez, une région d'épaulement et une région de calibre, au moins une lame disjointe disposée sur la face de trépan, la lame disjointe comprenant une première section commençant à proximité d'un axe central du trépan et s'étendant moins que le calibre entier, et une seconde section commençant à une distance sélectionnée à partir de l'axe central et s'étendant à un calibre entier, et une pluralité d'éléments de coupe montés sur au moins une lame disjointe.
PCT/US2009/050018 2008-07-25 2009-07-09 Trépan pdc ayant des lames fendues WO2010011500A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1101211A GB2474180A (en) 2008-07-25 2009-07-09 PDC bit having split blades

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8385108P 2008-07-25 2008-07-25
US61/083,851 2008-07-25

Publications (1)

Publication Number Publication Date
WO2010011500A1 true WO2010011500A1 (fr) 2010-01-28

Family

ID=41567634

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2009/050018 WO2010011500A1 (fr) 2008-07-25 2009-07-09 Trépan pdc ayant des lames fendues

Country Status (3)

Country Link
US (1) US20100018780A1 (fr)
GB (1) GB2474180A (fr)
WO (1) WO2010011500A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103827435A (zh) * 2011-02-10 2014-05-28 史密斯运输股份有限公司 用于固定齿钻头的切削结构和其它井下切削工具
WO2024020207A1 (fr) * 2022-07-22 2024-01-25 Schlumberger Technology Corporation Insert de trépan pour trépan

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2773336C (fr) * 2009-04-02 2017-08-22 Newtech Drilling Products, Llc Foret pour foreuse
US9347275B2 (en) 2011-06-22 2016-05-24 Smith International, Inc. Fixed cutter drill bit with core fragmentation feature
US11085243B2 (en) 2018-08-02 2021-08-10 Saudi Arabian Oil Company Drill bit cutter

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Publication number Priority date Publication date Assignee Title
US4714120A (en) * 1986-01-29 1987-12-22 Hughes Tool Company Diamond drill bit with co-joined cutters
US4907662A (en) * 1986-02-18 1990-03-13 Reed Tool Company Rotary drill bit having improved mounting means for multiple cutting elements
US5033560A (en) * 1990-07-24 1991-07-23 Dresser Industries, Inc. Drill bit with decreasing diameter cutters
US6065553A (en) * 1997-08-20 2000-05-23 Camco International (Uk) Limited Split blade rotary drag type drill bits

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103827435A (zh) * 2011-02-10 2014-05-28 史密斯运输股份有限公司 用于固定齿钻头的切削结构和其它井下切削工具
US9366090B2 (en) 2011-02-10 2016-06-14 Smith International, Inc. Kerfing hybrid drill bit and other downhole cutting tools
US9404312B2 (en) 2011-02-10 2016-08-02 Smith International, Inc Cutting structures for fixed cutter drill bit and other downhole cutting tools
US10851594B2 (en) 2011-02-10 2020-12-01 Smith International, Inc. Kerfing hybrid drill bit and other downhole cutting tools
WO2024020207A1 (fr) * 2022-07-22 2024-01-25 Schlumberger Technology Corporation Insert de trépan pour trépan

Also Published As

Publication number Publication date
US20100018780A1 (en) 2010-01-28
GB201101211D0 (en) 2011-03-09
GB2474180A (en) 2011-04-06

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