GB2470135B - Roller cone drill bits with optimized cutting zones, load zones, stress zones and wear zones for increased drilling life and methods - Google Patents

Roller cone drill bits with optimized cutting zones, load zones, stress zones and wear zones for increased drilling life and methods

Info

Publication number
GB2470135B
GB2470135B GB1012995A GB201012995A GB2470135B GB 2470135 B GB2470135 B GB 2470135B GB 1012995 A GB1012995 A GB 1012995A GB 201012995 A GB201012995 A GB 201012995A GB 2470135 B GB2470135 B GB 2470135B
Authority
GB
United Kingdom
Prior art keywords
zones
methods
wear
drill bits
stress
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
GB1012995A
Other versions
GB201012995D0 (en
GB2470135A (en
Inventor
Shilin Chen
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.)
Halliburton Energy Services Inc
Original Assignee
Halliburton Energy Services 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 Halliburton Energy Services Inc filed Critical Halliburton Energy Services Inc
Priority claimed from GB0523735.9A external-priority patent/GB2420433B/en
Publication of GB201012995D0 publication Critical patent/GB201012995D0/en
Publication of GB2470135A publication Critical patent/GB2470135A/en
Application granted granted Critical
Publication of GB2470135B publication Critical patent/GB2470135B/en
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
    • E21B10/00—Drill bits
    • E21B10/08—Roller 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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
    • 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
    • E21B10/50—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of roller type
    • E21B41/0092—

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Operations Research (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
GB1012995A 2004-11-22 2005-11-22 Roller cone drill bits with optimized cutting zones, load zones, stress zones and wear zones for increased drilling life and methods Expired - Fee Related GB2470135B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62992504P 2004-11-22 2004-11-22
GB0523735.9A GB2420433B (en) 2004-03-02 2005-11-22 Computer-implemented method to design a roller cone drill bit

Publications (3)

Publication Number Publication Date
GB201012995D0 GB201012995D0 (en) 2010-09-15
GB2470135A GB2470135A (en) 2010-11-10
GB2470135B true GB2470135B (en) 2011-01-12

Family

ID=42942157

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1012995A Expired - Fee Related GB2470135B (en) 2004-11-22 2005-11-22 Roller cone drill bits with optimized cutting zones, load zones, stress zones and wear zones for increased drilling life and methods

Country Status (1)

Country Link
GB (1) GB2470135B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160237756A1 (en) 2013-11-08 2016-08-18 Halliburton Energy Services, Inc. Dynamic wear protection for fixed cutter drill bits

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300208A (en) * 1995-04-28 1996-10-30 Baker Hughes Inc Stress related placement of engineered superabrasive cutting elements on rotary drag bits
GB2360304A (en) * 2000-03-13 2001-09-19 Smith International Modelling roller cone drill bits
US20030196835A1 (en) * 2001-01-31 2003-10-23 Amardeep Singh Wear compensated roller cone drill bits

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2300208A (en) * 1995-04-28 1996-10-30 Baker Hughes Inc Stress related placement of engineered superabrasive cutting elements on rotary drag bits
GB2360304A (en) * 2000-03-13 2001-09-19 Smith International Modelling roller cone drill bits
US20030196835A1 (en) * 2001-01-31 2003-10-23 Amardeep Singh Wear compensated roller cone drill bits

Also Published As

Publication number Publication date
GB201012995D0 (en) 2010-09-15
GB2470135A (en) 2010-11-10

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20161122