GB0717341D0 - Improved gage configurations for drill bits - Google Patents

Improved gage configurations for drill bits

Info

Publication number
GB0717341D0
GB0717341D0 GBGB0717341.2A GB0717341A GB0717341D0 GB 0717341 D0 GB0717341 D0 GB 0717341D0 GB 0717341 A GB0717341 A GB 0717341A GB 0717341 D0 GB0717341 D0 GB 0717341D0
Authority
GB
United Kingdom
Prior art keywords
drill bits
improved gage
configurations
gage configurations
improved
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.)
Granted
Application number
GBGB0717341.2A
Other versions
GB2441654A (en
GB2441654B (en
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.)
Smith International Inc
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
Publication of GB0717341D0 publication Critical patent/GB0717341D0/en
Publication of GB2441654A publication Critical patent/GB2441654A/en
Application granted granted Critical
Publication of GB2441654B publication Critical patent/GB2441654B/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
    • E21B10/16—Roller bits characterised by tooth form or arrangement

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)
GB0717341A 2006-09-07 2007-09-06 Improved gage configurations for drill bits Expired - Fee Related GB2441654B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/517,179 US20080060852A1 (en) 2006-09-07 2006-09-07 Gage configurations for drill bits

Publications (3)

Publication Number Publication Date
GB0717341D0 true GB0717341D0 (en) 2007-10-17
GB2441654A GB2441654A (en) 2008-03-12
GB2441654B GB2441654B (en) 2009-01-28

Family

ID=38640345

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0717341A Expired - Fee Related GB2441654B (en) 2006-09-07 2007-09-06 Improved gage configurations for drill bits

Country Status (3)

Country Link
US (1) US20080060852A1 (en)
CA (1) CA2598411A1 (en)
GB (1) GB2441654B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7699126B2 (en) * 2006-06-05 2010-04-20 Smith International, Inc. Cutting element having asymmetrical crest for roller cone drill bit
US20110168452A1 (en) * 2008-08-14 2011-07-14 Baker Hughes Incorporated Tungsten Carbide Bit with Hardfaced Nose Area
US7779936B2 (en) * 2008-09-25 2010-08-24 Baker Hughes Incorporated Staggered compact row on same land
CN101806195A (en) * 2010-03-09 2010-08-18 江汉石油钻头股份有限公司 Tricone bit used for high-rotating speed well drilling
CA2882310C (en) * 2012-08-29 2017-10-31 National Oilwell DHT, L.P. Cutting insert for a rock drill bit
US20140182947A1 (en) 2012-12-28 2014-07-03 Smith International, Inc. Cutting insert for percussion drill bit
EP3132108B1 (en) 2014-04-16 2019-07-03 National Oilwell DHT, L.P. Downhole drill bit cutting element with chamfered ridge
US11828108B2 (en) 2016-01-13 2023-11-28 Schlumberger Technology Corporation Angled chisel insert
RU2685014C1 (en) * 2017-10-18 2019-04-16 федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный технический университет" Rolling drilling bit

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3388757A (en) * 1967-03-23 1968-06-18 Smith Ind International Inc Hardened inserts for drill bits
GB9221453D0 (en) * 1992-10-13 1992-11-25 Reed Tool Co Improvements in rolling cutter drill bits
US5351768A (en) * 1993-07-08 1994-10-04 Baker Hughes Incorporated Earth-boring bit with improved cutting structure
US6209668B1 (en) * 1993-07-08 2001-04-03 Baker Hughes Incorporated Earth-boring bit with improved cutting structure
US6390210B1 (en) * 1996-04-10 2002-05-21 Smith International, Inc. Rolling cone bit with gage and off-gage cutter elements positioned to separate sidewall and bottom hole cutting duty
US5881829A (en) * 1997-07-16 1999-03-16 Baker Hughes Incorporated Rolling-cutter mining bit with relatively soft formation cutting structure
ID28517A (en) * 1998-08-31 2001-05-31 Halliburton Energy Serv Inc BALANCING CONE ROLLER BIT, DRILLING METHOD SYSTEM, AND DESIGN METHOD
US6688410B1 (en) * 2000-06-07 2004-02-10 Smith International, Inc. Hydro-lifter rock bit with PDC inserts
US6374930B1 (en) * 2000-06-08 2002-04-23 Smith International, Inc. Cutting structure for roller cone drill bits
US6561292B1 (en) * 2000-11-03 2003-05-13 Smith International, Inc. Rock bit with load stabilizing cutting structure
US7195086B2 (en) * 2004-01-30 2007-03-27 Anna Victorovna Aaron Anti-tracking earth boring bit with selected varied pitch for overbreak optimization and vibration reduction

Also Published As

Publication number Publication date
US20080060852A1 (en) 2008-03-13
GB2441654A (en) 2008-03-12
GB2441654B (en) 2009-01-28
CA2598411A1 (en) 2008-03-07

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Legal Events

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

Effective date: 20110906