GB0225382D0 - Cutting structure for roller cone drill bits - Google Patents

Cutting structure for roller cone drill bits

Info

Publication number
GB0225382D0
GB0225382D0 GBGB0225382.1A GB0225382A GB0225382D0 GB 0225382 D0 GB0225382 D0 GB 0225382D0 GB 0225382 A GB0225382 A GB 0225382A GB 0225382 D0 GB0225382 D0 GB 0225382D0
Authority
GB
United Kingdom
Prior art keywords
drill bits
cutting structure
roller cone
cone drill
roller
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
GBGB0225382.1A
Other versions
GB2378202B (en
GB2378202A (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
Priority claimed from US09/590,577 external-priority patent/US6612384B1/en
Application filed by Smith International Inc filed Critical Smith International Inc
Publication of GB0225382D0 publication Critical patent/GB0225382D0/en
Publication of GB2378202A publication Critical patent/GB2378202A/en
Application granted granted Critical
Publication of GB2378202B publication Critical patent/GB2378202B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • E21B10/08—Roller bits
    • 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
    • E21B10/08—Roller bits
    • E21B10/16—Roller bits characterised by tooth form or arrangement
GB0225382A 2000-06-08 2001-06-08 Equalising cutter penetration depth Expired - Fee Related GB2378202B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/590,577 US6612384B1 (en) 2000-06-08 2000-06-08 Cutting structure for roller cone drill bits
GB0114006A GB2363146B (en) 2000-06-08 2001-06-08 Modelling and design of a force balanced roller cone drill bit

Publications (3)

Publication Number Publication Date
GB0225382D0 true GB0225382D0 (en) 2002-12-11
GB2378202A GB2378202A (en) 2003-02-05
GB2378202B GB2378202B (en) 2003-07-30

Family

ID=26246170

Family Applications (4)

Application Number Title Priority Date Filing Date
GB0225382A Expired - Fee Related GB2378202B (en) 2000-06-08 2001-06-08 Equalising cutter penetration depth
GB0225386A Expired - Fee Related GB2378467B (en) 2000-06-08 2001-06-08 Equalising cutter/formation contact area
GB0225383A Expired - Fee Related GB2378203B (en) 2000-06-08 2001-06-08 Equalising cutter element/formation contact time
GB0225380A Expired - Fee Related GB2378466B (en) 2000-06-08 2001-06-08 Equalising the work done by roller cones

Family Applications After (3)

Application Number Title Priority Date Filing Date
GB0225386A Expired - Fee Related GB2378467B (en) 2000-06-08 2001-06-08 Equalising cutter/formation contact area
GB0225383A Expired - Fee Related GB2378203B (en) 2000-06-08 2001-06-08 Equalising cutter element/formation contact time
GB0225380A Expired - Fee Related GB2378466B (en) 2000-06-08 2001-06-08 Equalising the work done by roller cones

Country Status (1)

Country Link
GB (4) GB2378202B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1805389B1 (en) 2004-10-28 2009-05-20 Diamond Innovations, Inc. Polycrystalline cutter with multiple cutting edges
US8327955B2 (en) 2009-06-29 2012-12-11 Baker Hughes Incorporated Non-parallel face polycrystalline diamond cutter and drilling tools so equipped
US8739904B2 (en) 2009-08-07 2014-06-03 Baker Hughes Incorporated Superabrasive cutters with grooves on the cutting face, and drill bits and drilling tools so equipped
SA111320374B1 (en) 2010-04-14 2015-08-10 بيكر هوغيس انكوبوريتد Method Of Forming Polycrystalline Diamond From Derivatized Nanodiamond
US9140072B2 (en) 2013-02-28 2015-09-22 Baker Hughes Incorporated Cutting elements including non-planar interfaces, earth-boring tools including such cutting elements, and methods of forming cutting elements

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6213225B1 (en) * 1998-08-31 2001-04-10 Halliburton Energy Services, Inc. Force-balanced roller-cone bits, systems, drilling methods, and design methods
GB2370059B (en) * 2000-03-13 2003-04-09 Smith International Method for simulating drilling of roller cone bits and its application to roller cone bit design and performance

Also Published As

Publication number Publication date
GB0225386D0 (en) 2002-12-11
GB2378202B (en) 2003-07-30
GB0225380D0 (en) 2002-12-11
GB2378466B (en) 2003-11-26
GB2378202A (en) 2003-02-05
GB2378467A (en) 2003-02-12
GB2378467B (en) 2003-07-30
GB2378203B (en) 2003-07-30
GB0225383D0 (en) 2002-12-11
GB2378203A (en) 2003-02-05
GB2378466A (en) 2003-02-12

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Legal Events

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

Effective date: 20150608