GB2462813B - Rotary drill bit - Google Patents

Rotary drill bit

Info

Publication number: GB2462813B
Authority: GB; United Kingdom
Prior art keywords: drill bit; rotary drill; rotary; bit; drill
Prior art date: 2008-08-18
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

GB0815007.0A

Other versions

GB2462813A (en

GB0815007D0 (en

Inventor

Jonathon Elvidge

Robert Woodward

Alan H Jiang

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.)

ReedHycalog UK Ltd

Original Assignee

ReedHycalog UK Ltd

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.)

2008-08-18

Filing date

2008-08-18

Publication date

2012-06-06

2008-08-18 Application filed by ReedHycalog UK Ltd filed Critical ReedHycalog UK Ltd

2008-08-18 Priority to GB0815007.0A priority Critical patent/GB2462813B/en

2008-09-24 Publication of GB0815007D0 publication Critical patent/GB0815007D0/en

2009-08-11 Priority to CA2675194A priority patent/CA2675194C/en

2010-02-24 Publication of GB2462813A publication Critical patent/GB2462813A/en

2012-06-06 Application granted granted Critical

2012-06-06 Publication of GB2462813B publication Critical patent/GB2462813B/en

Status Expired - Fee Related legal-status Critical Current

2028-08-18 Anticipated expiration legal-status Critical

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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1092—Gauge section of drill 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
- E21B10/42—Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- 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
- E21B10/54—Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits

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)
Drilling Tools (AREA)

GB0815007.0A 2008-08-18 2008-08-18 Rotary drill bit Expired - Fee Related GB2462813B (en)

Priority Applications (2)

Application Number	Priority Date	Filing Date	Title
GB0815007.0A GB2462813B (en)	2008-08-18	2008-08-18	Rotary drill bit
CA2675194A CA2675194C (en)	2008-08-18	2009-08-11	Rotary drill bit

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB0815007.0A GB2462813B (en)	2008-08-18	2008-08-18	Rotary drill bit

Publications (3)

Publication Number	Publication Date
GB0815007D0 GB0815007D0 (en)	2008-09-24
GB2462813A GB2462813A (en)	2010-02-24
GB2462813B true GB2462813B (en)	2012-06-06

Family

ID=39812154

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0815007.0A Expired - Fee Related GB2462813B (en)	2008-08-18	2008-08-18	Rotary drill bit

Country Status (2)

Country	Link
CA (1)	CA2675194C (en)
GB (1)	GB2462813B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0904791D0 (en)	2009-03-20	2009-05-06	Turbopower Drilling Sal	Downhole drilling assembly
US9677344B2 (en) *	2013-03-01	2017-06-13	Baker Hughes Incorporated	Components of drilling assemblies, drilling assemblies, and methods of stabilizing drilling assemblies in wellbores in subterranean formations
BR112017011061B1 (en)	2014-12-10	2019-09-10	Nat Oilwell Dht Lp	drill set, and method for designing a drill bit
GB2534896A (en) *	2015-02-04	2016-08-10	Nov Downhole Eurasia Ltd	Rotary downhole tool

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6651756B1 (en) *	2000-11-17	2003-11-25	Baker Hughes Incorporated	Steel body drill bits with tailored hardfacing structural elements
US20040069531A1 (en) *	2002-10-09	2004-04-15	Mccormick Ronny D	Earth boring apparatus and method offering improved gage trimmer protection
GB2424433A (en) *	2005-03-03	2006-09-27	Smith International	Drag bit with wear resistant inserts on gage pads
US20070205024A1 (en) *	2005-11-30	2007-09-06	Graham Mensa-Wilmot	Steerable fixed cutter drill bit

2008
- 2008-08-18 GB GB0815007.0A patent/GB2462813B/en not_active Expired - Fee Related
2009
- 2009-08-11 CA CA2675194A patent/CA2675194C/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6651756B1 (en) *	2000-11-17	2003-11-25	Baker Hughes Incorporated	Steel body drill bits with tailored hardfacing structural elements
US20040069531A1 (en) *	2002-10-09	2004-04-15	Mccormick Ronny D	Earth boring apparatus and method offering improved gage trimmer protection
GB2424433A (en) *	2005-03-03	2006-09-27	Smith International	Drag bit with wear resistant inserts on gage pads
US20070205024A1 (en) *	2005-11-30	2007-09-06	Graham Mensa-Wilmot	Steerable fixed cutter drill bit

Also Published As

Publication number	Publication date
GB2462813A (en)	2010-02-24
CA2675194A1 (en)	2010-02-18
CA2675194C (en)	2015-07-28
GB0815007D0 (en)	2008-09-24

Publication	Publication Date	Title
GB2452709B (en)	2011-01-26	Drill bit
ZA200908569B (en)	2010-09-29	Drill Bit
GB2438053B (en)	2009-05-06	Drill bit
GB2438520B (en)	2009-01-28	Drill Bit
GB2454103B (en)	2010-03-24	Drill bit
GB2445671B (en)	2011-05-11	Drill bit
GB201107895D0 (en)	2011-06-22	Tool bit
GB0623478D0 (en)	2007-01-03	Drill bit
EP2594728A4 (en)	2015-06-03	Rotary drill bit
PL2183071T3 (en)	2012-10-31	Drill
GB2472158B (en)	2012-09-26	Impregnated drill bit
GB0817664D0 (en)	2008-11-05	Drill bit
GB0818493D0 (en)	2008-11-19	Drilling tool
ZA201101178B (en)	2014-07-30	Core drill bit
GB2454900B (en)	2012-01-11	Self-circulating drill bit
ZA201002065B (en)	2010-12-29	Drill bit
PL2047932T3 (en)	2017-06-30	Drill
GB2454918B (en)	2011-11-02	Adjustable drill bit
GB2462813B (en)	2012-06-06	Rotary drill bit
GB0706061D0 (en)	2007-05-09	Drill bit
GB2451100B (en)	2012-02-15	Drill bit
EP2350421A4 (en)	2015-11-18	Rock drilling machine
EP2050550A4 (en)	2015-04-01	Noncoring drill bit
GB0820063D0 (en)	2008-12-10	Drilling tool
EP2274126A4 (en)	2011-10-05	Drill bit

Legal Events

Date	Code	Title	Description
2022-04-27	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20210818