GB2433277B - A drill bit - Google Patents

A drill bit

Info

Publication number: GB2433277B
Authority: GB; United Kingdom
Prior art keywords: drill bit; drill; bit
Prior art date: 2005-12-14
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

GB0624882A

Other versions

GB2433277A (en

GB0624882D0 (en

Inventor

Scott D Mcdonough

Amardeep Singh

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.)

2005-12-14

Filing date

2006-12-13

Publication date

2009-04-22

2006-12-13 Application filed by Smith International Inc filed Critical Smith International Inc

2007-01-24 Publication of GB0624882D0 publication Critical patent/GB0624882D0/en

2007-06-20 Publication of GB2433277A publication Critical patent/GB2433277A/en

2009-04-22 Application granted granted Critical

2009-04-22 Publication of GB2433277B publication Critical patent/GB2433277B/en

Status Expired - Fee Related legal-status Critical Current

2026-12-13 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
- E21B10/00—Drill bits
- E21B10/02—Core bits
- E21B10/06—Roller core 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

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)

GB0624882A 2005-12-14 2006-12-13 A drill bit Expired - Fee Related GB2433277B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US75041505P	2005-12-14	2005-12-14

Publications (3)

Publication Number	Publication Date
GB0624882D0 GB0624882D0 (en)	2007-01-24
GB2433277A GB2433277A (en)	2007-06-20
GB2433277B true GB2433277B (en)	2009-04-22

Family

ID=37712068

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0624882A Expired - Fee Related GB2433277B (en)	2005-12-14	2006-12-13	A drill bit

Country Status (3)

Country	Link
US (1)	US20070131457A1 (en)
CA (1)	CA2571062A1 (en)
GB (1)	GB2433277B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US9574405B2 (en)	2005-09-21	2017-02-21	Smith International, Inc.	Hybrid disc bit with optimized PDC cutter placement
US8678111B2 (en)	2007-11-16	2014-03-25	Baker Hughes Incorporated	Hybrid drill bit and design method
US8141664B2 (en) *	2009-03-03	2012-03-27	Baker Hughes Incorporated	Hybrid drill bit with high bearing pin angles
US8672060B2 (en) *	2009-07-31	2014-03-18	Smith International, Inc.	High shear roller cone drill bits
WO2011035051A2 (en)	2009-09-16	2011-03-24	Baker Hughes Incorporated	External, divorced pdc bearing assemblies for hybrid drill bits
CA2804041C (en)	2010-06-29	2016-04-05	Baker Hughes Incorporated	Hybrid drill bit with anti-tracking features
CN101892810B (en) *	2010-07-16	2012-07-25	西南石油大学	Combined drill breaking rocks by cutting method
CN101886522B (en) *	2010-07-16	2012-07-25	西南石油大学	Wheel-type drill for breaking rock in cutting mode
US9782857B2 (en)	2011-02-11	2017-10-10	Baker Hughes Incorporated	Hybrid drill bit having increased service life
MX337212B (en)	2011-02-11	2016-02-17	Baker Hughes Inc	System and method for leg retention on hybrid bits.
US9353575B2 (en)	2011-11-15	2016-05-31	Baker Hughes Incorporated	Hybrid drill bits having increased drilling efficiency
US20150090501A1 (en) *	2013-10-02	2015-04-02	Varel International Ind., L.P.	Roller cutter drill bit with mixed bearing types
CA2948648C (en)	2014-05-23	2019-03-12	Baker Hugues Incorporated	Hybrid bit with mechanically attached roller cone elements
US11428050B2 (en)	2014-10-20	2022-08-30	Baker Hughes Holdings Llc	Reverse circulation hybrid bit
US12084919B2 (en)	2019-05-21	2024-09-10	Schlumberger Technology Corporation	Hybrid bit
US12065883B2 (en)	2020-09-29	2024-08-20	Schlumberger Technology Corporation	Hybrid bit
WO2024057278A1 (en) *	2022-09-16	2024-03-21	Sandvik Mining And Rock Technology India Private Limited	Earth boring rotary bit and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4427081A (en) *	1982-01-19	1984-01-24	Dresser Industries, Inc.	Rotary rock bit with independently true rolling cutters
GB2384503A (en) *	2002-01-24	2003-07-30	Smith International	Roller cone drill bit with inherent walk characteristics

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2184067A (en) *	1939-01-03	1939-12-19	John A Zublin	Drill bit
US2463932A (en) *	1944-05-23	1949-03-08	John A Zublin	Drilling bit
US4984643A (en) *	1990-03-21	1991-01-15	Hughes Tool Company	Anti-balling earth boring bit
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

2006
- 2006-12-13 GB GB0624882A patent/GB2433277B/en not_active Expired - Fee Related
- 2006-12-13 CA CA002571062A patent/CA2571062A1/en not_active Abandoned
- 2006-12-14 US US11/610,537 patent/US20070131457A1/en not_active Abandoned

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4427081A (en) *	1982-01-19	1984-01-24	Dresser Industries, Inc.	Rotary rock bit with independently true rolling cutters
GB2384503A (en) *	2002-01-24	2003-07-30	Smith International	Roller cone drill bit with inherent walk characteristics

Also Published As

Publication number	Publication date
GB2433277A (en)	2007-06-20
GB0624882D0 (en)	2007-01-24
CA2571062A1 (en)	2007-06-14
US20070131457A1 (en)	2007-06-14

Publication	Publication Date	Title
GB2433277B (en)	2009-04-22	A drill bit
ZA200706733B (en)	2008-09-25	Bit for drilling a hole
GB2438053B (en)	2009-05-06	Drill bit
GB0623993D0 (en)	2007-01-10	Drill bit
GB2438520B (en)	2009-01-28	Drill Bit
GB2454103B (en)	2010-03-24	Drill bit
GB2422462B (en)	2007-12-05	Fixed cutter drill bit
GB0503784D0 (en)	2005-03-30	Hammer drill
ZA200606939B (en)	2007-11-28	A dril bit
GB2415210B (en)	2009-01-21	Drill bit
GB2426533B (en)	2010-07-21	Stable rotary drill bit
GB0817707D0 (en)	2008-11-05	Drill bit
GB0704097D0 (en)	2007-04-11	Drill bit assembly
EP1950008A4 (en)	2010-11-24	Hammer drill
GB2429942B (en)	2007-12-27	Drill bit
GB2445451B (en)	2010-08-11	Percussion drill
GB2429221B (en)	2008-01-02	Drill bit
GB2412676B (en)	2008-04-02	Drill bit
PL1875032T3 (en)	2011-02-28	A drilling tool
AU156459S (en)	2004-09-21	A drill bit
GB0706061D0 (en)	2007-05-09	Drill bit
EP2050550A4 (en)	2015-04-01	Noncoring drill bit
GB2443115B (en)	2008-08-06	Drill bit
GB2444634B (en)	2011-03-02	Drill bit
ZA200406316B (en)	2006-05-31	A drill rig

Legal Events

Date	Code	Title	Description
2012-08-29	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20111213