GB2384505B - Drill bit - Google Patents

Drill bit

Info

Publication number: GB2384505B
Authority: GB; United Kingdom
Prior art keywords: drill bit; drill; bit
Prior art date: 2000-09-08
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

GB0304377A

Other languages

English (en)

Other versions

GB0304377D0 (en

GB2384505A (en

Inventor

Frederik Damhof

Djurre Hans Zijsling

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.)

SHELL INT RESEARCH

Shell Internationale Research Maatschappij BV

Original Assignee

SHELL INT RESEARCH

Shell Internationale Research Maatschappij BV

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.)

2000-09-08

Filing date

2001-09-06

Publication date

2005-01-12

2001-09-06 Application filed by SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH

2003-04-02 Publication of GB0304377D0 publication Critical patent/GB0304377D0/en

2003-07-30 Publication of GB2384505A publication Critical patent/GB2384505A/en

2005-01-12 Application granted granted Critical

2005-01-12 Publication of GB2384505B publication Critical patent/GB2384505B/en

2021-09-06 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- E21B10/12—Roller bits with discs cutters
- 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)

GB0304377A 2000-09-08 2001-09-06 Drill bit Expired - Fee Related GB2384505B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
EP00203110		2000-09-08
PCT/EP2001/010406 WO2002020936A2 (en)	2000-09-08	2001-09-06	Drill bit

Publications (3)

Publication Number	Publication Date
GB0304377D0 GB0304377D0 (en)	2003-04-02
GB2384505A GB2384505A (en)	2003-07-30
GB2384505B true GB2384505B (en)	2005-01-12

Family

ID=8171995

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0304377A Expired - Fee Related GB2384505B (en)	2000-09-08	2001-09-06	Drill bit

Country Status (13)

Country	Link
US (1)	US20040020693A1 (es)
CN (1)	CN1304719C (es)
AR (1)	AR030606A1 (es)
AU (2)	AU2002212221B2 (es)
BR (1)	BR0113687A (es)
CA (1)	CA2421288A1 (es)
EG (1)	EG22664A (es)
GB (1)	GB2384505B (es)
GC (1)	GC0000369A (es)
MX (1)	MXPA03001924A (es)
NO (1)	NO20031055L (es)
OA (1)	OA12369A (es)
WO (1)	WO2002020936A2 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
RU2392411C1 (ru) *	2009-04-20	2010-06-20	Вячеслав Геннадьевич Смирнов	Шарошка бурового долота
US10036205B2 (en) *	2015-06-04	2018-07-31	The Charles Machine Works, Inc.	Stacked-plate reamer
US10689911B2 (en) *	2016-05-25	2020-06-23	Baker Hughes, A Ge Company, Llc	Roller cone earth-boring rotary drill bits including disk heels and related systems and methods
US10941644B2 (en)	2018-02-20	2021-03-09	Saudi Arabian Oil Company	Downhole well integrity reconstruction in the hydrocarbon industry
US20230083068A1 (en) *	2020-01-24	2023-03-16	Dynatech Systems, Inc.	Method and article of manufacture of cutter for pdc cutting system
US11954800B2 (en)	2021-12-14	2024-04-09	Saudi Arabian Oil Company	Converting borehole images into three dimensional structures for numerical modeling and simulation applications
US11739616B1 (en)	2022-06-02	2023-08-29	Saudi Arabian Oil Company	Forming perforation tunnels in a subterranean formation

Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2333746A (en) *	1940-07-11	1943-11-09	Hughes Tool Co	Cutter teeth for well drills
US3018835A (en) *	1956-11-01	1962-01-30	Reed Roller Bit Co	Drill bit for producing an irregular indentation pattern on the bottom of a well bore
US3265139A (en) *	1963-12-09	1966-08-09	Continental Oil Co	Roller cone drill bit
US4187922A (en) *	1978-05-12	1980-02-12	Dresser Industries, Inc.	Varied pitch rotary rock bit
US5111894A (en) *	1990-08-23	1992-05-12	Sybil J. Williams	Uninterrupted drill bit
WO1999011900A1 (en) *	1997-08-28	1999-03-11	Shell Internationale Research Maatschappij B.V.	Drill bit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2246418A (en) *	1938-03-14	1941-06-17	Union Oil Co	Art of well drilling
US2533258A (en) *	1945-11-09	1950-12-12	Hughes Tool Co	Drill cutter
DE1218973B (de) *	1963-07-25	1966-06-16	Soeding & Halbach J C	Schneidrolle, insbesondere fuer Erweiterungs-rollenmeissel
US4270620A (en) *	1979-01-12	1981-06-02	Dailey Oil Tools, Inc.	Constant bottom contact tool
US5586611A (en) *	1995-10-13	1996-12-24	Cypress Services, Inc.	Drill bit having dual split bushings for cutter support and retention
US6808027B2 (en) *	2001-06-11	2004-10-26	Rst (Bvi), Inc.	Wellbore directional steering tool
US20030136588A1 (en) *	2002-01-24	2003-07-24	David Truax	Roller cone drill bit having designed walk characteristics
US7219747B2 (en) *	2004-03-04	2007-05-22	Halliburton Energy Services, Inc.	Providing a local response to a local condition in an oil well

2001
- 2001-09-05 AR ARP010104211A patent/AR030606A1/es unknown
- 2001-09-05 EG EG20010958A patent/EG22664A/xx active
- 2001-09-05 GC GCP20011617 patent/GC0000369A/en active
- 2001-09-06 WO PCT/EP2001/010406 patent/WO2002020936A2/en not_active Ceased
- 2001-09-06 AU AU2002212221A patent/AU2002212221B2/en not_active Ceased
- 2001-09-06 MX MXPA03001924A patent/MXPA03001924A/es unknown
- 2001-09-06 CN CNB018151892A patent/CN1304719C/zh not_active Expired - Fee Related
- 2001-09-06 GB GB0304377A patent/GB2384505B/en not_active Expired - Fee Related
- 2001-09-06 CA CA002421288A patent/CA2421288A1/en not_active Abandoned
- 2001-09-06 OA OA1200300053A patent/OA12369A/en unknown
- 2001-09-06 BR BR0113687-9A patent/BR0113687A/pt not_active Application Discontinuation
- 2001-09-06 AU AU1222102A patent/AU1222102A/xx active Pending
- 2001-09-06 US US10/363,975 patent/US20040020693A1/en not_active Abandoned
2003
- 2003-03-07 NO NO20031055A patent/NO20031055L/no not_active Application Discontinuation

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2333746A (en) *	1940-07-11	1943-11-09	Hughes Tool Co	Cutter teeth for well drills
US3018835A (en) *	1956-11-01	1962-01-30	Reed Roller Bit Co	Drill bit for producing an irregular indentation pattern on the bottom of a well bore
US3265139A (en) *	1963-12-09	1966-08-09	Continental Oil Co	Roller cone drill bit
US4187922A (en) *	1978-05-12	1980-02-12	Dresser Industries, Inc.	Varied pitch rotary rock bit
US5111894A (en) *	1990-08-23	1992-05-12	Sybil J. Williams	Uninterrupted drill bit
WO1999011900A1 (en) *	1997-08-28	1999-03-11	Shell Internationale Research Maatschappij B.V.	Drill bit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Kenner J V et al "Irregular tooth spacing reduces roller cone bit tracking problems" Oil and gas journal, US, Pennwell Publishing Co, Tulsa vol. 94, no. 20 13 May 1996 pages 85-89, XP000595928 ISSN: 0030-1388 figure 3 *

Also Published As

Publication number	Publication date
CA2421288A1 (en)	2002-03-14
AU2002212221B2 (en)	2004-11-11
WO2002020936A3 (en)	2002-05-16
CN1452685A (zh)	2003-10-29
BR0113687A (pt)	2003-07-15
NO20031055D0 (no)	2003-03-07
GC0000369A (en)	2007-03-31
EG22664A (en)	2003-05-31
GB0304377D0 (en)	2003-04-02
NO20031055L (no)	2003-03-07
MXPA03001924A (es)	2004-02-12
AR030606A1 (es)	2003-08-27
OA12369A (en)	2006-04-17
GB2384505A (en)	2003-07-30
AU1222102A (en)	2002-03-22
US20040020693A1 (en)	2004-02-05
WO2002020936A2 (en)	2002-03-14
CN1304719C (zh)	2007-03-14

Publication	Publication Date	Title
GB2368360B (en)	2003-08-06	Drill bit
GB2364340B (en)	2004-11-10	Drill bit
GB2364079B (en)	2004-11-17	Drill bits
GB2357534B (en)	2004-03-10	Drill bit
GB0008988D0 (en)	2000-05-31	Drill bit nozzle
GB2358653B (en)	2003-09-10	Bit for directional drilling
GB2352748B (en)	2004-01-07	Drill bit
GB2362905B (en)	2004-09-15	Earth-boring bit
GB2347701B (en)	2003-06-11	Drill bit
PL366519A1 (en)	2005-02-07	Drill bit
AU2001217334A1 (en)	2001-11-08	Drill bit
GB2384505B (en)	2005-01-12	Drill bit
GB2376489B (en)	2003-05-28	Bi-centre drill bit
GB2378201B (en)	2004-08-04	Drill bit stabilizer
GB2399373B (en)	2004-11-24	Earth-boring bit
GB2402688B (en)	2005-01-19	Drill bit
GB2384266B (en)	2003-10-01	Drill bit
AUPR226900A0 (en)	2001-01-25	Drill bit
AU145072S (en)	2001-09-06	Drill bit
TW454603U (en)	2001-09-11	Improved carpentry drill bit
CA94253S (en)	2001-12-31	Drill bit
SI1387923T1 (sl)	2006-10-31	Vrtalna krona
GB0013618D0 (en)	2000-07-26	Adjustable drill bit
AUPQ758900A0 (en)	2000-06-08	Drill bit
AUPR094200A0 (en)	2000-11-16	Drill bit

Legal Events

Date	Code	Title	Description
2010-05-26	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20090906