NO180551C - Rotasjonsborkrone for boring gjennom klebrige formasjoner - Google Patents

Rotasjonsborkrone for boring gjennom klebrige formasjoner

Info

Publication number: NO180551C
Authority: NO; Norway
Prior art keywords: drilling; drill bit; rotary drill; sticky formations; formations
Prior art date: 1988-10-20

Application number

NO894176A

Other languages

English (en)

Other versions

NO180551B (no

NO894176L (no

NO894176D0 (no

Inventor

Djurre Hans Zijsling

Original Assignee

Shell Int Research

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.)

1988-10-20

Filing date

1989-10-19

Publication date

1997-05-07

1989-10-19 Application filed by Shell Int Research filed Critical Shell Int Research

1989-10-19 Publication of NO894176D0 publication Critical patent/NO894176D0/no

1990-04-23 Publication of NO894176L publication Critical patent/NO894176L/no

1997-01-27 Publication of NO180551B publication Critical patent/NO180551B/no

1997-05-07 Publication of NO180551C publication Critical patent/NO180551C/no

Links

230000015572 biosynthetic process Effects 0.000 title 1
238000005553 drilling Methods 0.000 title 1
238000005755 formation reaction Methods 0.000 title 1

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
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades

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)

NO894176A 1988-10-20 1989-10-19 Rotasjonsborkrone for boring gjennom klebrige formasjoner NO180551C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB888824546A GB8824546D0 (en)	1988-10-20	1988-10-20	Rotary drill bit for drilling through sticky formations

Publications (4)

Publication Number	Publication Date
NO894176D0 NO894176D0 (no)	1989-10-19
NO894176L NO894176L (no)	1990-04-23
NO180551B NO180551B (no)	1997-01-27
NO180551C true NO180551C (no)	1997-05-07

Family

ID=10645490

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO894176A NO180551C (no)	1988-10-20	1989-10-19	Rotasjonsborkrone for boring gjennom klebrige formasjoner

Country Status (8)

Country	Link
US (1)	US5197554A (no)
EP (1)	EP0365100B1 (no)
CA (1)	CA2001178C (no)
DE (1)	DE68912061T2 (no)
DK (1)	DK170866B1 (no)
ES (1)	ES2048828T3 (no)
GB (1)	GB8824546D0 (no)
NO (1)	NO180551C (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5803196A (en) *	1996-05-31	1998-09-08	Diamond Products International	Stabilizing drill bit
US6125947A (en)	1997-09-19	2000-10-03	Baker Hughes Incorporated	Earth-boring drill bits with enhanced formation cuttings removal features and methods of drilling
US6302223B1 (en)	1999-10-06	2001-10-16	Baker Hughes Incorporated	Rotary drag bit with enhanced hydraulic and stabilization characteristics
US8020639B2 (en) *	2008-12-22	2011-09-20	Baker Hughes Incorporated	Cutting removal system for PDC drill bits
US8517124B2 (en) *	2009-12-01	2013-08-27	Northbasin Energy Services Inc.	PDC drill bit with flute design for better bit cleaning
CN108945640B (zh) *	2018-07-12	2021-11-12	江苏恒添源新材料科技有限公司	粉笔包膜整机
CN111520079A (zh) *	2020-06-23	2020-08-11	西南石油大学	一种冠部轮廓偏移的pdc钻头刀翼
CN112324349B (zh) *	2020-11-10	2023-10-03	河南四方达超硬材料股份有限公司	一种多重犁削的金刚石复合片及钻头

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2371489A (en) *	1943-08-09	1945-03-13	Sam P Daniel	Drill bit
US3215215A (en) *	1962-08-27	1965-11-02	Exxon Production Research Co	Diamond bit
US4397363A (en) *	1980-01-10	1983-08-09	Drilling & Service U.K. Limited	Rotary drill bits and method of use
US4554986A (en) *	1983-07-05	1985-11-26	Reed Rock Bit Company	Rotary drill bit having drag cutting elements
US4655303A (en) *	1985-11-22	1987-04-07	Amoco Corporation	Drill bit
GB2185506B (en) *	1986-01-21	1989-03-30	Shell Int Research	Rotary drill bit
US4696354A (en) *	1986-06-30	1987-09-29	Hughes Tool Company - Usa	Drilling bit with full release void areas
GB8628168D0 (en) *	1986-11-22	1986-12-31	Nl Petroleum Prod	Rotary drill bits
US4794994A (en) *	1987-03-26	1989-01-03	Reed Tool Company	Drag drill bit having improved flow of drilling fluid
EP0295045A3 (en) *	1987-06-09	1989-10-25	Reed Tool Company	Rotary drag bit having scouring nozzles

1988
- 1988-10-20 GB GB888824546A patent/GB8824546D0/en active Pending
1989
- 1989-10-18 EP EP89202639A patent/EP0365100B1/en not_active Expired - Lifetime
- 1989-10-18 DE DE89202639T patent/DE68912061T2/de not_active Expired - Fee Related
- 1989-10-18 ES ES89202639T patent/ES2048828T3/es not_active Expired - Lifetime
- 1989-10-19 US US07/422,885 patent/US5197554A/en not_active Expired - Fee Related
- 1989-10-19 DK DK519489A patent/DK170866B1/da not_active IP Right Cessation
- 1989-10-19 NO NO894176A patent/NO180551C/no unknown
- 1989-10-20 CA CA002001178A patent/CA2001178C/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DK170866B1 (da)	1996-02-19
EP0365100A2 (en)	1990-04-25
NO180551B (no)	1997-01-27
NO894176L (no)	1990-04-23
CA2001178A1 (en)	1990-04-20
NO894176D0 (no)	1989-10-19
GB8824546D0 (en)	1988-11-23
ES2048828T3 (es)	1994-04-01
DE68912061D1 (de)	1994-02-17
US5197554A (en)	1993-03-30
CA2001178C (en)	2004-03-16
DK519489A (da)	1990-04-21
EP0365100B1 (en)	1994-01-05
DK519489D0 (da)	1989-10-19
DE68912061T2 (de)	1994-04-28
EP0365100A3 (en)	1991-04-03

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