GB2391572B - Liquid lift method for drilling risers - Google Patents

Liquid lift method for drilling risers

Info

Publication number: GB2391572B
Authority: GB; United Kingdom
Prior art keywords: lift method; liquid lift; drilling risers; risers; drilling
Prior art date: 2001-02-23
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

GB0321638A

Other versions

GB2391572A (en

GB0321638D0 (en

Inventor

Charles Rapier Dawson

Yuh-Hwang Tsao

Sandra Nowland Hopko

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.)

ExxonMobil Upstream Research Co

Original Assignee

ExxonMobil Upstream Research Co

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.)

2001-02-23

Filing date

2002-02-21

Publication date

2005-02-02

2002-02-21 Application filed by ExxonMobil Upstream Research Co filed Critical ExxonMobil Upstream Research Co

2003-10-15 Publication of GB0321638D0 publication Critical patent/GB0321638D0/en

2004-02-11 Publication of GB2391572A publication Critical patent/GB2391572A/en

2005-02-02 Application granted granted Critical

2005-02-02 Publication of GB2391572B publication Critical patent/GB2391572B/en

2022-02-21 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/001—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor specially adapted for underwater drilling
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
- E21B21/085—Underbalanced techniques, i.e. where borehole fluid pressure is below formation pressure

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)
Gas Separation By Absorption (AREA)

GB0321638A 2001-02-23 2002-02-21 Liquid lift method for drilling risers Expired - Fee Related GB2391572B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US27130401P	2001-02-23	2001-02-23
PCT/US2002/005159 WO2002068795A1 (en)	2001-02-23	2002-02-21	Liquid lift method for drilling risers

Publications (3)

Publication Number	Publication Date
GB0321638D0 GB0321638D0 (en)	2003-10-15
GB2391572A GB2391572A (en)	2004-02-11
GB2391572B true GB2391572B (en)	2005-02-02

Family

ID=23035014

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB0321638A Expired - Fee Related GB2391572B (en)	2001-02-23	2002-02-21	Liquid lift method for drilling risers

Country Status (8)

Country	Link
AU (1)	AU2002245482B2 (en)
BR (1)	BR0207407B1 (en)
CA (1)	CA2438885C (en)
GB (1)	GB2391572B (en)
MX (1)	MXPA03007387A (en)
NO (1)	NO325188B1 (en)
OA (1)	OA12493A (en)
WO (1)	WO2002068795A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3955411A (en) *	1974-05-10	1976-05-11	Exxon Production Research Company	Method for measuring the vertical height and/or density of drilling fluid columns
US6197095B1 (en) *	1999-02-16	2001-03-06	John C. Ditria	Subsea multiphase fluid separating system and method
US6277286B1 (en) *	1997-03-19	2001-08-21	Norsk Hydro Asa	Method and device for the separation of a fluid in a well
US6328107B1 (en) *	1999-09-17	2001-12-11	Exxonmobil Upstream Research Company	Method for installing a well casing into a subsea well being drilled with a dual density drilling system

2002
- 2002-02-21 GB GB0321638A patent/GB2391572B/en not_active Expired - Fee Related
- 2002-02-21 MX MXPA03007387A patent/MXPA03007387A/en active IP Right Grant
- 2002-02-21 WO PCT/US2002/005159 patent/WO2002068795A1/en not_active Ceased
- 2002-02-21 AU AU2002245482A patent/AU2002245482B2/en not_active Ceased
- 2002-02-21 BR BRPI0207407-9A patent/BR0207407B1/en not_active IP Right Cessation
- 2002-02-21 OA OA1200300202A patent/OA12493A/en unknown
- 2002-02-21 CA CA002438885A patent/CA2438885C/en not_active Expired - Fee Related
2003
- 2003-08-21 NO NO20033720A patent/NO325188B1/en not_active IP Right Cessation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3955411A (en) *	1974-05-10	1976-05-11	Exxon Production Research Company	Method for measuring the vertical height and/or density of drilling fluid columns
US6277286B1 (en) *	1997-03-19	2001-08-21	Norsk Hydro Asa	Method and device for the separation of a fluid in a well
US6197095B1 (en) *	1999-02-16	2001-03-06	John C. Ditria	Subsea multiphase fluid separating system and method
US6328107B1 (en) *	1999-09-17	2001-12-11	Exxonmobil Upstream Research Company	Method for installing a well casing into a subsea well being drilled with a dual density drilling system

Also Published As

Publication number	Publication date
GB2391572A (en)	2004-02-11
BR0207407A (en)	2005-04-12
NO325188B1 (en)	2008-02-11
BR0207407B1 (en)	2011-09-06
CA2438885A1 (en)	2002-09-06
AU2002245482B2 (en)	2006-06-29
NO20033720D0 (en)	2003-08-21
GB0321638D0 (en)	2003-10-15
MXPA03007387A (en)	2003-12-04
NO20033720L (en)	2003-08-21
WO2002068795A1 (en)	2002-09-06
OA12493A (en)	2006-05-24
CA2438885C (en)	2010-01-19

Publication	Publication Date	Title
GB2392939B (en)	2006-01-25	Downhole tool
GB2410276B (en)	2006-07-19	An expaqndable downhole tool
AU2003251337A8 (en)	2004-02-16	Drilling method
GB0106538D0 (en)	2001-05-02	Downhole tool
GB2377234B (en)	2005-09-28	Multi-cycle downhole apparatus
GB2400871B (en)	2005-09-14	Method for formation pressure control while drilling
GB2393985B (en)	2005-11-09	Downhole tool
GB0102485D0 (en)	2001-03-14	Downhole Tool
GB2405419B (en)	2006-03-08	Downhole tool & method
GB0200380D0 (en)	2002-02-20	Wellbore isolation technique
GB2376747B (en)	2005-01-19	Method for magnetizing wellbore tubulars
GB2378520B (en)	2003-10-15	Method for determining drilling fluid properties downhole during wellbore drilling
GB2391031B (en)	2005-06-08	Downhole tool
GB0116563D0 (en)	2001-08-29	Improved drilling method & apparatus
EP1379756A4 (en)	2005-09-14	Method for pumping fluids
GB2455927B (en)	2009-10-28	Wellscreen for wellbore
GB2402951B (en)	2005-11-23	Downhole tool retention apparatus
GB0124914D0 (en)	2001-12-05	Downhole tool
GB0101014D0 (en)	2001-02-28	Improved downhole tool
GB0317846D0 (en)	2003-09-03	Drilling method
GB2391572B (en)	2005-02-02	Liquid lift method for drilling risers
GB2382092B (en)	2006-02-22	Equipment for drilling vertical boreholes
SI1453631T1 (en)	2006-04-30	Deep drilling device
GB0109587D0 (en)	2001-06-06	Downhole tools
GB0113585D0 (en)	2001-07-25	Drilling apparatus

Legal Events

Date	Code	Title	Description
2008-10-29	PCNP	Patent ceased through non-payment of renewal fee	Effective date: 20080221