GB2391572B - Liquid lift method for drilling risers - Google Patents

Liquid lift method for drilling risers

Info

Publication number
GB2391572B
GB2391572B GB0321638A GB0321638A GB2391572B GB 2391572 B GB2391572 B GB 2391572B GB 0321638 A GB0321638 A GB 0321638A GB 0321638 A GB0321638 A GB 0321638A GB 2391572 B GB2391572 B GB 2391572B
Authority
GB
United Kingdom
Prior art keywords
lift method
liquid lift
drilling risers
risers
drilling
Prior art date
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
GB0321638D0 (en
GB2391572A (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.)
Filing date
Publication date
Application filed by ExxonMobil Upstream Research Co filed Critical ExxonMobil Upstream Research Co
Publication of GB0321638D0 publication Critical patent/GB0321638D0/en
Publication of GB2391572A publication Critical patent/GB2391572A/en
Application granted granted Critical
Publication of GB2391572B publication Critical patent/GB2391572B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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

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

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20080221