OA12576A - Assembly for drilling low pressure formation. - Google Patents

Assembly for drilling low pressure formation. Download PDF

Info

Publication number
OA12576A
OA12576A OA1200400074A OA1200400074A OA12576A OA 12576 A OA12576 A OA 12576A OA 1200400074 A OA1200400074 A OA 1200400074A OA 1200400074 A OA1200400074 A OA 1200400074A OA 12576 A OA12576 A OA 12576A
Authority
OA
OAPI
Prior art keywords
borehole
drilling
sealing means
pump device
sealing
Prior art date
Application number
OA1200400074A
Other languages
English (en)
Inventor
Johannes Van Wijk
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.)
Filing date
Publication date
Application filed by Shell Int Research filed Critical Shell Int Research
Publication of OA12576A publication Critical patent/OA12576A/en

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
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/003—Bearing, sealing, lubricating details
    • 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
    • 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
    • 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
    • E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
OA1200400074A 2001-09-07 2002-09-06 Assembly for drilling low pressure formation. OA12576A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01307594 2001-09-07

Publications (1)

Publication Number Publication Date
OA12576A true OA12576A (en) 2006-06-07

Family

ID=8182244

Family Applications (1)

Application Number Title Priority Date Filing Date
OA1200400074A OA12576A (en) 2001-09-07 2002-09-06 Assembly for drilling low pressure formation.

Country Status (12)

Country Link
US (2) US7090039B2 (fr)
EP (1) EP1423582B1 (fr)
CN (1) CN100335741C (fr)
AU (1) AU2002339535B2 (fr)
BR (1) BR0212320A (fr)
CA (1) CA2459733C (fr)
EA (1) EA005478B1 (fr)
EG (1) EG23355A (fr)
NO (1) NO20041447L (fr)
OA (1) OA12576A (fr)
SA (1) SA03230517B1 (fr)
WO (1) WO2003023182A1 (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7806203B2 (en) 1998-07-15 2010-10-05 Baker Hughes Incorporated Active controlled bottomhole pressure system and method with continuous circulation system
US8011450B2 (en) 1998-07-15 2011-09-06 Baker Hughes Incorporated Active bottomhole pressure control with liner drilling and completion systems
US7096975B2 (en) 1998-07-15 2006-08-29 Baker Hughes Incorporated Modular design for downhole ECD-management devices and related methods
US7270185B2 (en) 1998-07-15 2007-09-18 Baker Hughes Incorporated Drilling system and method for controlling equivalent circulating density during drilling of wellbores
US7174975B2 (en) 1998-07-15 2007-02-13 Baker Hughes Incorporated Control systems and methods for active controlled bottomhole pressure systems
US7721822B2 (en) * 1998-07-15 2010-05-25 Baker Hughes Incorporated Control systems and methods for real-time downhole pressure management (ECD control)
GB9904380D0 (en) * 1999-02-25 1999-04-21 Petroline Wellsystems Ltd Drilling method
US6837313B2 (en) * 2002-01-08 2005-01-04 Weatherford/Lamb, Inc. Apparatus and method to reduce fluid pressure in a wellbore
GB2416559B (en) 2001-09-20 2006-03-29 Baker Hughes Inc Active controlled bottomhole pressure system & method
US7306042B2 (en) 2002-01-08 2007-12-11 Weatherford/Lamb, Inc. Method for completing a well using increased fluid temperature
US6957698B2 (en) 2002-09-20 2005-10-25 Baker Hughes Incorporated Downhole activatable annular seal assembly
US7055627B2 (en) * 2002-11-22 2006-06-06 Baker Hughes Incorporated Wellbore fluid circulation system and method
US8371398B2 (en) * 2004-10-20 2013-02-12 Baker Hughes Incorporated Downhole fluid loss control apparatus
FR2895440B1 (fr) * 2005-12-22 2008-02-22 Inst Francais Du Petrole Dispositif et methode de forage en circulation inverse
US9562408B2 (en) 2013-01-03 2017-02-07 Baker Hughes Incorporated Casing or liner barrier with remote interventionless actuation feature
KR101726168B1 (ko) 2017-02-13 2017-04-12 (주) 티에스티시스포츠 방열수단이 구비된 브레인 휘트니스용 전자표적 조립체
KR101726165B1 (ko) 2016-12-13 2017-04-12 (주) 티에스티시스포츠 브레인 휘트니스용 전자표적 조립체
KR101726166B1 (ko) 2017-02-13 2017-04-12 (주) 티에스티시스포츠 차단링이 구비된 브레인 휘트니스용 전자표적 조립체
KR101726167B1 (ko) 2017-02-13 2017-04-12 (주) 티에스티시스포츠 반사판이 구비된 브레인 휘트니스용 전자표적 조립체
CN110374528B (zh) * 2019-07-29 2023-09-29 中海石油(中国)有限公司湛江分公司 一种深水钻井中降低ecd钻井液喷射装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2946565A (en) * 1953-06-16 1960-07-26 Jersey Prod Res Co Combination drilling and testing process
US4137975A (en) * 1976-05-13 1979-02-06 The British Petroleum Company Limited Drilling method
US4630691A (en) * 1983-05-19 1986-12-23 Hooper David W Annulus bypass peripheral nozzle jet pump pressure differential drilling tool and method for well drilling
DE3523755A1 (de) * 1985-07-03 1987-01-15 Bosch Gmbh Robert Kollektormaschine
US4744426A (en) * 1986-06-02 1988-05-17 Reed John A Apparatus for reducing hydro-static pressure at the drill bit
GB8629746D0 (en) * 1986-12-12 1987-01-21 Phoenix Petroleum Services Installation of downhole pumps in wells
US6209663B1 (en) * 1998-05-18 2001-04-03 David G. Hosie Underbalanced drill string deployment valve method and apparatus
CA2315969C (fr) * 2000-08-15 2008-07-15 Tesco Corporation Outil de forage en sous-pression, et methode connexe
CA2344627C (fr) * 2001-04-18 2007-08-07 Northland Energy Corporation Methode permettant la commande dynamique de la pression de circulation de fond pendant le sondage d'un puits de forage
US6877571B2 (en) * 2001-09-04 2005-04-12 Sunstone Corporation Down hole drilling assembly with independent jet pump
US6957698B2 (en) * 2002-09-20 2005-10-25 Baker Hughes Incorporated Downhole activatable annular seal assembly

Also Published As

Publication number Publication date
US7090039B2 (en) 2006-08-15
NO20041447L (no) 2004-04-06
CA2459733A1 (fr) 2003-03-20
EA005478B1 (ru) 2005-02-24
SA03230517B1 (ar) 2007-12-29
CA2459733C (fr) 2010-04-20
EP1423582B1 (fr) 2006-01-18
US20060225923A1 (en) 2006-10-12
CN100335741C (zh) 2007-09-05
BR0212320A (pt) 2004-09-21
WO2003023182A1 (fr) 2003-03-20
EG23355A (en) 2005-01-31
US20050006148A1 (en) 2005-01-13
EA200400406A1 (ru) 2004-08-26
EP1423582A1 (fr) 2004-06-02
AU2002339535B2 (en) 2007-05-24
CN1551943A (zh) 2004-12-01
US7243743B2 (en) 2007-07-17

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