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GB2325682B - Apparatus for circulating fluid - Google Patents

Apparatus for circulating fluid

Info

Publication number
GB2325682B
GB2325682B GB9808784A GB9808784A GB2325682B GB 2325682 B GB2325682 B GB 2325682B GB 9808784 A GB9808784 A GB 9808784A GB 9808784 A GB9808784 A GB 9808784A GB 2325682 B GB2325682 B GB 2325682B
Authority
GB
United Kingdom
Prior art keywords
circulating fluid
circulating
fluid
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 - Lifetime
Application number
GB9808784A
Other versions
GB9808784D0 (en
GB2325682A (en
Inventor
Mark Carmichael
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.)
Schlumberger UK Holdings Ltd
Original Assignee
SPS Afos International Ltd
SPS Afos Group Ltd
Specialised Petroleum Services Ltd
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 SPS Afos International Ltd, SPS Afos Group Ltd, Specialised Petroleum Services Ltd filed Critical SPS Afos International Ltd
Publication of GB9808784D0 publication Critical patent/GB9808784D0/en
Publication of GB2325682A publication Critical patent/GB2325682A/en
Application granted granted Critical
Publication of GB2325682B publication Critical patent/GB2325682B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E21B21/106—Valve arrangements outside the borehole, e.g. kelly valves
    • 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
    • E21B37/00—Methods or apparatus for cleaning boreholes or wells

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)
GB9808784A 1997-04-30 1998-04-27 Apparatus for circulating fluid Expired - Lifetime GB2325682B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9708768.8A GB9708768D0 (en) 1997-04-30 1997-04-30 Apparatus for circulating fluid

Publications (3)

Publication Number Publication Date
GB9808784D0 GB9808784D0 (en) 1998-06-24
GB2325682A GB2325682A (en) 1998-12-02
GB2325682B true GB2325682B (en) 2001-10-03

Family

ID=10811581

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB9708768.8A Pending GB9708768D0 (en) 1997-04-30 1997-04-30 Apparatus for circulating fluid
GB9808784A Expired - Lifetime GB2325682B (en) 1997-04-30 1998-04-27 Apparatus for circulating fluid

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB9708768.8A Pending GB9708768D0 (en) 1997-04-30 1997-04-30 Apparatus for circulating fluid

Country Status (1)

Country Link
GB (2) GB9708768D0 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004031532A1 (en) 2002-10-02 2004-04-15 Baker Hugues Incorporated Mono-trip well completion
CA2809159C (en) 2007-07-27 2015-03-17 Weatherford/Lamb, Inc. Continuous flow drilling systems and methods
US8627890B2 (en) 2007-07-27 2014-01-14 Weatherford/Lamb, Inc. Rotating continuous flow sub
BR112012002345B1 (en) 2009-08-13 2019-06-25 Halliburton Energy Services, Inc. DEVIATION VALVE APPARATUS FOR MOUNTING IN A DRILLING COLUMN AND METHOD FOR USING A DEVIATION VALVE APPARATUS FOR MOUNTING ON A DRILLING COLUMN
US8550176B2 (en) 2010-02-09 2013-10-08 Halliburton Energy Services, Inc. Wellbore bypass tool and related methods of use
FI20105540A0 (en) * 2010-05-18 2010-05-18 Atlas Copco Rotex Ab Oy Drilling rig for ground drilling
US9353587B2 (en) 2011-09-21 2016-05-31 Weatherford Technology Holdings, Llc Three-way flow sub for continuous circulation
US10006262B2 (en) 2014-02-21 2018-06-26 Weatherford Technology Holdings, Llc Continuous flow system for drilling oil and gas wells

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264137A (en) * 1991-10-07 1993-08-18 Camco Int Electrically controlled well circulating sleeve

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2264137A (en) * 1991-10-07 1993-08-18 Camco Int Electrically controlled well circulating sleeve

Also Published As

Publication number Publication date
GB9708768D0 (en) 1997-06-25
GB9808784D0 (en) 1998-06-24
GB2325682A (en) 1998-12-02

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Expiry date: 20180426