GB202309678D0 - A system and method for circulating drilling fluid in connection with open water drilling - Google Patents

A system and method for circulating drilling fluid in connection with open water drilling

Info

Publication number
GB202309678D0
GB202309678D0 GBGB2309678.7A GB202309678A GB202309678D0 GB 202309678 D0 GB202309678 D0 GB 202309678D0 GB 202309678 A GB202309678 A GB 202309678A GB 202309678 D0 GB202309678 D0 GB 202309678D0
Authority
GB
United Kingdom
Prior art keywords
connection
open water
drilling
circulating
drilling 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.)
Pending
Application number
GBGB2309678.7A
Other versions
GB2616787A (en
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.)
Electrical Subsea and Drilling AS
Original Assignee
Electrical Subsea and Drilling AS
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 Electrical Subsea and Drilling AS filed Critical Electrical Subsea and Drilling AS
Publication of GB202309678D0 publication Critical patent/GB202309678D0/en
Publication of GB2616787A publication Critical patent/GB2616787A/en
Pending 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
    • E21B21/08—Controlling or monitoring pressure or flow of drilling fluid, e.g. automatic filling of boreholes, automatic control of bottom pressure
    • E21B21/082—Dual gradient systems, i.e. using two hydrostatic gradients or drilling fluid densities
    • 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
    • E21B21/001—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
    • E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
    • 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
    • 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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0007—Equipment or details not covered by groups E21B15/00 - E21B40/00 for underwater installations
    • 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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0078—Nozzles used in boreholes
    • 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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/12—Underwater drilling

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)
GB2309678.7A 2021-01-12 2021-12-22 A system and method for circulating drilling fluid in connection with open water drilling Pending GB2616787A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20210037A NO346362B1 (en) 2021-01-12 2021-01-12 A system and method for circulating drilling fluid in connection with open water drilling
PCT/NO2021/050279 WO2022154666A1 (en) 2021-01-12 2021-12-22 A system and method for circulating drilling fluid in connection with open water drilling

Publications (2)

Publication Number Publication Date
GB202309678D0 true GB202309678D0 (en) 2023-08-09
GB2616787A GB2616787A (en) 2023-09-20

Family

ID=82399707

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2309678.7A Pending GB2616787A (en) 2021-01-12 2021-12-22 A system and method for circulating drilling fluid in connection with open water drilling

Country Status (3)

Country Link
GB (1) GB2616787A (en)
NO (1) NO346362B1 (en)
WO (1) WO2022154666A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7264058B2 (en) * 2001-09-10 2007-09-04 Ocean Riser Systems As Arrangement and method for regulating bottom hole pressures when drilling deepwater offshore wells
MX2012002832A (en) * 2009-09-10 2012-04-19 Bp Corp North America Inc Systems and methods for circulating out a well bore influx in a dual gradient environment.
EP2659082A4 (en) * 2010-12-29 2017-11-08 Halliburton Energy Services, Inc. Subsea pressure control system
US20140048331A1 (en) * 2012-08-14 2014-02-20 Weatherford/Lamb, Inc. Managed pressure drilling system having well control mode
EP3262271A4 (en) * 2015-02-26 2018-10-17 Donald G. Reitsma Mud lift drilling system using ejector assembly in mud return line

Also Published As

Publication number Publication date
NO346362B1 (en) 2022-06-27
NO20210037A1 (en) 2022-06-27
GB2616787A (en) 2023-09-20
WO2022154666A1 (en) 2022-07-21

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