NO20230521A1 - - Google Patents

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Publication number
NO20230521A1
NO20230521A1 NO20230521A NO20230521A NO20230521A1 NO 20230521 A1 NO20230521 A1 NO 20230521A1 NO 20230521 A NO20230521 A NO 20230521A NO 20230521 A NO20230521 A NO 20230521A NO 20230521 A1 NO20230521 A1 NO 20230521A1
Authority
NO
Norway
Prior art keywords
fluid
drilling assembly
drive shaft
drill
drilling
Prior art date
Application number
NO20230521A
Other languages
English (en)
Other versions
NO348130B1 (en
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 filed Critical
Priority to NO20230521A priority Critical patent/NO348130B1/en
Priority to PCT/NO2024/050084 priority patent/WO2024219978A1/en
Publication of NO20230521A1 publication Critical patent/NO20230521A1/en
Publication of NO348130B1 publication Critical patent/NO348130B1/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
    • E21B7/00—Special methods or apparatus for drilling
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of 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
    • E21B7/04—Directional 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
    • 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
    • E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
    • E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
    • 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
    • E21B3/00—Rotary 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
    • 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
    • E21B47/00—Survey of boreholes or wells
    • E21B47/02—Determining slope or direction
    • E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
    • 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
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/062—Deflecting the direction of boreholes the tool shaft rotating inside a non-rotating guide travelling with the shaft
    • 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
    • E21B7/04—Directional drilling
    • E21B7/06—Deflecting the direction of boreholes
    • E21B7/067—Deflecting the direction of boreholes with means for locking sections of a pipe or of a guide for a shaft in angular relation, e.g. adjustable bent sub

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)
  • Geophysics (AREA)
  • Earth Drilling (AREA)
NO20230521A 2023-04-21 2023-05-04 A system and a method for down hole control of devices within rotary steerable drilling assembly NO348130B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
NO20230521A NO348130B1 (en) 2023-04-21 2023-05-04 A system and a method for down hole control of devices within rotary steerable drilling assembly
PCT/NO2024/050084 WO2024219978A1 (en) 2023-04-21 2024-04-08 A system and a method for down hole control of devices within rotary steerable drilling assembly

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20230435 2023-04-21
NO20230521A NO348130B1 (en) 2023-04-21 2023-05-04 A system and a method for down hole control of devices within rotary steerable drilling assembly

Publications (2)

Publication Number Publication Date
NO20230521A1 true NO20230521A1 (enrdf_load_stackoverflow) 2024-09-02
NO348130B1 NO348130B1 (en) 2024-09-02

Family

ID=91076686

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20230521A NO348130B1 (en) 2023-04-21 2023-05-04 A system and a method for down hole control of devices within rotary steerable drilling assembly

Country Status (2)

Country Link
NO (1) NO348130B1 (enrdf_load_stackoverflow)
WO (1) WO2024219978A1 (enrdf_load_stackoverflow)

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1139908A (en) 1966-05-02 1969-01-15 Drilco Oil Tools Inc Well bore drilling apparatus
US6158529A (en) * 1998-12-11 2000-12-12 Schlumberger Technology Corporation Rotary steerable well drilling system utilizing sliding sleeve
CA2474226C (en) 1999-07-12 2008-04-22 Halliburton Energy Services, Inc. Pressure compensation system for a steerable rotary drilling device
US9784036B2 (en) * 2011-07-11 2017-10-10 Halliburton Energy Services, Inc. Rotary steerable drilling system and method
BR112015011353A2 (pt) * 2012-12-19 2017-07-11 Halliburton Energy Services Inc perfuração direcional usando um alojamento rotativo e um eixo de acionamento deslocável seletivamente
NO342903B1 (no) 2014-08-14 2018-08-27 Huygens As System og fremgangsmåte for detektering av posisjon og orientering av et nedihulls legeme
CA3009158C (en) * 2016-01-06 2023-02-14 Isodrill, Inc. Rotary steerable drilling tool
NO344679B1 (en) * 2017-11-17 2020-03-02 Huygens As A directional core drill assembly
NO346547B1 (en) * 2020-01-06 2022-10-03 Devico As A retrievable inner assembly of a directional drill
NO20210892A1 (enrdf_load_stackoverflow) 2021-07-09 2023-01-10

Also Published As

Publication number Publication date
WO2024219978A1 (en) 2024-10-24
NO348130B1 (en) 2024-09-02

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