EP3775467A4 - Borehole cross-section steering - Google Patents

Borehole cross-section steering Download PDF

Info

Publication number
EP3775467A4
EP3775467A4 EP19777204.9A EP19777204A EP3775467A4 EP 3775467 A4 EP3775467 A4 EP 3775467A4 EP 19777204 A EP19777204 A EP 19777204A EP 3775467 A4 EP3775467 A4 EP 3775467A4
Authority
EP
European Patent Office
Prior art keywords
section steering
borehole cross
borehole
steering
cross
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
EP19777204.9A
Other languages
German (de)
French (fr)
Other versions
EP3775467A1 (en
Inventor
Geoffrey Charles Downton
Jonathan Marshall
Scott Richard WOOLSTON
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.)
Novatek IP LLC
Original Assignee
Novatek IP LLC
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
Priority claimed from US15/935,316 external-priority patent/US10633923B2/en
Priority claimed from US15/944,605 external-priority patent/US10577917B2/en
Priority claimed from US16/216,999 external-priority patent/US10669786B2/en
Priority claimed from US16/216,966 external-priority patent/US10837234B2/en
Priority claimed from US16/217,019 external-priority patent/US11053961B2/en
Priority claimed from US16/279,168 external-priority patent/US11002077B2/en
Priority claimed from US16/284,275 external-priority patent/US11220865B2/en
Application filed by Novatek IP LLC filed Critical Novatek IP LLC
Publication of EP3775467A1 publication Critical patent/EP3775467A1/en
Publication of EP3775467A4 publication Critical patent/EP3775467A4/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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
    • E21B7/064—Deflecting the direction of boreholes specially adapted drill bits therefor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/26—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers
    • E21B10/32—Drill bits with leading portion, i.e. drill bits with a pilot cutter; Drill bits for enlarging the borehole, e.g. reamers with expansible cutting tools
EP19777204.9A 2018-03-26 2019-03-26 Borehole cross-section steering Pending EP3775467A4 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US15/935,316 US10633923B2 (en) 2018-03-26 2018-03-26 Slidable rod downhole steering
US15/944,605 US10577917B2 (en) 2018-04-03 2018-04-03 Downhole drill bit chassis
US16/216,999 US10669786B2 (en) 2018-04-03 2018-12-11 Two-part bit wiring assembly
US16/216,966 US10837234B2 (en) 2018-03-26 2018-12-11 Unidirectionally extendable cutting element steering
US16/217,019 US11053961B2 (en) 2018-12-11 2018-12-11 Piston control via adjustable rod
US16/279,168 US11002077B2 (en) 2018-03-26 2019-02-19 Borehole cross-section steering
US16/284,275 US11220865B2 (en) 2019-02-25 2019-02-25 Downhole drilling apparatus with rotatable cutting element
PCT/US2019/023954 WO2019191013A1 (en) 2018-03-26 2019-03-26 Borehole cross-section steering

Publications (2)

Publication Number Publication Date
EP3775467A1 EP3775467A1 (en) 2021-02-17
EP3775467A4 true EP3775467A4 (en) 2021-12-08

Family

ID=68058442

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19777204.9A Pending EP3775467A4 (en) 2018-03-26 2019-03-26 Borehole cross-section steering

Country Status (6)

Country Link
EP (1) EP3775467A4 (en)
CN (1) CN112020594A (en)
CA (1) CA3095123A1 (en)
RU (1) RU2771307C2 (en)
SA (1) SA520420206B1 (en)
WO (1) WO2019191013A1 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8141657B2 (en) * 2006-08-10 2012-03-27 Merciria Limited Steerable rotary directional drilling tool for drilling boreholes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4762186A (en) * 1986-11-05 1988-08-09 Atlantic Richfield Company Medium curvature directional drilling method
US5213168A (en) * 1991-11-01 1993-05-25 Amoco Corporation Apparatus for drilling a curved subterranean borehole
US7383900B2 (en) * 2003-05-21 2008-06-10 Shell Oil Company Drill bit and system for drilling a borehole
US7451818B2 (en) * 2003-11-12 2008-11-18 Shell Oil Company Method of reducing sand production from a wellbore
WO2006124028A1 (en) * 2005-05-17 2006-11-23 Shell Internationale Research Maatschappij B.V. Method of drilling a stable borehole
US20080093125A1 (en) * 2006-03-27 2008-04-24 Potter Drilling, Llc Method and System for Forming a Non-Circular Borehole
US7766098B2 (en) * 2007-08-31 2010-08-03 Precision Energy Services, Inc. Directional drilling control using modulated bit rotation
AU2009288890B2 (en) * 2008-09-08 2015-11-26 Sinvent As An apparatus and method for modifying the sidewalls of a borehole
US9255448B2 (en) * 2012-03-23 2016-02-09 Baker Hughes Incorporated Reaming shoe for increased borehole clearance and method of use
RU2550703C1 (en) * 2014-04-07 2015-05-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Кузбасский государственный технический университет имени Т.Ф. Горбачева" (КузГТУ) Well drilling method
CN105317377B (en) * 2015-11-17 2017-08-04 中国石油大学(华东) Center differential pressure type drill bit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8141657B2 (en) * 2006-08-10 2012-03-27 Merciria Limited Steerable rotary directional drilling tool for drilling boreholes

Also Published As

Publication number Publication date
SA520420206B1 (en) 2023-02-19
RU2020133524A3 (en) 2022-04-26
RU2771307C2 (en) 2022-04-29
CA3095123A1 (en) 2019-10-03
WO2019191013A1 (en) 2019-10-03
EP3775467A1 (en) 2021-02-17
RU2020133524A (en) 2022-04-26
CN112020594A (en) 2020-12-01

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