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NO20012070D0 - Sammentrekkbar borkrone - Google Patents

Sammentrekkbar borkrone

Info

Publication number
NO20012070D0
NO20012070D0 NO20012070A NO20012070A NO20012070D0 NO 20012070 D0 NO20012070 D0 NO 20012070D0 NO 20012070 A NO20012070 A NO 20012070A NO 20012070 A NO20012070 A NO 20012070A NO 20012070 D0 NO20012070 D0 NO 20012070D0
Authority
NO
Norway
Prior art keywords
drill bit
collapsible drill
collapsible
bit
drill
Prior art date
Application number
NO20012070A
Other languages
English (en)
Other versions
NO20012070L (no
Inventor
Gavin T Mcleod
Original Assignee
Dht Technologies 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 Dht Technologies Ltd filed Critical Dht Technologies Ltd
Publication of NO20012070D0 publication Critical patent/NO20012070D0/no
Publication of NO20012070L publication Critical patent/NO20012070L/no

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
    • E21B10/00—Drill bits
    • E21B10/64—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe
    • E21B10/66—Drill bits characterised by the whole or part thereof being insertable into or removable from the borehole without withdrawing the drilling pipe the cutting element movable through the drilling pipe and laterally shiftable

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
NO20012070A 1998-10-29 2001-04-27 Tilbaketrekkbart borekronesystem NO20012070L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPP6838A AUPP683898A0 (en) 1998-10-29 1998-10-29 Retractable drill bit system
PCT/AU1999/000878 WO2000026498A1 (en) 1998-10-29 1999-10-13 Retractable drill bit system

Publications (2)

Publication Number Publication Date
NO20012070D0 true NO20012070D0 (no) 2001-04-27
NO20012070L NO20012070L (no) 2001-06-15

Family

ID=3811052

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20012070A NO20012070L (no) 1998-10-29 2001-04-27 Tilbaketrekkbart borekronesystem

Country Status (6)

Country Link
US (1) US6155360A (no)
EP (1) EP1133614A1 (no)
AU (1) AUPP683898A0 (no)
CA (1) CA2348297A1 (no)
NO (1) NO20012070L (no)
WO (1) WO2000026498A1 (no)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7108084B2 (en) 1994-10-14 2006-09-19 Weatherford/Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US7013997B2 (en) 1994-10-14 2006-03-21 Weatherford/Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US7147068B2 (en) 1994-10-14 2006-12-12 Weatherford / Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US7100710B2 (en) 1994-10-14 2006-09-05 Weatherford/Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US7228901B2 (en) 1994-10-14 2007-06-12 Weatherford/Lamb, Inc. Method and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US7040420B2 (en) 1994-10-14 2006-05-09 Weatherford/Lamb, Inc. Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells
US6868906B1 (en) 1994-10-14 2005-03-22 Weatherford/Lamb, Inc. Closed-loop conveyance systems for well servicing
US7036610B1 (en) 1994-10-14 2006-05-02 Weatherford / Lamb, Inc. Apparatus and method for completing oil and gas wells
US6536520B1 (en) 2000-04-17 2003-03-25 Weatherford/Lamb, Inc. Top drive casing system
US6742596B2 (en) 2001-05-17 2004-06-01 Weatherford/Lamb, Inc. Apparatus and methods for tubular makeup interlock
US7509722B2 (en) 1997-09-02 2009-03-31 Weatherford/Lamb, Inc. Positioning and spinning device
GB9815809D0 (en) 1998-07-22 1998-09-16 Appleton Robert P Casing running tool
GB2340858A (en) 1998-08-24 2000-03-01 Weatherford Lamb Methods and apparatus for facilitating the connection of tubulars using a top drive
GB2340857A (en) 1998-08-24 2000-03-01 Weatherford Lamb An apparatus for facilitating the connection of tubulars and alignment with a top drive
GB2340859A (en) 1998-08-24 2000-03-01 Weatherford Lamb Method and apparatus for facilitating the connection of tubulars using a top drive
US7188687B2 (en) 1998-12-22 2007-03-13 Weatherford/Lamb, Inc. Downhole filter
EP2273064A1 (en) * 1998-12-22 2011-01-12 Weatherford/Lamb, Inc. Procedures and equipment for profiling and jointing of pipes
GB2347441B (en) 1998-12-24 2003-03-05 Weatherford Lamb Apparatus and method for facilitating the connection of tubulars using a top drive
GB2345074A (en) 1998-12-24 2000-06-28 Weatherford Lamb Floating joint to facilitate the connection of tubulars using a top drive
US6857487B2 (en) 2002-12-30 2005-02-22 Weatherford/Lamb, Inc. Drilling with concentric strings of casing
US7311148B2 (en) 1999-02-25 2007-12-25 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
US6896075B2 (en) 2002-10-11 2005-05-24 Weatherford/Lamb, Inc. Apparatus and methods for drilling with casing
EP1242711B1 (en) 1999-12-22 2006-08-16 Weatherford/Lamb, Inc. Drilling bit for drilling while running casing
US7334650B2 (en) 2000-04-13 2008-02-26 Weatherford/Lamb, Inc. Apparatus and methods for drilling a wellbore using casing
US7325610B2 (en) 2000-04-17 2008-02-05 Weatherford/Lamb, Inc. Methods and apparatus for handling and drilling with tubulars or casing
GB0010378D0 (en) 2000-04-28 2000-06-14 Bbl Downhole Tools Ltd Expandable apparatus for drift and reaming a borehole
GB2365463B (en) 2000-08-01 2005-02-16 Renovus Ltd Drilling method
GB0206227D0 (en) 2002-03-16 2002-05-01 Weatherford Lamb Bore-lining and drilling
US6994176B2 (en) 2002-07-29 2006-02-07 Weatherford/Lamb, Inc. Adjustable rotating guides for spider or elevator
US6899186B2 (en) 2002-12-13 2005-05-31 Weatherford/Lamb, Inc. Apparatus and method of drilling with casing
US7730965B2 (en) 2002-12-13 2010-06-08 Weatherford/Lamb, Inc. Retractable joint and cementing shoe for use in completing a wellbore
US7303022B2 (en) 2002-10-11 2007-12-04 Weatherford/Lamb, Inc. Wired casing
US7938201B2 (en) 2002-12-13 2011-05-10 Weatherford/Lamb, Inc. Deep water drilling with casing
US6953096B2 (en) 2002-12-31 2005-10-11 Weatherford/Lamb, Inc. Expandable bit with secondary release device
US7128154B2 (en) 2003-01-30 2006-10-31 Weatherford/Lamb, Inc. Single-direction cementing plug
USRE42877E1 (en) 2003-02-07 2011-11-01 Weatherford/Lamb, Inc. Methods and apparatus for wellbore construction and completion
WO2004076804A1 (en) 2003-02-27 2004-09-10 Weatherford/Lamb Inc. Drill shoe
CA2677247C (en) 2003-03-05 2012-09-25 Weatherford/Lamb, Inc. Casing running and drilling system
CA2517978C (en) 2003-03-05 2009-07-14 Weatherford/Lamb, Inc. Drilling with casing latch
GB2428059B (en) 2003-03-05 2007-10-10 Weatherford Lamb Method and apparatus for drilling with casing
CA2517883C (en) 2003-03-05 2010-01-12 Weatherford/Lamb, Inc. Full bore lined wellbores
GB2414759B (en) 2003-04-04 2007-11-07 Weatherford Lamb Method and apparatus for handling wellbore tubulars
US6870356B2 (en) * 2003-04-11 2005-03-22 S-T-N Holdings, Inc. Method and apparatus for vertical voltage potential mapping
US7650944B1 (en) 2003-07-11 2010-01-26 Weatherford/Lamb, Inc. Vessel for well intervention
US7264067B2 (en) 2003-10-03 2007-09-04 Weatherford/Lamb, Inc. Method of drilling and completing multiple wellbores inside a single caisson
US7284617B2 (en) 2004-05-20 2007-10-23 Weatherford/Lamb, Inc. Casing running head
CA2514136C (en) 2004-07-30 2011-09-13 Weatherford/Lamb, Inc. Apparatus and methods of setting and retrieving casing with drilling latch and bottom hole assembly
GB2451784B (en) 2006-05-12 2011-06-01 Weatherford Lamb Stage cementing methods used in casing while drilling
US8276689B2 (en) 2006-05-22 2012-10-02 Weatherford/Lamb, Inc. Methods and apparatus for drilling with casing
FI20085643A0 (fi) * 2008-06-26 2008-06-26 Atlas Copco Rotex Ab Oy Menetelmä ja poraulaitteisto poraukseen
US9051799B2 (en) * 2012-09-06 2015-06-09 Baker Hughes Incorporated Preload and centralizing device for milling subterranean barrier valves
WO2015130396A1 (en) * 2014-02-28 2015-09-03 Longyear Tm, Inc. Core drilling tools with retractably lockable driven latch mechanisms
EP3690179B1 (en) * 2015-04-08 2021-09-08 NOV Canada ULC Downhole vibration assembly and method of using same
NO20162055A1 (en) * 2016-12-23 2017-12-18 Sapeg As Downhole stuck object removal tool
CN112255014B (zh) * 2020-11-19 2024-01-30 武汉轻工大学 一种采集钻头及采集装置
CN114837630B (zh) * 2022-05-26 2023-08-25 中煤科工集团西安研究院有限公司 一种煤矿井下碎软煤层定向长钻孔快速下筛管系统和方法
KR102586126B1 (ko) * 2023-04-26 2023-10-10 (주)지중공영 무진동 할암 연속천공에 의한 자유면 형성을 위한 천공장치

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3603413A (en) * 1969-10-03 1971-09-07 Christensen Diamond Prod Co Retractable drill bits
AU5974686A (en) * 1985-07-09 1987-01-15 Diamant Boart (Uk) Ltd. Core sampling drilling device
US5271472A (en) * 1991-08-14 1993-12-21 Atlantic Richfield Company Drilling with casing and retrievable drill bit
RU2109916C1 (ru) * 1993-06-16 1998-04-27 Даун Хоул Текнолоджиз Пти. Лтд. Инструмент

Also Published As

Publication number Publication date
CA2348297A1 (en) 2000-05-11
WO2000026498A1 (en) 2000-05-11
US6155360A (en) 2000-12-05
EP1133614A1 (en) 2001-09-19
AUPP683898A0 (en) 1998-11-26
NO20012070L (no) 2001-06-15

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application