[go: up one dir, main page]

NO20121207A1 - Borekrone - Google Patents

Borekrone Download PDF

Info

Publication number
NO20121207A1
NO20121207A1 NO20121207A NO20121207A NO20121207A1 NO 20121207 A1 NO20121207 A1 NO 20121207A1 NO 20121207 A NO20121207 A NO 20121207A NO 20121207 A NO20121207 A NO 20121207A NO 20121207 A1 NO20121207 A1 NO 20121207A1
Authority
NO
Norway
Prior art keywords
drill bit
bit according
casting
comprised
monolithic body
Prior art date
Application number
NO20121207A
Other languages
English (en)
Norwegian (no)
Inventor
Michael Wardley
Mitch Bavidge
Original Assignee
Tesco Corp
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 Tesco Corp filed Critical Tesco Corp
Publication of NO20121207A1 publication Critical patent/NO20121207A1/no

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B7/00Special methods or apparatus for drilling
    • E21B7/20Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/42Rotary drag type drill bits with teeth, blades or like cutting elements, e.g. fork-type bits, fish tail bits
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/54Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits
    • E21B10/55Drill bits characterised by wear resisting parts, e.g. diamond inserts the bit being of the rotary drag type, e.g. fork-type bits with preformed cutting elements
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/14Casing shoes for the protection of the bottom of the casing

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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
NO20121207A 2010-03-19 2012-10-17 Borekrone NO20121207A1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1004603.5A GB201004603D0 (en) 2010-03-19 2010-03-19 Drill bit
PCT/GB2011/050545 WO2011114167A2 (en) 2010-03-19 2011-03-18 Drill bit

Publications (1)

Publication Number Publication Date
NO20121207A1 true NO20121207A1 (no) 2012-10-17

Family

ID=42227989

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20121207A NO20121207A1 (no) 2010-03-19 2012-10-17 Borekrone

Country Status (7)

Country Link
US (1) US20130098692A1 (es)
BR (1) BR112012023658A2 (es)
CA (1) CA2793678A1 (es)
GB (2) GB201004603D0 (es)
MX (1) MX340650B (es)
NO (1) NO20121207A1 (es)
WO (1) WO2011114167A2 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140360790A1 (en) * 2013-06-05 2014-12-11 Kennametal Inc. Edge protector for roof drill bit cutting insert
US10428584B2 (en) 2016-07-13 2019-10-01 Varel International Ind., L.P. Bit for drilling with casing or liner string and manufacture thereof
GB2581667A (en) 2017-09-29 2020-08-26 Baker Hughes A Ge Co Llc Earth-boring tools having a selectively tailored gauge region for reduced bit walk and method of drilling with same
RU2766136C1 (ru) * 2021-08-17 2022-02-08 Публичное акционерное общество «Татнефть» имени В.Д. Шашина Долото для бурения на обсадной колонне

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2219512A (en) * 1938-03-21 1940-10-29 James W Mccoy Device for surveying drilled holes
US2267833A (en) * 1940-02-09 1941-12-30 Thomas E Mcmahan Well bit guide
US2371489A (en) * 1943-08-09 1945-03-13 Sam P Daniel Drill bit
US2937941A (en) * 1958-02-24 1960-05-24 Ampco Metal Inc Aluminum bronze alloy containing manganese and chromium and having improved wear resistance
US3663311A (en) * 1969-05-21 1972-05-16 Bell Telephone Labor Inc Processing of copper alloys
JPS5475445A (en) * 1977-11-28 1979-06-16 Kobe Steel Ltd Life elongating method for hot degassed seawater treating apparatus
GB8628168D0 (en) * 1986-11-22 1986-12-31 Nl Petroleum Prod Rotary drill bits
US6443247B1 (en) * 1998-06-11 2002-09-03 Weatherford/Lamb, Inc. Casing drilling shoe
CA2393754C (en) * 1999-12-22 2009-10-20 Weatherford/Lamb, Inc. Drilling bit for drilling while running casing
CA2516649C (en) * 2003-02-27 2010-01-19 Weatherford/Lamb, Inc. Drill shoe
AU2004237951A1 (en) 2003-05-16 2004-11-25 Pfizer Products Inc. Therapeutic combinations of atypical antipsychotics with GABA modulators, anticonvulsants or benzodiazapines
US7395882B2 (en) * 2004-02-19 2008-07-08 Baker Hughes Incorporated Casing and liner drilling bits
US7621351B2 (en) * 2006-05-15 2009-11-24 Baker Hughes Incorporated Reaming tool suitable for running on casing or liner
AU2009271124B2 (en) * 2008-07-15 2014-06-26 Baker Hughes Incorporated Earth boring tools and methods of making earth boring tools including an impact material, and methods of drilling through casing
US20100252331A1 (en) * 2009-04-01 2010-10-07 High Angela D Methods for forming boring shoes for wellbore casing, and boring shoes and intermediate structures formed by such methods
SG175249A1 (en) * 2009-06-05 2011-11-28 Varel Int Ind Lp Casing bit and casing reamer designs
US8074749B2 (en) * 2009-09-11 2011-12-13 Weatherford/Lamb, Inc. Earth removal member with features for facilitating drill-through

Also Published As

Publication number Publication date
US20130098692A1 (en) 2013-04-25
MX2012010789A (es) 2013-01-29
BR112012023658A2 (pt) 2017-10-03
WO2011114167A3 (en) 2012-11-15
GB201104595D0 (en) 2011-05-04
CA2793678A1 (en) 2011-09-22
GB2478856A (en) 2011-09-21
GB2478856B (en) 2013-02-20
GB201004603D0 (en) 2010-05-05
MX340650B (es) 2016-07-15
WO2011114167A2 (en) 2011-09-22

Similar Documents

Publication Publication Date Title
US8191654B2 (en) Methods of drilling using differing types of cutting elements
EP2450525B1 (en) Earth boring drill bits with casing component drill out capability, cutting elements for same, and methods of use
US8561729B2 (en) Casing bit and casing reamer designs
US7836978B2 (en) Cutting elements for casing component drill out and subterranean drilling, earth boring drag bits and tools including same and methods of use
EP0916803B1 (en) Rotary drill bit for casing milling and formation drilling
US8887836B2 (en) Drilling systems for cleaning wellbores, bits for wellbore cleaning, methods of forming such bits, and methods of cleaning wellbores using such bits
US8245797B2 (en) Cutting structures for casing component drillout and earth-boring drill bits including same
NO20121207A1 (no) Borekrone
US9580969B2 (en) Cutting assembly suitable for use on a drillable drill bit
WO2020257326A1 (en) Earth-boring tools for coupling to casings and related systems and methods
Kong et al. Drilling Optimization for Ultra-long Slim Hole Horizontal Wells in Duvernay Shale project, Canada
WO2017205507A1 (en) Roller cone earth-boring rotary drill bits including disk heels and related systems and methods

Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: SCHLUMBERGER TECHNOLOGY B.V., NL

FC2A Withdrawal, rejection or dismissal of laid open patent application