NO20075349L - Milling system and method of milling - Google Patents

Milling system and method of milling

Info

Publication number
NO20075349L
NO20075349L NO20075349A NO20075349A NO20075349L NO 20075349 L NO20075349 L NO 20075349L NO 20075349 A NO20075349 A NO 20075349A NO 20075349 A NO20075349 A NO 20075349A NO 20075349 L NO20075349 L NO 20075349L
Authority
NO
Norway
Prior art keywords
milling
blades
milling tool
attached
rod
Prior art date
Application number
NO20075349A
Other languages
Norwegian (no)
Inventor
Harshad Patil
Malcolm Perschke
Original Assignee
Smith International
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 Smith International filed Critical Smith International
Publication of NO20075349L publication Critical patent/NO20075349L/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
    • E21B29/00—Cutting or destroying pipes, packers, plugs or wire lines, located in boreholes or wells, e.g. cutting of damaged pipes, of windows; Deforming of pipes in boreholes or wells; Reconditioning of well casings while in the ground
    • E21B29/06—Cutting windows, e.g. directional window cutters for whipstock operations
    • 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
    • E21B7/064—Deflecting the direction of boreholes specially adapted drill bits therefor
    • 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
    • E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
    • E21B10/56—Button-type inserts
    • E21B10/567—Button-type inserts with preformed cutting elements mounted on a distinct support, e.g. polycrystalline inserts

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (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)
  • Earth Drilling (AREA)
  • Milling Processes (AREA)

Abstract

Et freseutstyr har en stang ( 120 ), et fremre freseverktøy ( 110 ) festet til en første ende av stangen, idet det fremre freseverktøy har et første legeme (112) med en mengde første blader ( 114 ) og en mengde første skjær ( 116 ) som har hovedsakelig sylindriske legemer festet til mengden av blader, og et andre freseverktøy ( 130 ) festet til stangen i en valgt avstand ( X ) fra det fremre freseverktøy, idet det andre freseverktøy har et andre legeme ( 132 ) med en mengde andre blader ( 134 ) og en mengde andre skjær ( 136 ) som har hovedsakelig sylindriske legemer festet til mengden av blader.A milling equipment has a rod (120), a front milling tool (110) attached to a first end of the rod, the front milling tool having a first body (112) having a plurality of first blades (114) and a plurality of first blades (116) having mainly cylindrical bodies attached to the amount of blades, and a second milling tool (130) attached to the rod at a selected distance (X) from the front milling tool, the second milling tool having a second body (132) having a plurality of second blades ( 134) and a plurality of other inserts (136) having mainly cylindrical bodies attached to the amount of blades.

NO20075349A 2006-10-20 2007-10-18 Milling system and method of milling NO20075349L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/584,454 US20080093076A1 (en) 2006-10-20 2006-10-20 Milling system and method of milling

Publications (1)

Publication Number Publication Date
NO20075349L true NO20075349L (en) 2008-04-22

Family

ID=38813993

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20075349A NO20075349L (en) 2006-10-20 2007-10-18 Milling system and method of milling

Country Status (4)

Country Link
US (1) US20080093076A1 (en)
CA (1) CA2606907A1 (en)
GB (1) GB2443081B (en)
NO (1) NO20075349L (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120138369A1 (en) * 2010-12-06 2012-06-07 Smith International, Inc. Methods to manufacture downhole tools with finished features as an integral cage
US8607900B1 (en) * 2012-08-27 2013-12-17 LB Enterprises, LLC Downhole tool engaging a tubing string between a drill bit and tubular for reaming a wellbore
RU2627801C2 (en) * 2013-03-05 2017-08-11 Халлибертон Энерджи Сервисез, Инк. System and method of cutting the window
RU2016102348A (en) * 2013-09-30 2017-11-10 Хэллибертон Энерджи Сервисиз, Инк. SURFACE COATING FOR SURFACE HARDENING ON DRILLING CUTTING TOOLS
US9416612B2 (en) * 2013-12-04 2016-08-16 Baker Hughes Incorporated Lower mill spaced cutting ring structure
US10316595B2 (en) 2014-11-13 2019-06-11 Z Drilling Holdings, Inc. Method and apparatus for reaming and/or stabilizing boreholes in drilling operations
GB2541017B (en) * 2015-08-06 2018-06-06 Schlumberger Holdings Downhole cutting tool
USD786645S1 (en) 2015-11-03 2017-05-16 Z Drilling Holdings, Inc. Reamer
CN108019173A (en) * 2016-09-30 2018-05-11 施蓝姆伯格技术公司 Downhole milling, which is cut, cuts structure
US20200011134A1 (en) * 2018-07-03 2020-01-09 Wildcat Oil Tools, Inc. Bi-mill for milling an opening through a wellbore casing and in a preplanned lateral drilling path in departure from the wellbore axis
US10689930B2 (en) 2018-04-03 2020-06-23 Wildcat Oil Tools, LLC Dual-action hydraulically operable anchor and methods of operation and manufacture for wellbore exit milling
US10704329B2 (en) 2018-04-03 2020-07-07 Wildcat Oil Tools, LLC Cementing whipstock assembly and running tool with releasably engaged cement tube for minimizing downhole trips during lateral drill sidetracking operations

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4266621A (en) * 1977-06-22 1981-05-12 Christensen, Inc. Well casing window mill
US5657820A (en) * 1995-12-14 1997-08-19 Smith International, Inc. Two trip window cutting system
US5816324A (en) * 1996-05-03 1998-10-06 Smith International, Inc. Whipstock accelerator ramp
US5771972A (en) * 1996-05-03 1998-06-30 Smith International, Inc., One trip milling system
US6648068B2 (en) * 1996-05-03 2003-11-18 Smith International, Inc. One-trip milling system
CA2261495A1 (en) * 1998-03-13 1999-09-13 Praful C. Desai Method for milling casing and drilling formation
US6450271B1 (en) * 2000-07-21 2002-09-17 Baker Hughes Incorporated Surface modifications for rotary drill bits
US6668945B2 (en) * 2001-11-13 2003-12-30 Schlumberger Technology Corp. Method and apparatus for milling a window in a well casing or liner
US7070011B2 (en) * 2003-11-17 2006-07-04 Baker Hughes Incorporated Steel body rotary drill bits including support elements affixed to the bit body at least partially defining cutter pocket recesses
US7370702B2 (en) * 2004-01-08 2008-05-13 Baker Hughes Incorporated Single mill casing window cutting tool and method
US8267624B2 (en) * 2005-06-27 2012-09-18 The Gleason Works Full point width cutting blades
US7503405B2 (en) * 2005-11-21 2009-03-17 Hall David R Rotary valve for steering a drill string
US7575049B2 (en) * 2006-05-15 2009-08-18 Baker Hughes Incorporated Exit window milling assembly with improved restraining force

Also Published As

Publication number Publication date
GB2443081B (en) 2010-01-13
CA2606907A1 (en) 2008-04-20
GB0720317D0 (en) 2007-11-28
US20080093076A1 (en) 2008-04-24
GB2443081A (en) 2008-04-23

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