DK0846837T3 - Apparatus for milling in an underground drill well casing - Google Patents

Apparatus for milling in an underground drill well casing

Info

Publication number
DK0846837T3
DK0846837T3 DK97309894T DK97309894T DK0846837T3 DK 0846837 T3 DK0846837 T3 DK 0846837T3 DK 97309894 T DK97309894 T DK 97309894T DK 97309894 T DK97309894 T DK 97309894T DK 0846837 T3 DK0846837 T3 DK 0846837T3
Authority
DK
Denmark
Prior art keywords
milling
well casing
underground drill
drill well
underground
Prior art date
Application number
DK97309894T
Other languages
Danish (da)
Inventor
John C Gano
Pat M White
Original Assignee
Halliburton Energy Serv Inc
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 US08/759,508 external-priority patent/US5832997A/en
Application filed by Halliburton Energy Serv Inc filed Critical Halliburton Energy Serv Inc
Application granted granted Critical
Publication of DK0846837T3 publication Critical patent/DK0846837T3/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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • E21B23/0411—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion specially adapted for anchoring tools or the like to the borehole wall or to well tube
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/01—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for anchoring the tools or the like
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion
    • E21B23/042—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells operated by fluid means, e.g. actuated by explosion using a single piston or multiple mechanically interconnected pistons
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
    • E21B23/06—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for setting packers
    • 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
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock

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)
  • Crushing And Grinding (AREA)
  • Supports For Pipes And Cables (AREA)
DK97309894T 1996-12-05 1997-12-05 Apparatus for milling in an underground drill well casing DK0846837T3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/759,508 US5832997A (en) 1996-12-05 1996-12-05 Retrievable milling guide anchor apparatus and associated methods
US08/779,146 US5829518A (en) 1996-12-05 1997-01-03 Mill guide and anchor assembly for subterranean well casings

Publications (1)

Publication Number Publication Date
DK0846837T3 true DK0846837T3 (en) 2004-03-22

Family

ID=27116689

Family Applications (1)

Application Number Title Priority Date Filing Date
DK97309894T DK0846837T3 (en) 1996-12-05 1997-12-05 Apparatus for milling in an underground drill well casing

Country Status (7)

Country Link
EP (1) EP0846837B1 (en)
AU (1) AU4689197A (en)
BR (1) BR9707749A (en)
CA (1) CA2223517C (en)
DE (1) DE69726098T2 (en)
DK (1) DK0846837T3 (en)
NO (1) NO314153B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103835648B (en) * 2013-11-06 2016-06-15 北京中煤矿山工程有限公司 One improves rock stratum performance mine shaft rising boring technique by surface grout injection
US11333004B2 (en) 2020-06-03 2022-05-17 Weatherford Technology Holdings, Llc Piston initiator for sidetrack assembly

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1970761A (en) * 1932-10-03 1934-08-21 John Eastman Whipstock
US2586878A (en) * 1947-05-08 1952-02-26 Eastman Oil Well Survey Co Drilling apparatus
US4436150A (en) * 1981-09-28 1984-03-13 Otis Engineering Corporation Bridge plug
CA2125772A1 (en) * 1992-10-19 1994-04-28 Kendall Craig Whitler Retrievable whipstock system
US5335737A (en) * 1992-11-19 1994-08-09 Smith International, Inc. Retrievable whipstock
WO1995023274A1 (en) * 1994-02-23 1995-08-31 Tiw Corporation Retrievable whipstock arrangement and method
US5564503A (en) * 1994-08-26 1996-10-15 Halliburton Company Methods and systems for subterranean multilateral well drilling and completion

Also Published As

Publication number Publication date
NO975626D0 (en) 1997-12-04
EP0846837B1 (en) 2003-11-12
EP0846837A2 (en) 1998-06-10
DE69726098D1 (en) 2003-12-18
NO975626L (en) 1998-06-08
BR9707749A (en) 1999-06-01
EP0846837A3 (en) 2001-10-17
NO314153B1 (en) 2003-02-03
CA2223517C (en) 2004-02-24
CA2223517A1 (en) 1998-06-05
AU4689197A (en) 1998-06-11
DE69726098T2 (en) 2004-08-26

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