NO975626D0 - Milling control and anchor unit for underground well casings - Google Patents

Milling control and anchor unit for underground well casings

Info

Publication number
NO975626D0
NO975626D0 NO975626A NO975626A NO975626D0 NO 975626 D0 NO975626 D0 NO 975626D0 NO 975626 A NO975626 A NO 975626A NO 975626 A NO975626 A NO 975626A NO 975626 D0 NO975626 D0 NO 975626D0
Authority
NO
Norway
Prior art keywords
anchor unit
underground well
well casings
milling control
milling
Prior art date
Application number
NO975626A
Other languages
Norwegian (no)
Other versions
NO975626L (en
NO314153B1 (en
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
Publication of NO975626D0 publication Critical patent/NO975626D0/en
Publication of NO975626L publication Critical patent/NO975626L/en
Publication of NO314153B1 publication Critical patent/NO314153B1/en

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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
    • E21B23/04—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the 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 the 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
    • E21B23/01—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for anchoring the tools or the like
    • 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
    • E21B23/00—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
    • E21B23/02—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the 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 DRILLING; MINING
    • E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
    • E21B23/06—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for setting packers
    • 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
    • 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 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
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock
NO19975626A 1996-12-05 1997-12-04 Milling device for underground borehole casing NO314153B1 (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 (3)

Publication Number Publication Date
NO975626D0 true NO975626D0 (en) 1997-12-04
NO975626L NO975626L (en) 1998-06-08
NO314153B1 NO314153B1 (en) 2003-02-03

Family

ID=27116689

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19975626A NO314153B1 (en) 1996-12-05 1997-12-04 Milling device for underground borehole 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
AU5408294A (en) * 1992-10-19 1994-05-09 Baker Hughes Incorporated Retrievable whipstock system
US5335737A (en) * 1992-11-19 1994-08-09 Smith International, Inc. Retrievable whipstock
GB2291447B (en) * 1994-02-23 1998-02-18 Tiw Corp 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
NO975626L (en) 1998-06-08
DE69726098D1 (en) 2003-12-18
CA2223517C (en) 2004-02-24
EP0846837A2 (en) 1998-06-10
NO314153B1 (en) 2003-02-03
AU4689197A (en) 1998-06-11
DE69726098T2 (en) 2004-08-26
EP0846837A3 (en) 2001-10-17
CA2223517A1 (en) 1998-06-05
BR9707749A (en) 1999-06-01
EP0846837B1 (en) 2003-11-12
DK0846837T3 (en) 2004-03-22

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