GC0000060A - Device for milling a window in a casing of a borehole. - Google Patents

Device for milling a window in a casing of a borehole.

Info

Publication number
GC0000060A
GC0000060A GCP1999193A GC0000060A GC 0000060 A GC0000060 A GC 0000060A GC P1999193 A GCP1999193 A GC P1999193A GC 0000060 A GC0000060 A GC 0000060A
Authority
GC
Cooperation Council for the Arab states of the Gulf
Prior art keywords
borehole
milling
window
casing
Prior art date
Application number
Inventor
Taco Sjoerd Hoekstra
Original Assignee
Shell Int Research
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 Shell Int Research filed Critical Shell Int Research
Application granted granted Critical
Publication of GC0000060A publication Critical patent/GC0000060A/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
    • E21B7/061—Deflecting the direction of boreholes the tool shaft advancing relative to a guide, e.g. a curved tube or a whipstock

Landscapes

  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Drilling And Boring (AREA)
  • Window Of Vehicle (AREA)
  • Glass Compositions (AREA)
  • Wing Frames And Configurations (AREA)
GCP1999193 1998-07-02 1999-06-27 Device for milling a window in a casing of a borehole. GC0000060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP98305275 1998-07-02

Publications (1)

Publication Number Publication Date
GC0000060A true GC0000060A (en) 2004-06-30

Family

ID=8234910

Family Applications (1)

Application Number Title Priority Date Filing Date
GCP1999193 GC0000060A (en) 1998-07-02 1999-06-27 Device for milling a window in a casing of a borehole.

Country Status (8)

Country Link
EP (1) EP1092077B1 (en)
AR (1) AR019187A1 (en)
AU (1) AU751528B2 (en)
CA (1) CA2336326C (en)
DE (1) DE69933564T2 (en)
GC (1) GC0000060A (en)
NO (1) NO317380B1 (en)
WO (1) WO2000001921A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004196626A (en) 2002-12-20 2004-07-15 Sumitomo Chem Co Ltd Method for producing titanium oxide

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2539047A (en) * 1946-06-17 1951-01-23 Arutunoff Armais Side drill
US2631821A (en) * 1952-02-28 1953-03-17 Joe P Caldwell Directional drilling device
FR2091931B1 (en) * 1970-05-15 1973-08-10 Petroles Cie Francaise
US4007797A (en) * 1974-06-04 1977-02-15 Texas Dynamatics, Inc. Device for drilling a hole in the side wall of a bore hole
US4640353A (en) * 1986-03-21 1987-02-03 Atlantic Richfield Company Electrode well and method of completion
US5687806A (en) * 1996-02-20 1997-11-18 Gas Research Institute Method and apparatus for drilling with a flexible shaft while using hydraulic assistance

Also Published As

Publication number Publication date
AR019187A1 (en) 2001-12-26
AU751528B2 (en) 2002-08-22
AU4781799A (en) 2000-01-24
DE69933564D1 (en) 2006-11-23
NO20006696L (en) 2001-02-28
EP1092077A1 (en) 2001-04-18
CA2336326C (en) 2007-08-28
WO2000001921A1 (en) 2000-01-13
EP1092077B1 (en) 2006-10-11
CA2336326A1 (en) 2000-01-13
NO317380B1 (en) 2004-10-18
NO20006696D0 (en) 2000-12-29
DE69933564T2 (en) 2007-06-21

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