DE4393859T1 - Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen und einem horizontalen Schacht - Google Patents

Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen und einem horizontalen Schacht

Info

Publication number
DE4393859T1
DE4393859T1 DE4393859T DE4393859T DE4393859T1 DE 4393859 T1 DE4393859 T1 DE 4393859T1 DE 4393859 T DE4393859 T DE 4393859T DE 4393859 T DE4393859 T DE 4393859T DE 4393859 T1 DE4393859 T1 DE 4393859T1
Authority
DE
Germany
Prior art keywords
joint
sealing
vertical
horizontal shaft
horizontal
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
DE4393859T
Other languages
English (en)
Inventor
Alfred R Curington
L Cameron White
Daniel S Bangert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Baker Hughes Holdings LLC
Original Assignee
Baker Hughes 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
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of DE4393859T1 publication Critical patent/DE4393859T1/de
Withdrawn legal-status Critical Current

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
    • E21B29/10—Reconditioning of well casings, e.g. straightening
    • 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • E21B33/13—Methods or devices for cementing, for plugging holes, crevices or the like
    • E21B33/14—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes
    • 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
    • E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
    • E21B41/0035—Apparatus or methods for multilateral well technology, e.g. for the completion of or workover on wells with one or more lateral branches
    • E21B41/0042—Apparatus or methods for multilateral well technology, e.g. for the completion of or workover on wells with one or more lateral branches characterised by sealing the junction between a lateral and a main bore
    • 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
    • E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
    • E21B43/02—Subsoil filtering
    • E21B43/10—Setting of casings, screens, liners or the like in wells
    • 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)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Gasket Seals (AREA)
  • Joints Allowing Movement (AREA)
DE4393859T 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen und einem horizontalen Schacht Withdrawn DE4393859T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/926,893 US5353876A (en) 1992-08-07 1992-08-07 Method and apparatus for sealing the juncture between a verticle well and one or more horizontal wells using mandrel means
PCT/US1993/007432 WO1994003702A1 (en) 1992-08-07 1993-08-06 Method and apparatus for sealing the juncture between a vertical and horizontal well

Publications (1)

Publication Number Publication Date
DE4393859T1 true DE4393859T1 (de) 1994-09-08

Family

ID=25453853

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4393859T Withdrawn DE4393859T1 (de) 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen und einem horizontalen Schacht

Country Status (9)

Country Link
US (1) US5353876A (de)
AU (1) AU663278B2 (de)
CA (1) CA2120485C (de)
DE (1) DE4393859T1 (de)
DK (1) DK39094A (de)
GB (1) GB2275285B (de)
NL (1) NL9320009A (de)
NO (1) NO305718B1 (de)
WO (1) WO1994003702A1 (de)

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Also Published As

Publication number Publication date
US5353876A (en) 1994-10-11
GB2275285B (en) 1996-12-04
GB2275285A (en) 1994-08-24
WO1994003702A1 (en) 1994-02-17
GB9406260D0 (en) 1994-06-29
DK39094A (de) 1994-06-06
NL9320009A (nl) 1994-11-01
NO941240L (no) 1994-06-03
AU663278B2 (en) 1995-09-28
CA2120485A1 (en) 1994-02-17
CA2120485C (en) 2005-04-12
NO305718B1 (no) 1999-07-12
NO941240D0 (no) 1994-04-06
AU4999693A (en) 1994-03-03

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