DE4393857T1 - Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen Schacht und einem oder mehreren horizontalen Schächten - Google Patents

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

Info

Publication number
DE4393857T1
DE4393857T1 DE4393857T DE4393857T DE4393857T1 DE 4393857 T1 DE4393857 T1 DE 4393857T1 DE 4393857 T DE4393857 T DE 4393857T DE 4393857 T DE4393857 T DE 4393857T DE 4393857 T1 DE4393857 T1 DE 4393857T1
Authority
DE
Germany
Prior art keywords
joint
sealing
vertical shaft
horizontal shafts
shafts
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.)
Pending
Application number
DE4393857T
Other languages
English (en)
Other versions
DE4393857C2 (de
Inventor
Robert J Mcnair
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 DE4393857T1 publication Critical patent/DE4393857T1/de
Pending 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
    • 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
    • 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
    • E21B43/103—Setting of casings, screens, liners or the like in wells of expandable casings, screens, liners, 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
    • 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)
  • Sealing Devices (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
DE4393857T 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen Schacht und einem oder mehreren horizontalen Schächten Pending DE4393857T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07927568 US5322127C1 (en) 1992-08-07 1992-08-07 Method and apparatus for sealing the juncture between a vertical well and one or more horizontal wells
PCT/US1993/007420 WO1994003699A1 (en) 1992-08-07 1993-08-06 Method and apparatus for sealing the juncture between a vertical well and one or more horizontal wells

Publications (1)

Publication Number Publication Date
DE4393857T1 true DE4393857T1 (de) 1994-10-20

Family

ID=25454917

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4393857T Pending DE4393857T1 (de) 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem vertikalen Schacht und einem oder mehreren horizontalen Schächten
DE4393857A Expired - Fee Related DE4393857C2 (de) 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem Hauptbohrloch und einem Zweigbohrloch

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE4393857A Expired - Fee Related DE4393857C2 (de) 1992-08-07 1993-08-06 Verfahren und Vorrichtung zum Abdichten der Stoßstelle zwischen einem Hauptbohrloch und einem Zweigbohrloch

Country Status (9)

Country Link
US (1) US5322127C1 (de)
AU (2) AU663226B2 (de)
CA (1) CA2120366C (de)
DE (2) DE4393857T1 (de)
DK (1) DK38794A (de)
GB (1) GB2274864B (de)
NL (1) NL9320006A (de)
NO (1) NO305710B1 (de)
WO (1) WO1994003699A1 (de)

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Also Published As

Publication number Publication date
NO305710B1 (no) 1999-07-12
GB2274864B (en) 1996-01-17
CA2120366C (en) 1999-01-19
GB2274864A (en) 1994-08-10
AU4804793A (en) 1994-03-03
DK38794A (da) 1994-06-06
WO1994003699A1 (en) 1994-02-17
NO941237L (no) 1994-06-02
AU663226B2 (en) 1995-09-28
AU678910B2 (en) 1997-06-12
GB9406268D0 (en) 1994-06-08
DE4393857C2 (de) 1999-02-18
AU3291395A (en) 1995-11-30
NL9320006A (nl) 1994-11-01
CA2120366A1 (en) 1994-02-17
NO941237D0 (no) 1994-04-06
US5322127A (en) 1994-06-21
US5322127C1 (en) 2001-02-06

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