DE69310159D1 - Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten - Google Patents

Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten

Info

Publication number
DE69310159D1
DE69310159D1 DE69310159T DE69310159T DE69310159D1 DE 69310159 D1 DE69310159 D1 DE 69310159D1 DE 69310159 T DE69310159 T DE 69310159T DE 69310159 T DE69310159 T DE 69310159T DE 69310159 D1 DE69310159 D1 DE 69310159D1
Authority
DE
Germany
Prior art keywords
drilling
casing
end portion
seal
piping
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.)
Expired - Lifetime
Application number
DE69310159T
Other languages
English (en)
Inventor
Hans Alexandersson
Anders Nelson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE69310159D1 publication Critical patent/DE69310159D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/10—Sealing or packing boreholes or wells in the borehole
    • 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
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/14—Casing shoes for the protection of the bottom of the casing
    • 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
    • E21B33/12—Packers; Plugs
    • E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
    • 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
    • E21B7/20—Driving or forcing casings or pipes into boreholes, e.g. sinking; Simultaneously drilling and casing boreholes

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Drilling And Boring (AREA)
DE69310159T 1992-03-09 1993-02-09 Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten Expired - Lifetime DE69310159D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9200730A SE469394B (sv) 1992-03-09 1992-03-09 Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande
PCT/SE1993/000089 WO1993018274A1 (en) 1992-03-09 1993-02-09 A method and a device for sealing between a casing and a drill hole in rock drilling operations

Publications (1)

Publication Number Publication Date
DE69310159D1 true DE69310159D1 (de) 1997-05-28

Family

ID=20385571

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69310159T Expired - Lifetime DE69310159D1 (de) 1992-03-09 1993-02-09 Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten

Country Status (5)

Country Link
EP (1) EP0629259B1 (de)
AT (1) ATE152210T1 (de)
DE (1) DE69310159D1 (de)
SE (1) SE469394B (de)
WO (1) WO1993018274A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6401820B1 (en) * 1998-01-24 2002-06-11 Downhole Products Plc Downhole tool
SE522748C2 (sv) * 1998-03-04 2004-03-02 Hans Alexandersson Energibrunnstätning
WO2002059452A1 (en) 2001-01-26 2002-08-01 E2 Tech Limited Device and method to seal boreholes
GB0131019D0 (en) 2001-12-27 2002-02-13 Weatherford Lamb Bore isolation
GB0303152D0 (en) 2003-02-12 2003-03-19 Weatherford Lamb Seal
SE537708C2 (sv) * 2012-04-04 2015-10-06 Lkab Wassara Ab Borranordning för rördrivning

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1454305A (en) * 1974-01-25 1976-11-03 Coal Industry Patents Ltd Standpipe device
US4919989A (en) * 1989-04-10 1990-04-24 American Colloid Company Article for sealing well castings in the earth

Also Published As

Publication number Publication date
SE9200730L (sv) 1993-06-28
EP0629259A1 (de) 1994-12-21
WO1993018274A1 (en) 1993-09-16
SE469394B (sv) 1993-06-28
SE9200730D0 (sv) 1992-03-09
ATE152210T1 (de) 1997-05-15
EP0629259B1 (de) 1997-04-23

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Legal Events

Date Code Title Description
8332 No legal effect for de