SE9200730L - Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande - Google Patents

Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande

Info

Publication number
SE9200730L
SE9200730L SE9200730A SE9200730A SE9200730L SE 9200730 L SE9200730 L SE 9200730L SE 9200730 A SE9200730 A SE 9200730A SE 9200730 A SE9200730 A SE 9200730A SE 9200730 L SE9200730 L SE 9200730L
Authority
SE
Sweden
Prior art keywords
casing
drilling
end portion
boral
draw
Prior art date
Application number
SE9200730A
Other languages
Unknown language ( )
English (en)
Other versions
SE469394B (sv
SE9200730D0 (sv
Inventor
Hans Alexandersson
Anders Nelson
Original Assignee
Anders Nelson
Hans Alexandersson
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 Anders Nelson, Hans Alexandersson filed Critical Anders Nelson
Priority to SE9200730A priority Critical patent/SE9200730L/sv
Publication of SE9200730D0 publication Critical patent/SE9200730D0/sv
Priority to DE69310159T priority patent/DE69310159D1/de
Priority to AU37706/93A priority patent/AU3770693A/en
Priority to PCT/SE1993/000089 priority patent/WO1993018274A1/en
Priority to AT93906918T priority patent/ATE152210T1/de
Priority to EP93906918A priority patent/EP0629259B1/en
Publication of SE469394B publication Critical patent/SE469394B/sv
Publication of SE9200730L publication Critical patent/SE9200730L/sv

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)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Drilling Tools (AREA)
  • Drilling And Boring (AREA)
SE9200730A 1992-03-09 1992-03-09 Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande SE9200730L (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9200730A SE9200730L (sv) 1992-03-09 1992-03-09 Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande
DE69310159T DE69310159D1 (de) 1992-03-09 1993-02-09 Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten
AU37706/93A AU3770693A (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
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
AT93906918T ATE152210T1 (de) 1992-03-09 1993-02-09 Verfahren und vorrichtung zum herstellen einer abdichtung zwischen verrohrung und bohrloch bei gesteinsbohrarbeiten
EP93906918A EP0629259B1 (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

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9200730A SE9200730L (sv) 1992-03-09 1992-03-09 Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande

Publications (3)

Publication Number Publication Date
SE9200730D0 SE9200730D0 (sv) 1992-03-09
SE469394B SE469394B (sv) 1993-06-28
SE9200730L true SE9200730L (sv) 1993-06-28

Family

ID=20385571

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9200730A SE9200730L (sv) 1992-03-09 1992-03-09 Saett att vid bergborrning utfoera avtaetning mellan foderroer och borrhaal jaemte anordning foer saettets genomfoerande

Country Status (5)

Country Link
EP (1) EP0629259B1 (sv)
AT (1) ATE152210T1 (sv)
DE (1) DE69310159D1 (sv)
SE (1) SE9200730L (sv)
WO (1) WO1993018274A1 (sv)

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
US7228915B2 (en) 2001-01-26 2007-06-12 E2Tech 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
EP0629259B1 (en) 1997-04-23
EP0629259A1 (en) 1994-12-21
SE469394B (sv) 1993-06-28
DE69310159D1 (de) 1997-05-28
WO1993018274A1 (en) 1993-09-16
SE9200730D0 (sv) 1992-03-09
ATE152210T1 (de) 1997-05-15

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