SE9800628L - Safety seal for wells - Google Patents

Safety seal for wells

Info

Publication number
SE9800628L
SE9800628L SE9800628A SE9800628A SE9800628L SE 9800628 L SE9800628 L SE 9800628L SE 9800628 A SE9800628 A SE 9800628A SE 9800628 A SE9800628 A SE 9800628A SE 9800628 L SE9800628 L SE 9800628L
Authority
SE
Sweden
Prior art keywords
wells
safety seal
string
lid
face
Prior art date
Application number
SE9800628A
Other languages
Swedish (sv)
Other versions
SE511806C2 (en
SE9800628D0 (en
Inventor
Hans Alexandersson
Original Assignee
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 Hans Alexandersson filed Critical Hans Alexandersson
Priority to SE9800628A priority Critical patent/SE511806C2/en
Publication of SE9800628D0 publication Critical patent/SE9800628D0/en
Priority to PCT/SE1999/000207 priority patent/WO1999043922A1/en
Priority to EP99907993A priority patent/EP1058768A1/en
Priority to AU27518/99A priority patent/AU2751899A/en
Priority to PL99342488A priority patent/PL342488A1/en
Publication of SE9800628L publication Critical patent/SE9800628L/en
Publication of SE511806C2 publication Critical patent/SE511806C2/en
Priority to NO20004285A priority patent/NO20004285D0/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
    • E21B33/00—Sealing or packing boreholes or wells
    • E21B33/02—Surface sealing or packing
    • E21B33/03—Well heads; Setting-up thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00—Geothermal collectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00—Geothermal collectors
    • F24T10/10—Geothermal collectors with circulation of working fluids through underground channels, the working fluids not coming into direct contact with the ground
    • 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
    • E21B2200/00—Special features related to earth drilling for obtaining oil, gas or water
    • E21B2200/01—Sealings characterised by their shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
    • F24T10/00—Geothermal collectors
    • F24T10/30—Geothermal collectors using underground reservoirs for accumulating working fluids or intermediate fluids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/10—Geothermal energy

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Sustainable Development (AREA)
  • Fluid Mechanics (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Closures For Containers (AREA)
  • Pipe Accessories (AREA)
  • Sewage (AREA)

Abstract

The invention relates to a safety seal for wells. In accordance with the invention the safety seal comprises, in combination, a lid (7) having a face turned towards the well hole wall, and a string (20) of a material that swells upon its contact with a liquid, which string is inserted in the gap between said wall and said lid face.
SE9800628A 1998-02-27 1998-02-27 Safety seal for wells SE511806C2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9800628A SE511806C2 (en) 1998-02-27 1998-02-27 Safety seal for wells
PCT/SE1999/000207 WO1999043922A1 (en) 1998-02-27 1999-02-17 Safety seal for wells
EP99907993A EP1058768A1 (en) 1998-02-27 1999-02-17 Safety seal for wells
AU27518/99A AU2751899A (en) 1998-02-27 1999-02-17 Safety seal for wells
PL99342488A PL342488A1 (en) 1998-02-27 1999-02-17 Protective stopper for wells
NO20004285A NO20004285D0 (en) 1998-02-27 2000-08-25 Well packing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9800628A SE511806C2 (en) 1998-02-27 1998-02-27 Safety seal for wells

Publications (3)

Publication Number Publication Date
SE9800628D0 SE9800628D0 (en) 1998-02-27
SE9800628L true SE9800628L (en) 1999-08-28
SE511806C2 SE511806C2 (en) 1999-11-29

Family

ID=20410351

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9800628A SE511806C2 (en) 1998-02-27 1998-02-27 Safety seal for wells

Country Status (6)

Country Link
EP (1) EP1058768A1 (en)
AU (1) AU2751899A (en)
NO (1) NO20004285D0 (en)
PL (1) PL342488A1 (en)
SE (1) SE511806C2 (en)
WO (1) WO1999043922A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE531106C2 (en) 2005-05-26 2008-12-16 Pemtec Ab seal means
FR2992997A1 (en) * 2012-07-06 2014-01-10 Dakeez France DEVICE FOR COVERING A PIPING OF A WELLBORE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3568769A (en) * 1969-07-07 1971-03-09 Herbert W Maass Well casing cap
SE408564B (en) * 1977-10-26 1979-06-18 Rp Rorprodukter Ab SEALING
SE466869B (en) * 1990-03-08 1992-04-13 Anders Nelson Arrangement for sealing around pipes in relation to a hole and use of the arrangement

Also Published As

Publication number Publication date
WO1999043922A1 (en) 1999-09-02
SE511806C2 (en) 1999-11-29
NO20004285L (en) 2000-08-25
EP1058768A1 (en) 2000-12-13
PL342488A1 (en) 2001-06-04
AU2751899A (en) 1999-09-15
NO20004285D0 (en) 2000-08-25
SE9800628D0 (en) 1998-02-27

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