SE9800628L - Safety seal for wells - Google Patents
Safety seal for wellsInfo
- 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
Links
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
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.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9800628A SE511806C2 (en) | 1998-02-27 | 1998-02-27 | Safety seal for wells |
PL99342488A PL342488A1 (en) | 1998-02-27 | 1999-02-17 | Protective stopper for wells |
PCT/SE1999/000207 WO1999043922A1 (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 |
EP99907993A EP1058768A1 (en) | 1998-02-27 | 1999-02-17 | Safety seal 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)
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)
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 |
-
1998
- 1998-02-27 SE SE9800628A patent/SE511806C2/en not_active IP Right Cessation
-
1999
- 1999-02-17 AU AU27518/99A patent/AU2751899A/en not_active Abandoned
- 1999-02-17 EP EP99907993A patent/EP1058768A1/en not_active Withdrawn
- 1999-02-17 PL PL99342488A patent/PL342488A1/en unknown
- 1999-02-17 WO PCT/SE1999/000207 patent/WO1999043922A1/en not_active Application Discontinuation
-
2000
- 2000-08-25 NO NO20004285A patent/NO20004285D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
NO20004285L (en) | 2000-08-25 |
PL342488A1 (en) | 2001-06-04 |
AU2751899A (en) | 1999-09-15 |
NO20004285D0 (en) | 2000-08-25 |
EP1058768A1 (en) | 2000-12-13 |
SE9800628D0 (en) | 1998-02-27 |
SE511806C2 (en) | 1999-11-29 |
WO1999043922A1 (en) | 1999-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2211085A1 (en) | Multilateral sealing | |
BR9800670A (en) | Method for completing an underground well and apparatus for use in completing an underground well. | |
GB2388390B (en) | Method for centralising a tight fitting casing in a borehole | |
DE69921522D1 (en) | Gas-lubricated slow-running mechanical seal | |
GB2362881B (en) | A cementing composition and application to cementing oil wells or the like | |
TW200504300A (en) | Sealing material for ant groove | |
ES2136831T3 (en) | COMBINATION OF CYLINDER LOCK AND KEY INCLUDING A PROFILED KEY. | |
DE3852572D1 (en) | Drilling and sealing fluid. | |
IT1175714B (en) | DEVICE THAT CAN BE USED IN PARTICULAR FOR THE PUMPING OF A VERY VISCOUS AND / OR CONTAINING A CONSIDERABLE PROPORTION OF GAS, ESPECIALLY FOR OIL PRODUCTION | |
MY129214A (en) | Fire door and method of assembly. | |
NO20011410L (en) | Eccentric underground safety valve | |
IT1237226B (en) | DRILLING CHISEL WITH WEAR RESISTANT SURFACE FOR ELASTOMER SEAL GASKETS. | |
ZA200405404B (en) | Externally mountable spiral adaptor | |
ZA995563B (en) | Wellhead housing seal assembly with backup feature. | |
DE3874401D1 (en) | DRILL HOLE SEALS. | |
SE9800628L (en) | Safety seal for wells | |
ITRM910815A0 (en) | SCREW APPARATUS WITH GROOVE FOR HOUSING A TIP SEAL, FOR THE COMPRESSION OR EXPANSION OF FLUIDS. | |
MX166916B (en) | DRILLING FLUID CONSISTING OF SULPHONED ASPHALT AND CAUSTIFIED LIGNITE | |
ES2094151T3 (en) | HERMETIC CLOSURE. | |
DE59908248D1 (en) | Shut-off | |
DK0859183T3 (en) | Sealing ring for well construction | |
DE59705781D1 (en) | CAPILLARY LOCK FOR SURFACE SEALING | |
DE3662020D1 (en) | Drain | |
GB2377961B (en) | Removable nonmetallic bridge plug or packer | |
DE59910903D1 (en) | Mechanical seal |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 9800628-1 Format of ref document f/p: F |