FI920904A7 - Flotation device and method for borehole casing pipe - Google Patents
Flotation device and method for borehole casing pipe Download PDFInfo
- Publication number
- FI920904A7 FI920904A7 FI920904A FI920904A FI920904A7 FI 920904 A7 FI920904 A7 FI 920904A7 FI 920904 A FI920904 A FI 920904A FI 920904 A FI920904 A FI 920904A FI 920904 A7 FI920904 A7 FI 920904A7
- Authority
- FI
- Finland
- Prior art keywords
- casing pipe
- flotation device
- borehole casing
- borehole
- flotation
- Prior art date
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
- 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/035—Fishing for or freeing objects in boreholes or wells controlling differential pipe sticking
-
- 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
- E21B33/16—Methods or devices for cementing, for plugging holes, crevices or the like for cementing casings into boreholes using plugs for isolating cement charge; Plugs therefor
-
- 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
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Marine Sciences & Fisheries (AREA)
- Earth Drilling (AREA)
- Fish Paste Products (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/401,086 US4986361A (en) | 1989-08-31 | 1989-08-31 | Well casing flotation device and method |
| US48631290A | 1990-02-28 | 1990-02-28 | |
| US07/560,389 US5113411A (en) | 1989-07-31 | 1990-07-31 | Modulator and demodulator for data transmission systems |
| PCT/US1990/004696 WO1991003620A1 (en) | 1989-08-31 | 1990-08-22 | Well casing flotation device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI920904A7 true FI920904A7 (en) | 1992-02-28 |
| FI920904A0 FI920904A0 (en) | 1992-02-28 |
Family
ID=27410437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI920904A FI920904A0 (en) | 1989-08-31 | 1990-08-22 | FLOTATIONSANORDNING OCH -FOERFARANDE FOER FODRINGSROER I BORRHAOL. |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0489816A1 (en) |
| JP (1) | JPH05500695A (en) |
| AU (1) | AU6345890A (en) |
| BG (1) | BG95990A (en) |
| BR (1) | BR9007627A (en) |
| CA (1) | CA2065338A1 (en) |
| FI (1) | FI920904A0 (en) |
| HU (1) | HUT60362A (en) |
| WO (1) | WO1991003620A1 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5174375A (en) * | 1989-10-10 | 1992-12-29 | Union Oil Company Of California | Hydraulic release system |
| US5829526A (en) * | 1996-11-12 | 1998-11-03 | Halliburton Energy Services, Inc. | Method and apparatus for placing and cementing casing in horizontal wells |
| US6505685B1 (en) | 2000-08-31 | 2003-01-14 | Halliburton Energy Services, Inc. | Methods and apparatus for creating a downhole buoyant casing chamber |
| US6622798B1 (en) | 2002-05-08 | 2003-09-23 | Halliburton Energy Services, Inc. | Method and apparatus for maintaining a fluid column in a wellbore annulus |
| CA2819681C (en) | 2013-02-05 | 2019-08-13 | Ncs Oilfield Services Canada Inc. | Casing float tool |
| US9624764B2 (en) | 2013-06-12 | 2017-04-18 | Colorado School Of Mines | Method and apparatus for testing a tubular annular seal |
| EP3688272B1 (en) | 2017-09-29 | 2022-11-02 | BP Corporation North America Inc. | Systems and methods for measuring the positions of fluids in a well |
| US11125044B2 (en) * | 2019-03-06 | 2021-09-21 | Saudi Arabian Oil Company | Pressurized flotation for tubular installation in wellbores |
| AU2021235243B2 (en) | 2020-03-10 | 2025-03-13 | Expro North Sea Limited | Downhole apparatus and methods |
| GB2601556B (en) | 2020-12-04 | 2025-07-16 | Expro North Sea Ltd | Downhole apparatus |
| GB2592937B (en) * | 2020-03-10 | 2024-05-08 | Deltatek Oil Tools Ltd | Downhole apparatus and methods |
| CN118008198B (en) * | 2024-04-09 | 2024-06-14 | 山东省鲁南地质工程勘察院(山东省地质矿产勘查开发局第二地质大队) | Water stopping device for geological water pumping test |
| CN118855418B (en) * | 2024-09-26 | 2024-11-29 | 四川省金钻地质矿产勘探工程有限责任公司 | Isolation plug for cementing in rope coring drilling hole and use method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3572432A (en) * | 1969-09-25 | 1971-03-23 | Halliburton Co | Apparatus for flotation completion for highly deviated wells |
-
1990
- 1990-08-22 HU HU92682A patent/HUT60362A/en unknown
- 1990-08-22 EP EP90913295A patent/EP0489816A1/en not_active Withdrawn
- 1990-08-22 BR BR909007627A patent/BR9007627A/en unknown
- 1990-08-22 JP JP2512521A patent/JPH05500695A/en active Pending
- 1990-08-22 FI FI920904A patent/FI920904A0/en not_active Application Discontinuation
- 1990-08-22 WO PCT/US1990/004696 patent/WO1991003620A1/en not_active Ceased
- 1990-08-22 CA CA002065338A patent/CA2065338A1/en not_active Abandoned
- 1990-08-22 AU AU63458/90A patent/AU6345890A/en not_active Abandoned
-
1992
- 1992-02-28 BG BG095990A patent/BG95990A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR9007627A (en) | 1992-08-18 |
| BG95990A (en) | 1993-12-24 |
| JPH05500695A (en) | 1993-02-12 |
| AU6345890A (en) | 1991-04-08 |
| HUT60362A (en) | 1992-08-28 |
| HU9200682D0 (en) | 1992-05-28 |
| CA2065338A1 (en) | 1991-03-01 |
| EP0489816A1 (en) | 1992-06-17 |
| WO1991003620A1 (en) | 1991-03-21 |
| FI920904A0 (en) | 1992-02-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD | Application lapsed |