CA2160790A1 - Element de tube de forage - Google Patents
Element de tube de forageInfo
- Publication number
- CA2160790A1 CA2160790A1 CA 2160790 CA2160790A CA2160790A1 CA 2160790 A1 CA2160790 A1 CA 2160790A1 CA 2160790 CA2160790 CA 2160790 CA 2160790 A CA2160790 A CA 2160790A CA 2160790 A1 CA2160790 A1 CA 2160790A1
- Authority
- CA
- Canada
- Prior art keywords
- tube
- drill
- tube element
- ball
- barrier means
- 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.)
- Abandoned
Links
- 238000005553 drilling Methods 0.000 claims abstract description 39
- 239000012530 fluid Substances 0.000 claims abstract description 11
- 238000011010 flushing procedure Methods 0.000 claims description 44
- 230000004888 barrier function Effects 0.000 claims description 21
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 3
- 230000007423 decrease Effects 0.000 claims 2
- 239000000463 material Substances 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/10—Valve arrangements in drilling-fluid circulation systems
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Materials For Medical Uses (AREA)
- Check Valves (AREA)
- Percussive Tools And Related Accessories (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9301408A SE503367C2 (sv) | 1993-04-27 | 1993-04-27 | Borrörselement för topphammarborrning |
| SE9301408-2 | 1993-04-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2160790A1 true CA2160790A1 (fr) | 1994-11-10 |
Family
ID=20389725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2160790 Abandoned CA2160790A1 (fr) | 1993-04-27 | 1994-04-26 | Element de tube de forage |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU681661B2 (fr) |
| CA (1) | CA2160790A1 (fr) |
| SE (1) | SE503367C2 (fr) |
| WO (1) | WO1994025723A1 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE506855C2 (sv) * | 1996-06-24 | 1998-02-16 | Sandvik Ab | Borrör för bildande av borrsträngar samt ventilkropp för sådant borrör |
| SE509677C2 (sv) * | 1996-12-19 | 1999-02-22 | Uniroc Ab | Borrör innefattande en backventil |
| CN103410462A (zh) * | 2013-08-27 | 2013-11-27 | 山东宝世达石油装备制造有限公司 | 空心杆洗井单流阀 |
| DE102019206237A1 (de) * | 2019-04-30 | 2020-11-05 | Zf Friedrichshafen Ag | Entlüftungsventil zum Entlüften einer Fahrzeugantriebsstrangkomponente, sowie Radkopfträger mit einem solchen Entlüftungsventil |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1447234A (en) * | 1920-10-14 | 1923-03-06 | Monroe W Carroll | Rotary drill bit |
| US2578069A (en) * | 1947-09-02 | 1951-12-11 | Arthur N Jones | Ball housing |
| DE1206827B (de) * | 1964-08-17 | 1965-12-16 | August Goettker Erben Flachboh | Ventilanordnung zum Beimischen von Luft in den Spuelkreislauf von Spuelbohranlagen |
| US4945947A (en) * | 1989-05-26 | 1990-08-07 | Chromalloy American Corporation | Ball-type check valve |
-
1993
- 1993-04-27 SE SE9301408A patent/SE503367C2/sv not_active IP Right Cessation
-
1994
- 1994-04-26 WO PCT/SE1994/000372 patent/WO1994025723A1/fr active Application Filing
- 1994-04-26 AU AU66942/94A patent/AU681661B2/en not_active Ceased
- 1994-04-26 CA CA 2160790 patent/CA2160790A1/fr not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO1994025723A1 (fr) | 1994-11-10 |
| SE9301408L (sv) | 1994-10-28 |
| SE503367C2 (sv) | 1996-06-03 |
| SE9301408D0 (sv) | 1993-04-27 |
| AU6694294A (en) | 1994-11-21 |
| AU681661B2 (en) | 1997-09-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Dead |