SE9301408D0 - Drill tube element - Google Patents
Drill tube elementInfo
- Publication number
- SE9301408D0 SE9301408D0 SE9301408A SE9301408A SE9301408D0 SE 9301408 D0 SE9301408 D0 SE 9301408D0 SE 9301408 A SE9301408 A SE 9301408A SE 9301408 A SE9301408 A SE 9301408A SE 9301408 D0 SE9301408 D0 SE 9301408D0
- Authority
- SE
- Sweden
- Prior art keywords
- tube element
- drill tube
- drilling
- valve means
- drilling fluid
- Prior art date
Links
- 238000005553 drilling Methods 0.000 abstract 5
- 239000012530 fluid Substances 0.000 abstract 2
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)
- Percussive Tools And Related Accessories (AREA)
- Check Valves (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9301408A SE503367C2 (sv) | 1993-04-27 | 1993-04-27 | Borrörselement för topphammarborrning |
AU66942/94A AU681661B2 (en) | 1993-04-27 | 1994-04-26 | Drill tube element |
PCT/SE1994/000372 WO1994025723A1 (en) | 1993-04-27 | 1994-04-26 | Drill tube element |
CA 2160790 CA2160790A1 (en) | 1993-04-27 | 1994-04-26 | Drill tube element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9301408A SE503367C2 (sv) | 1993-04-27 | 1993-04-27 | Borrörselement för topphammarborrning |
Publications (3)
Publication Number | Publication Date |
---|---|
SE9301408D0 true SE9301408D0 (sv) | 1993-04-27 |
SE9301408L SE9301408L (sv) | 1994-10-28 |
SE503367C2 SE503367C2 (sv) | 1996-06-03 |
Family
ID=20389725
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9301408A SE503367C2 (sv) | 1993-04-27 | 1993-04-27 | Borrörselement för topphammarborrning |
Country Status (4)
Country | Link |
---|---|
AU (1) | AU681661B2 (sv) |
CA (1) | CA2160790A1 (sv) |
SE (1) | SE503367C2 (sv) |
WO (1) | WO1994025723A1 (sv) |
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 CA CA 2160790 patent/CA2160790A1/en not_active Abandoned
- 1994-04-26 AU AU66942/94A patent/AU681661B2/en not_active Ceased
- 1994-04-26 WO PCT/SE1994/000372 patent/WO1994025723A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO1994025723A1 (en) | 1994-11-10 |
SE9301408L (sv) | 1994-10-28 |
SE503367C2 (sv) | 1996-06-03 |
AU6694294A (en) | 1994-11-21 |
AU681661B2 (en) | 1997-09-04 |
CA2160790A1 (en) | 1994-11-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA2120310A1 (en) | Fly Ash Cementing Compositions and Methods | |
MY100748A (en) | Forming a coating on a borehole wall. | |
ATE36029T1 (de) | Untertage-langlochbohrgeraet. | |
ATE331117T1 (de) | Unterwasserbohrturm | |
NO20000807L (no) | Oljebasert boreslam egnet for boring i naervaer av sure gasser | |
NO924879L (no) | Anordning for boring av hull i jordskorpen, særlig for boring av oljebrönner | |
DK222188A (da) | Borehammer for boring af borehuller | |
NO852038L (no) | Hydraulisk slagverk. | |
FR2338119A1 (fr) | Outil tel que foret pour agrandir le fond de trous deja perces | |
WO1991008370A3 (en) | Device for steering the foremost part of a drill pipe | |
GB2281397B (en) | Drill string motion detection for bit depth calculation | |
SE9103792L (sv) | Saenkborrmaskin av det slag daer slagkolvens roerelse styr tillfoersel av tryckmedium | |
SE9301408L (sv) | Rörborrningselement | |
SE503324C2 (sv) | Borrverktyg för sänkborrning, med central pilotkrona | |
DK0482892T3 (da) | Apparat til forhindring af adskillelse af en borehulsmotor fra en borestreng | |
DE3462619D1 (en) | Down hole blow out preventer and method of use | |
ES472347A1 (es) | Util de sondeo rotativo equipado con un dispositivo de per- cusion | |
IT1247592B (it) | Attrezzo con utensile flottante per effettuare operazioni di foratura,alesatura, svasatura e simili a profondita'controllata, con l'uso di maschere. | |
NO873143L (no) | Borestrengsvivel. | |
CA2054919A1 (en) | Drill string component | |
NO912044D0 (no) | Anvendelse av skeloglukanslam til boring av broenner med store diametre. | |
EP0083507A3 (en) | Fluid operated hammer having drill bit clearance means | |
SU1612074A1 (ru) | Компоновка низа бурильной колонны | |
RU93040787A (ru) | Способ контроля искривления ствола скважины | |
NO945002L (no) | Fremgangsmåte ved boring av en brönn i en geologisk formasjon, samt borefluid |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 9301408-2 Format of ref document f/p: F |