EP1081330A3 - Vorrichtungen zur Spülungsumlenkung in einem Bohrloch - Google Patents
Vorrichtungen zur Spülungsumlenkung in einem Bohrloch Download PDFInfo
- Publication number
- EP1081330A3 EP1081330A3 EP00307400A EP00307400A EP1081330A3 EP 1081330 A3 EP1081330 A3 EP 1081330A3 EP 00307400 A EP00307400 A EP 00307400A EP 00307400 A EP00307400 A EP 00307400A EP 1081330 A3 EP1081330 A3 EP 1081330A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- end surface
- fluid
- valve means
- bore
- tool
- 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.)
- Withdrawn
Links
- 239000012530 fluid Substances 0.000 abstract 9
- 230000000295 complement effect Effects 0.000 abstract 1
- 238000005553 drilling Methods 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
- 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
- E21B21/103—Down-hole by-pass valve arrangements, i.e. between the inside of the drill string and the annulus
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Drilling Tools (AREA)
- Earth Drilling (AREA)
- Multiple-Way Valves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9920731 | 1999-09-03 | ||
GBGB9920731.8A GB9920731D0 (en) | 1999-09-03 | 1999-09-03 | Downhole diverter tools |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1081330A2 EP1081330A2 (de) | 2001-03-07 |
EP1081330A3 true EP1081330A3 (de) | 2001-05-02 |
Family
ID=10860208
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP00307400A Withdrawn EP1081330A3 (de) | 1999-09-03 | 2000-08-29 | Vorrichtungen zur Spülungsumlenkung in einem Bohrloch |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1081330A3 (de) |
GB (1) | GB9920731D0 (de) |
NO (1) | NO20004367L (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO313430B1 (no) * | 2000-10-02 | 2002-09-30 | Bernt Reinhardt Pedersen | Anordning ved nedihullsventil |
FR2845726B1 (fr) | 2002-10-10 | 2005-01-21 | Schlumberger Services Petrol | Dispositif de reglage de debit au travers d'un tube de production place dans un puits petrolier |
DE112014006525T5 (de) | 2014-06-30 | 2016-12-15 | Halliburton Energy Services, Inc. | Bohrfluidströmungsumleitung |
CN104153730B (zh) * | 2014-07-23 | 2016-07-06 | 中国石油大学(华东) | 一种清洁井眼的钻井工具 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334697A (en) * | 1964-11-09 | 1967-08-08 | Tenneco Inc | Jet sub for drilling well bores |
EP0322170A2 (de) * | 1987-12-22 | 1989-06-28 | Gas Research Institute | Rammbohrgerät mit Kontrollventil |
WO1996004458A1 (en) * | 1994-08-01 | 1996-02-15 | Arthur Deacey Stewart | Erosion resistant downhole mud diverter tool |
US5584352A (en) * | 1993-04-26 | 1996-12-17 | B.J.S. Systems, Inc. | Pneumatic drilling chip removal system and method |
-
1999
- 1999-09-03 GB GBGB9920731.8A patent/GB9920731D0/en not_active Ceased
-
2000
- 2000-08-29 EP EP00307400A patent/EP1081330A3/de not_active Withdrawn
- 2000-09-01 NO NO20004367A patent/NO20004367L/no not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334697A (en) * | 1964-11-09 | 1967-08-08 | Tenneco Inc | Jet sub for drilling well bores |
EP0322170A2 (de) * | 1987-12-22 | 1989-06-28 | Gas Research Institute | Rammbohrgerät mit Kontrollventil |
US5584352A (en) * | 1993-04-26 | 1996-12-17 | B.J.S. Systems, Inc. | Pneumatic drilling chip removal system and method |
WO1996004458A1 (en) * | 1994-08-01 | 1996-02-15 | Arthur Deacey Stewart | Erosion resistant downhole mud diverter tool |
Also Published As
Publication number | Publication date |
---|---|
GB9920731D0 (en) | 1999-11-03 |
NO20004367L (no) | 2001-03-05 |
NO20004367D0 (no) | 2000-09-01 |
EP1081330A2 (de) | 2001-03-07 |
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Legal Events
Date | Code | Title | Description |
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PUAL | Search report despatched |
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|
AKX | Designation fees paid | ||
REG | Reference to a national code |
Ref country code: DE Ref legal event code: 8566 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20011103 |