ATE220759T1 - Bohrschlammzirkulation während erdbohrens - Google Patents
Bohrschlammzirkulation während erdbohrensInfo
- Publication number
- ATE220759T1 ATE220759T1 AT97950521T AT97950521T ATE220759T1 AT E220759 T1 ATE220759 T1 AT E220759T1 AT 97950521 T AT97950521 T AT 97950521T AT 97950521 T AT97950521 T AT 97950521T AT E220759 T1 ATE220759 T1 AT E220759T1
- Authority
- AT
- Austria
- Prior art keywords
- mud
- drilling
- string
- pipe
- mud circulation
- Prior art date
Links
- 238000005553 drilling Methods 0.000 abstract 1
- 238000000034 method 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
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
-
- 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
- E21B21/01—Arrangements for handling drilling fluids or cuttings outside the borehole, e.g. mud boxes
- E21B21/019—Arrangements for maintaining circulation of drilling fluid while connecting or disconnecting tubular joints
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)
- Earth Drilling (AREA)
- Confectionery (AREA)
- Lubricants (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/NL1997/000726 WO1999034091A1 (en) | 1997-12-24 | 1997-12-24 | Mud circulation for lithosphere drilling |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE220759T1 true ATE220759T1 (de) | 2002-08-15 |
Family
ID=19866228
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT97950521T ATE220759T1 (de) | 1997-12-24 | 1997-12-24 | Bohrschlammzirkulation während erdbohrens |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1060323B1 (de) |
AT (1) | ATE220759T1 (de) |
AU (1) | AU5349698A (de) |
DE (1) | DE69714091T2 (de) |
DK (1) | DK1060323T3 (de) |
WO (1) | WO1999034091A1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2346576B (en) | 1999-01-28 | 2003-08-13 | Weatherford Lamb | A rotary and a method for facilitating the connection of pipes |
WO2001021929A1 (en) | 1999-09-21 | 2001-03-29 | Well Engineering Partners B.V. | Method and device for moving a tube in a borehole in the ground |
US6412554B1 (en) | 2000-03-14 | 2002-07-02 | Weatherford/Lamb, Inc. | Wellbore circulation system |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3559739A (en) * | 1969-06-20 | 1971-02-02 | Chevron Res | Method and apparatus for providing continuous foam circulation in wells |
US4315553A (en) * | 1980-08-25 | 1982-02-16 | Stallings Jimmie L | Continuous circulation apparatus for air drilling well bore operations |
US4683944A (en) * | 1985-05-06 | 1987-08-04 | Innotech Energy Corporation | Drill pipes and casings utilizing multi-conduit tubulars |
DE19512076A1 (de) * | 1995-04-03 | 1996-10-10 | Klaus Obermann Gmbh | Erd-Bohrgerät |
-
1997
- 1997-12-24 AT AT97950521T patent/ATE220759T1/de active
- 1997-12-24 EP EP97950521A patent/EP1060323B1/de not_active Expired - Lifetime
- 1997-12-24 AU AU53496/98A patent/AU5349698A/en not_active Abandoned
- 1997-12-24 WO PCT/NL1997/000726 patent/WO1999034091A1/en active IP Right Grant
- 1997-12-24 DK DK97950521T patent/DK1060323T3/da active
- 1997-12-24 DE DE69714091T patent/DE69714091T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
AU5349698A (en) | 1999-07-19 |
EP1060323B1 (de) | 2002-07-17 |
WO1999034091A1 (en) | 1999-07-08 |
DK1060323T3 (da) | 2002-11-11 |
DE69714091D1 (de) | 2002-08-22 |
DE69714091T2 (de) | 2003-03-06 |
EP1060323A1 (de) | 2000-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEIH | Change in the person of patent owner | ||
UEP | Publication of translation of european patent specification |
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