DE8902189U1 - - Google Patents
Info
- Publication number
- DE8902189U1 DE8902189U1 DE8902189U DE8902189U DE8902189U1 DE 8902189 U1 DE8902189 U1 DE 8902189U1 DE 8902189 U DE8902189 U DE 8902189U DE 8902189 U DE8902189 U DE 8902189U DE 8902189 U1 DE8902189 U1 DE 8902189U1
- Authority
- DE
- Germany
- 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.)
- Expired
Links
Classifications
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- 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
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
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- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1014—Flexible or expansible centering means, e.g. with pistons pressing against the wall of the well
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- 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
- E21B21/12—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor using drilling pipes with plural fluid passages, e.g. closed circulation systems
-
- 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
- E21B44/00—Automatic control systems specially adapted for drilling operations, i.e. self-operating systems which function to carry out or modify a drilling operation without intervention of a human operator, e.g. computer-controlled drilling systems; Systems specially adapted for monitoring a plurality of drilling variables or conditions
- E21B44/005—Below-ground automatic control systems
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8902189U DE8902189U1 (fr) | 1989-02-24 | 1989-02-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE8902189U DE8902189U1 (fr) | 1989-02-24 | 1989-02-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE8902189U1 true DE8902189U1 (fr) | 1989-05-03 |
Family
ID=6836367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8902189U Expired DE8902189U1 (fr) | 1989-02-24 | 1989-02-24 |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE8902189U1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994016192A2 (fr) * | 1993-01-13 | 1994-07-21 | Baker Hughes Incorporated | Appareil d'isolation de zone |
WO2005061843A1 (fr) * | 2003-12-22 | 2005-07-07 | Blickhan, Elisabeth, Charlotte | Dispositif de forage |
EP1731708A1 (fr) * | 2005-06-10 | 2006-12-13 | Geomechanik Wasser- und Umwelttechnik GmbH | Appareil de forage à marteau à percussion et procédé associé |
-
1989
- 1989-02-24 DE DE8902189U patent/DE8902189U1/de not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994016192A2 (fr) * | 1993-01-13 | 1994-07-21 | Baker Hughes Incorporated | Appareil d'isolation de zone |
WO1994016192A3 (fr) * | 1993-01-13 | 1994-11-10 | Baker Hughes Inc | Appareil d'isolation de zone |
WO2005061843A1 (fr) * | 2003-12-22 | 2005-07-07 | Blickhan, Elisabeth, Charlotte | Dispositif de forage |
EP1731708A1 (fr) * | 2005-06-10 | 2006-12-13 | Geomechanik Wasser- und Umwelttechnik GmbH | Appareil de forage à marteau à percussion et procédé associé |
WO2006131339A1 (fr) * | 2005-06-10 | 2006-12-14 | Geomechanik Wasser- Und Umwelttechnik Gmbh | Dispositif de forage en percussion dans le puits et procede de forage de couverture |
EA014437B1 (ru) * | 2005-06-10 | 2010-12-30 | Геомеханик Вассер- Унд Умвельттехник Гмбх | Устройство для бурения с погружным пневмоударником и способ бурения по наносам |