FR2469575B1 - - Google Patents
Info
- Publication number
- FR2469575B1 FR2469575B1 FR7927931A FR7927931A FR2469575B1 FR 2469575 B1 FR2469575 B1 FR 2469575B1 FR 7927931 A FR7927931 A FR 7927931A FR 7927931 A FR7927931 A FR 7927931A FR 2469575 B1 FR2469575 B1 FR 2469575B1
- Authority
- FR
- France
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
- F03B13/02—Adaptations for drilling wells
-
- 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
- E21B4/00—Drives for drilling, used in the borehole
- E21B4/02—Fluid rotary type drives
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7927931A FR2469575A1 (fr) | 1979-11-13 | 1979-11-13 | Turbine multietagee de turboforeuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7927931A FR2469575A1 (fr) | 1979-11-13 | 1979-11-13 | Turbine multietagee de turboforeuse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2469575A1 FR2469575A1 (fr) | 1981-05-22 |
| FR2469575B1 true FR2469575B1 (show.php) | 1982-07-23 |
Family
ID=9231605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7927931A Granted FR2469575A1 (fr) | 1979-11-13 | 1979-11-13 | Turbine multietagee de turboforeuse |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2469575A1 (show.php) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2646962A (en) * | 1947-02-19 | 1953-07-28 | Engineering Dev Company Inc | Fluid motor for driving rotary tools |
-
1979
- 1979-11-13 FR FR7927931A patent/FR2469575A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2469575A1 (fr) | 1981-05-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |