FR569809A - Perforatrice perfectionnée - Google Patents
Perforatrice perfectionnéeInfo
- Publication number
- FR569809A FR569809A FR569809DA FR569809A FR 569809 A FR569809 A FR 569809A FR 569809D A FR569809D A FR 569809DA FR 569809 A FR569809 A FR 569809A
- Authority
- FR
- France
- Prior art keywords
- hole puncher
- advanced hole
- advanced
- puncher
- hole
- 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.)
- Expired
Links
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
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
- E21B10/602—Drill bits characterised by conduits or nozzles for drilling fluids the bit being a rotary drag type bit with blades
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR569809T | 1923-08-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR569809A true FR569809A (fr) | 1924-04-18 |
Family
ID=8949426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR569809D Expired FR569809A (fr) | 1923-08-17 | 1923-08-17 | Perforatrice perfectionnée |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR569809A (fr) |
-
1923
- 1923-08-17 FR FR569809D patent/FR569809A/fr not_active Expired
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