FR450122A - Perforatrice - Google Patents
PerforatriceInfo
- Publication number
- FR450122A FR450122A FR450122A FR450122DA FR450122A FR 450122 A FR450122 A FR 450122A FR 450122 A FR450122 A FR 450122A FR 450122D A FR450122D A FR 450122DA FR 450122 A FR450122 A FR 450122A
- Authority
- FR
- France
- Prior art keywords
- punch
- 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
- E21B1/00—Percussion drilling
- E21B1/12—Percussion drilling with a reciprocating impulse member
- E21B1/24—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure
- E21B1/30—Percussion drilling with a reciprocating impulse member the impulse member being a piston driven directly by fluid pressure by air, steam or gas pressure
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR450122T | 1912-11-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR450122A true FR450122A (fr) | 1913-03-15 |
Family
ID=1490581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR450122A Expired FR450122A (fr) | 1912-11-04 | 1912-11-04 | Perforatrice |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR450122A (fr) |
-
1912
- 1912-11-04 FR FR450122A patent/FR450122A/fr not_active Expired
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