FR1066880A - Perforatrice - Google Patents
PerforatriceInfo
- Publication number
- FR1066880A FR1066880A FR1066880DA FR1066880A FR 1066880 A FR1066880 A FR 1066880A FR 1066880D A FR1066880D A FR 1066880DA FR 1066880 A FR1066880 A FR 1066880A
- 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
- E21B3/00—Rotary drilling
- E21B3/02—Surface drives for rotary drilling
- E21B3/03—Surface drives for rotary drilling with an intermittent unidirectional rotation of the tool
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 |
|---|---|---|---|
| GB1066880X | 1951-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1066880A true FR1066880A (fr) | 1954-06-10 |
Family
ID=10871736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1066880D Expired FR1066880A (fr) | 1951-06-08 | 1952-06-07 | Perforatrice |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1066880A (fr) |
-
1952
- 1952-06-07 FR FR1066880D patent/FR1066880A/fr not_active Expired
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