FR327000A - Punch - Google Patents
PunchInfo
- Publication number
- FR327000A FR327000A FR327000DA FR327000A FR 327000 A FR327000 A FR 327000A FR 327000D A FR327000D A FR 327000DA FR 327000 A FR327000 A FR 327000A
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/08—Apparatus for feeding the rods or cables; Apparatus for increasing or decreasing the pressure on the drilling tool; Apparatus for counterbalancing the weight of the rods
- E21B19/083—Cam, rack or like feed mechanisms
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 |
|---|---|---|---|
| FR327000T | 1902-12-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR327000A true FR327000A (en) | 1903-06-11 |
Family
ID=1377026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR327000D Expired FR327000A (en) | 1902-12-04 | 1902-12-04 | Punch |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR327000A (en) |
-
1902
- 1902-12-04 FR FR327000D patent/FR327000A/en not_active Expired
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