DE289019C - - Google Patents
Info
- Publication number
- DE289019C DE289019C DENDAT289019D DE289019DA DE289019C DE 289019 C DE289019 C DE 289019C DE NDAT289019 D DENDAT289019 D DE NDAT289019D DE 289019D A DE289019D A DE 289019DA DE 289019 C DE289019 C DE 289019C
- Authority
- DE
- Germany
- Prior art keywords
- lever
- drill rod
- fork
- clamping
- driver
- 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.)
- Active
Links
- 238000005553 drilling Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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
- E21B1/02—Surface drives for drop hammers or percussion drilling, e.g. with a cable
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)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE289019C true DE289019C (OSRAM) |
Family
ID=544084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT289019D Active DE289019C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE289019C (OSRAM) |
-
0
- DE DENDAT289019D patent/DE289019C/de active Active
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