DE314773C - - Google Patents
Info
- Publication number
- DE314773C DE314773C DENDAT314773D DE314773DA DE314773C DE 314773 C DE314773 C DE 314773C DE NDAT314773 D DENDAT314773 D DE NDAT314773D DE 314773D A DE314773D A DE 314773DA DE 314773 C DE314773 C DE 314773C
- Authority
- DE
- Germany
- Prior art keywords
- lever
- tool
- drive device
- drilling machines
- deep drilling
- 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 11
- 239000000725 suspension Substances 0.000 claims 1
- 230000001105 regulatory 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
- E21B1/04—Devices for reversing the movement of the rod or cable at the surface
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 |
|---|---|
| DE314773C true DE314773C (forum.php) |
Family
ID=567566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT314773D Active DE314773C (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE314773C (forum.php) |
-
0
- DE DENDAT314773D patent/DE314773C/de active Active
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