DE208102C - - Google Patents
Info
- Publication number
- DE208102C DE208102C DENDAT208102D DE208102DA DE208102C DE 208102 C DE208102 C DE 208102C DE NDAT208102 D DENDAT208102 D DE NDAT208102D DE 208102D A DE208102D A DE 208102DA DE 208102 C DE208102 C DE 208102C
- Authority
- DE
- Germany
- Prior art keywords
- drills
- frame
- individual
- drill
- shaft
- 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
- 241000182341 Cubitermes group Species 0.000 description 1
- 241001503485 Mammuthus Species 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D1/00—Sinking shafts
- E21D1/03—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws
- E21D1/06—Sinking shafts mechanically, e.g. by loading shovels or loading buckets, scraping devices, conveying screws with shaft-boring cutters
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Earth Drilling (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE208102C true DE208102C (enrdf_load_stackoverflow) |
Family
ID=470162
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT208102D Active DE208102C (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE208102C (enrdf_load_stackoverflow) |
-
0
- DE DENDAT208102D patent/DE208102C/de active Active
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