DE294959C - - Google Patents
Info
- Publication number
- DE294959C DE294959C DENDAT294959D DE294959DA DE294959C DE 294959 C DE294959 C DE 294959C DE NDAT294959 D DENDAT294959 D DE NDAT294959D DE 294959D A DE294959D A DE 294959DA DE 294959 C DE294959 C DE 294959C
- Authority
- DE
- Germany
- Prior art keywords
- drill
- drill bit
- drill rod
- spring
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000008237 rinsing water Substances 0.000 claims description 2
- 238000005553 drilling Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241000182341 Cubitermes group Species 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 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 |
|---|---|
| DE294959C true DE294959C (cg-RX-API-DMAC7.html) |
Family
ID=549480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT294959D Active DE294959C (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE294959C (cg-RX-API-DMAC7.html) |
-
0
- DE DENDAT294959D patent/DE294959C/de active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2143943C3 (de) | Ausgleichsvorrichtung zum Steuern und Aufrechterhalten einer vorbestimmten Spannung in einem Strang | |
| DE2304002C3 (de) | Ausgleichsvorrichtung zum Steuern und Aufrechterhalten einer vorbestimmten Spannung in einem Strang | |
| DE2039544C3 (de) | Hydraulischer Pfahlzieher | |
| DE3047375C2 (de) | Tauchfähige Rammvorrichtung | |
| DE2135726C3 (de) | Vorrichtung zur Übertragung von Meßwerten aus einem Bohrloch | |
| DE4227065A1 (de) | Hydropneumatischer hammer | |
| DE2243309B2 (de) | Rammvorrichtung zur Durchführung von Rammarbeiten unter Wasser | |
| DE294959C (cg-RX-API-DMAC7.html) | ||
| DE1703727A1 (de) | Hydraulisches Schlaggeraet | |
| DE3152495T1 (de) | Bohrlochruettler | |
| DE1806385A1 (de) | Bohrvorrichtung | |
| DE1132067B (de) | Mit Druckluft betriebene Rammbohrvorrichtung | |
| DE2703219A1 (de) | Gewinnungswerkzeug, insbesondere fuer den untertagebergbau | |
| DE267038C (cg-RX-API-DMAC7.html) | ||
| DE529208C (de) | Erdbohrer mit Vorbohrer vor dem eigentlichen Bohrer | |
| DE69227511T2 (de) | Antriebsmaschine zum durchführen von unterwasserarbeiten und verwendung zum antrieb von einem probennehmer | |
| DE264639C (cg-RX-API-DMAC7.html) | ||
| DE14791C (de) | Hydraulischer Erdbohrer | |
| DE688009C (de) | Zylindrischer Greifbohrer | |
| DE252618C (cg-RX-API-DMAC7.html) | ||
| DE4125880A1 (de) | Hydraulischer hammer | |
| DE194532C (cg-RX-API-DMAC7.html) | ||
| DE166349C (cg-RX-API-DMAC7.html) | ||
| DE219607C (cg-RX-API-DMAC7.html) | ||
| DE537685C (de) | Antriebsvorrichtung fuer stossend wirkende Werkzeuge, deren Arbeitshub durch den statischen Druck des Antriebsmittels erfolgt |