DE2158247A1 - - Google Patents
Info
- Publication number
- DE2158247A1 DE2158247A1 DE19712158247 DE2158247A DE2158247A1 DE 2158247 A1 DE2158247 A1 DE 2158247A1 DE 19712158247 DE19712158247 DE 19712158247 DE 2158247 A DE2158247 A DE 2158247A DE 2158247 A1 DE2158247 A1 DE 2158247A1
- Authority
- DE
- Germany
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D7/00—Shaft equipment, e.g. timbering within the shaft
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712158247 DE2158247C2 (de) | 1971-11-24 | Schacht oder Bunker mit Wendelrutsche |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712158247 DE2158247C2 (de) | 1971-11-24 | Schacht oder Bunker mit Wendelrutsche |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2158247A1 true DE2158247A1 (cg-RX-API-DMAC10.html) | 1972-12-21 |
| DE2158247C2 DE2158247C2 (de) | 1977-04-14 |
Family
ID=
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: THYSSEN SCHACHTBAU GMBH, 4330 MUELHEIM, DE |