DD110911A5 - - Google Patents
Info
- Publication number
- DD110911A5 DD110911A5 DD17396873A DD17396873A DD110911A5 DD 110911 A5 DD110911 A5 DD 110911A5 DD 17396873 A DD17396873 A DD 17396873A DD 17396873 A DD17396873 A DD 17396873A DD 110911 A5 DD110911 A5 DD 110911A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
- E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
- E21C29/06—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains anchored at one or both ends to the mine working face
- E21C29/10—Cable or chain co-operating with a winch or the like on the machine
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/20—Methods of underground mining; Layouts therefor for rock salt or potash salt
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Remote Sensing (AREA)
- Mechanical Engineering (AREA)
- Harvesting Machines For Root Crops (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL15903672A PL71889B1 (en:Method) | 1972-11-23 | 1972-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD110911A5 true DD110911A5 (en:Method) | 1975-01-12 |
Family
ID=19960684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD17396873A DD110911A5 (en:Method) | 1972-11-23 | 1973-10-10 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE804803A (en:Method) |
| DD (1) | DD110911A5 (en:Method) |
| DE (1) | DE2351888A1 (en:Method) |
| FR (1) | FR2208046A1 (en:Method) |
| HU (1) | HU166862B (en:Method) |
| PL (1) | PL71889B1 (en:Method) |
-
1972
- 1972-11-23 PL PL15903672A patent/PL71889B1/pl unknown
-
1973
- 1973-09-13 BE BE135603A patent/BE804803A/xx unknown
- 1973-09-14 HU HUHA963A patent/HU166862B/hu unknown
- 1973-10-10 DD DD17396873A patent/DD110911A5/xx unknown
- 1973-10-16 DE DE19732351888 patent/DE2351888A1/de active Pending
- 1973-11-08 FR FR7339771A patent/FR2208046A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| PL71889B1 (en:Method) | 1974-06-29 |
| FR2208046A1 (en:Method) | 1974-06-21 |
| BE804803A (fr) | 1974-01-02 |
| DE2351888A1 (de) | 1974-06-06 |
| HU166862B (en) | 1975-06-28 |