BE569441A - - Google Patents
Info
- Publication number
- BE569441A BE569441A BE569441DA BE569441A BE 569441 A BE569441 A BE 569441A BE 569441D A BE569441D A BE 569441DA BE 569441 A BE569441 A BE 569441A
- Authority
- BE
- Belgium
- Prior art keywords
- frame
- gallery
- cylinder
- conveyor
- scraper
- Prior art date
Links
- 239000003245 coal Substances 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
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
- E21C29/08—Anchoring arrangements
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)
- Drives For Endless Conveyors (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE569441A true BE569441A (enrdf_load_stackoverflow) |
Family
ID=188399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE569441D BE569441A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE569441A (enrdf_load_stackoverflow) |
-
0
- BE BE569441D patent/BE569441A/fr unknown
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