BE557878A - - Google Patents
Info
- Publication number
- BE557878A BE557878A BE557878DA BE557878A BE 557878 A BE557878 A BE 557878A BE 557878D A BE557878D A BE 557878DA BE 557878 A BE557878 A BE 557878A
- Authority
- BE
- Belgium
- Prior art keywords
- conveyor
- chain
- traction member
- drum
- support
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/60—Devices for withdrawing props or chocks
- E21D15/606—Devices for withdrawing props or chocks the props being moved systematically
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/60—Devices for withdrawing props or chocks
- E21D15/603—Devices for withdrawing props or chocks by means of hydraulic devices
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structure Of Belt Conveyors (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE557878A true BE557878A (cg-RX-API-DMAC7.html) |
Family
ID=181131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE557878D BE557878A (cg-RX-API-DMAC7.html) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE557878A (cg-RX-API-DMAC7.html) |
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0
- BE BE557878D patent/BE557878A/fr unknown