BE570337A - - Google Patents
Info
- Publication number
- BE570337A BE570337A BE570337DA BE570337A BE 570337 A BE570337 A BE 570337A BE 570337D A BE570337D A BE 570337DA BE 570337 A BE570337 A BE 570337A
- Authority
- BE
- Belgium
- Prior art keywords
- support
- chain
- winch
- devices
- support device
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000005065 mining Methods 0.000 claims description 2
- 239000003245 coal Substances 0.000 claims 1
- 241001275954 Cortinarius caperatus Species 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- IDOWTHOLJBTAFI-UHFFFAOYSA-N phenmedipham Chemical compound COC(=O)NC1=CC=CC(OC(=O)NC=2C=C(C)C=CC=2)=C1 IDOWTHOLJBTAFI-UHFFFAOYSA-N 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000003307 slaughter Methods 0.000 description 1
- 210000003462 vein Anatomy 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
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)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE570337A true BE570337A (enrdf_load_html_response) |
Family
ID=188940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE570337D BE570337A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE570337A (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1408718B1 (de) * | 1960-10-25 | 1972-12-14 | Gewerk Eisenhuette Westfalia | Rueckvorrichtung fuer wandernde Ausbauelemente |
-
0
- BE BE570337D patent/BE570337A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1408718B1 (de) * | 1960-10-25 | 1972-12-14 | Gewerk Eisenhuette Westfalia | Rueckvorrichtung fuer wandernde Ausbauelemente |
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