BE482487A - - Google Patents
Info
- Publication number
- BE482487A BE482487A BE482487DA BE482487A BE 482487 A BE482487 A BE 482487A BE 482487D A BE482487D A BE 482487DA BE 482487 A BE482487 A BE 482487A
- Authority
- BE
- Belgium
- Prior art keywords
- prop
- laying
- male
- timbering
- journal
- Prior art date
Links
- 238000009434 installation Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 2
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000284 resting effect Effects 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
- E21D15/58—Devices for setting props or chocks
- E21D15/581—Devices for setting props or chocks in which the props are pre- loaded
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)
- Clamps And Clips (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE482487A true BE482487A (enEXAMPLES) |
Family
ID=129165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE482487D BE482487A (enEXAMPLES) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE482487A (enEXAMPLES) |
-
0
- BE BE482487D patent/BE482487A/fr unknown
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