BE519074A - - Google Patents
Info
- Publication number
- BE519074A BE519074A BE519074DA BE519074A BE 519074 A BE519074 A BE 519074A BE 519074D A BE519074D A BE 519074DA BE 519074 A BE519074 A BE 519074A
- Authority
- BE
- Belgium
- Prior art keywords
- joists
- tie rods
- support
- tie
- segments
- Prior art date
Links
- 238000005065 mining Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D21/00—Anchoring-bolts for roof, floor in galleries or longwall working, or shaft-lining protection
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Joining Of Building Structures In Genera (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE519074A true BE519074A (de) |
Family
ID=155414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE519074D BE519074A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE519074A (de) |
-
0
- BE BE519074D patent/BE519074A/fr unknown
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