BE526699A - - Google Patents
Info
- Publication number
- BE526699A BE526699A BE526699DA BE526699A BE 526699 A BE526699 A BE 526699A BE 526699D A BE526699D A BE 526699DA BE 526699 A BE526699 A BE 526699A
- Authority
- BE
- Belgium
- Prior art keywords
- corners
- profiles
- clamped
- notches
- flat
- Prior art date
Links
- 238000005065 mining Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
- E21D11/183—Supporting means for arch members, not provided for in E21D11/22
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE526699A true BE526699A (de) |
Family
ID=160579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE526699D BE526699A (de) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE526699A (de) |
-
0
- BE BE526699D patent/BE526699A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE526699A (de) | ||
| FR2509786A1 (fr) | Element pour le soutenement des galeries souterraines | |
| WO1987000881A1 (fr) | Assemblage angulaire de profiles | |
| FR2510682A1 (fr) | Assemblage angulaire de profiles par emboitement a rainure et languette et blocage par coin | |
| BE531837A (de) | ||
| BE535460A (de) | ||
| CH93186A (fr) | Revêtement pour constructions susceptibles de tassement. | |
| FR2671850A1 (fr) | Poutre metallique creuse renforcee. | |
| BE488659A (de) | ||
| FR2517767A1 (fr) | Bride ajustable a effet auto-bloquant | |
| FR2927919A1 (fr) | Element d'echafaudage et ensemble d'echafaudage comprenant un tel element | |
| BE529654A (de) | ||
| BE558564A (de) | ||
| BE560601A (de) | ||
| BE559152A (de) | ||
| BE510265A (de) | ||
| BE556575A (de) | ||
| BE561625A (de) | ||
| BE495448A (de) | ||
| BE543530A (de) | ||
| BE555270A (de) | ||
| BE503427A (de) | ||
| BE486587A (de) | ||
| BE538670A (de) | ||
| CH505273A (fr) | Elément de réseau repliable et extensible pour la construction d'un obstacle |