BE402123A - - Google Patents
Info
- Publication number
- BE402123A BE402123A BE402123DA BE402123A BE 402123 A BE402123 A BE 402123A BE 402123D A BE402123D A BE 402123DA BE 402123 A BE402123 A BE 402123A
- Authority
- BE
- Belgium
- Prior art keywords
- wings
- iron
- metal support
- cylinder
- parts
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 41
- 229910052742 iron Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 238000005065 mining Methods 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 235000000396 iron Nutrition 0.000 claims description 2
- 241000577457 Lestidae Species 0.000 description 1
- 210000003056 antler Anatomy 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 150000002505 iron Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 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
- E21D11/24—Knuckle joints or links between arch members
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)
- Rod-Shaped Construction Members (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE402123A true BE402123A (enrdf_load_stackoverflow) |
Family
ID=67939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE402123D BE402123A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE402123A (enrdf_load_stackoverflow) |
-
0
- BE BE402123D patent/BE402123A/fr unknown