BE503427A - - Google Patents
Info
- Publication number
- BE503427A BE503427A BE503427DA BE503427A BE 503427 A BE503427 A BE 503427A BE 503427D A BE503427D A BE 503427DA BE 503427 A BE503427 A BE 503427A
- Authority
- BE
- Belgium
- Prior art keywords
- wings
- profiles
- profile
- sections
- frames
- Prior art date
Links
- 238000010276 construction Methods 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000005065 mining Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005489 elastic deformation Effects 0.000 description 3
- 230000003042 antagnostic effect Effects 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 108700028369 Alleles Proteins 0.000 description 1
- 235000009300 Ehretia acuminata Nutrition 0.000 description 1
- 244000046038 Ehretia acuminata Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 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
- E21D11/20—Special cross- sections, e.g. corrugated
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)
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE503427A true BE503427A (enrdf_load_html_response) |
Family
ID=144615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE503427D BE503427A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE503427A (enrdf_load_html_response) |
-
0
- BE BE503427D patent/BE503427A/fr unknown
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