BE505174A - - Google Patents
Info
- Publication number
- BE505174A BE505174A BE505174DA BE505174A BE 505174 A BE505174 A BE 505174A BE 505174D A BE505174D A BE 505174DA BE 505174 A BE505174 A BE 505174A
- Authority
- BE
- Belgium
- Prior art keywords
- profile
- support element
- support
- scraped
- cutting edge
- Prior art date
Links
- 238000007790 scraping Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 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
- E21D11/183—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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE505174A true BE505174A (forum.php) |
Family
ID=145793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE505174D BE505174A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE505174A (forum.php) |
-
0
- BE BE505174D patent/BE505174A/fr unknown
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