BE455653A - - Google Patents
Info
- Publication number
- BE455653A BE455653A BE455653DA BE455653A BE 455653 A BE455653 A BE 455653A BE 455653D A BE455653D A BE 455653DA BE 455653 A BE455653 A BE 455653A
- Authority
- BE
- Belgium
- Prior art keywords
- support
- emi
- teeth
- supports
- counter
- Prior art date
Links
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)
- Vibration Prevention Devices (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Geophysics And Detection Of Objects (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE455653A true BE455653A (ja�@�@) |
Family
ID=109523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE455653D BE455653A (ja�@�@) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE455653A (ja�@�@) |
-
0
- BE BE455653D patent/BE455653A/fr unknown
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