BE558564A - - Google Patents
Info
- Publication number
- BE558564A BE558564A BE558564DA BE558564A BE 558564 A BE558564 A BE 558564A BE 558564D A BE558564D A BE 558564DA BE 558564 A BE558564 A BE 558564A
- Authority
- BE
- Belgium
- Prior art keywords
- profiles
- connecting rods
- frames
- bent
- corridor
- Prior art date
Links
- 239000011435 rock Substances 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000000284 resting effect Effects 0.000 claims description 6
- 235000000396 iron Nutrition 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 210000000078 claw Anatomy 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000005065 mining Methods 0.000 claims 1
- 239000004071 soot Substances 0.000 claims 1
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 240000005979 Hordeum vulgare Species 0.000 description 1
- 235000007340 Hordeum vulgare Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 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
- E21D11/28—Longitudinal struts, i.e. longitudinal connections between adjoining arches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/18—Railway track circuits
- B61L1/181—Details
- B61L1/187—Use of alternating current
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (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)
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE558564A true BE558564A (es) |
Family
ID=181583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE558564D BE558564A (es) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE558564A (es) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341491A (en) * | 1976-05-07 | 1982-07-27 | Albert Neumann | Earth retaining system |
| US5797706A (en) * | 1993-06-24 | 1998-08-25 | Societe Civile Des Brevets Henri Vidal | Earth structures |
-
0
- BE BE558564D patent/BE558564A/fr unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341491A (en) * | 1976-05-07 | 1982-07-27 | Albert Neumann | Earth retaining system |
| US5797706A (en) * | 1993-06-24 | 1998-08-25 | Societe Civile Des Brevets Henri Vidal | Earth structures |
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