BE582602A - - Google Patents
Info
- Publication number
- BE582602A BE582602A BE582602DA BE582602A BE 582602 A BE582602 A BE 582602A BE 582602D A BE582602D A BE 582602DA BE 582602 A BE582602 A BE 582602A
- Authority
- BE
- Belgium
- Prior art keywords
- bolts
- assembly
- fishplates
- keys
- profiles
- Prior art date
Links
- 239000000470 constituent Substances 0.000 claims description 2
- XTKDAFGWCDAMPY-UHFFFAOYSA-N azaperone Chemical compound C1=CC(F)=CC=C1C(=O)CCCN1CCN(C=2N=CC=CC=2)CC1 XTKDAFGWCDAMPY-UHFFFAOYSA-N 0.000 claims 1
- 238000009432 framing Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000007787 solid 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
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/28—Telescopic props with parts held relatively to each other by friction or gripping
- E21D15/285—Telescopic props with parts held relatively to each other by friction or gripping by means of wedges or wedge combinations
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Farming Of Fish And Shellfish (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE582602A true BE582602A (https=) |
Family
ID=191317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE582602D BE582602A (https=) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE582602A (https=) |
-
0
- BE BE582602D patent/BE582602A/fr unknown
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