DE1065353B - - Google Patents
Info
- Publication number
- DE1065353B DE1065353B DENDAT1065353D DE1065353DA DE1065353B DE 1065353 B DE1065353 B DE 1065353B DE NDAT1065353 D DENDAT1065353 D DE NDAT1065353D DE 1065353D A DE1065353D A DE 1065353DA DE 1065353 B DE1065353 B DE 1065353B
- Authority
- DE
- Germany
- Prior art keywords
- plate
- support
- mountain
- cap
- pit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010276 construction Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims 2
- 238000005452 bending Methods 0.000 claims 1
- 230000008602 contraction Effects 0.000 claims 1
- 230000005489 elastic deformation Effects 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 230000036316 preload Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000011435 rock Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 235000000396 iron Nutrition 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002787 reinforcement Effects 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
- E21D15/50—Component parts or details of props
- E21D15/54—Details of the ends of props
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/01—Caps for supporting mine roofs characterised by the shape of the cap, e.g. of specified cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
- Punching Or Piercing (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1065353B true DE1065353B (enrdf_load_stackoverflow) | 1959-09-17 |
Family
ID=591710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1065353D Pending DE1065353B (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1065353B (enrdf_load_stackoverflow) |
-
0
- DE DENDAT1065353D patent/DE1065353B/de active Pending
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