BE454521A - - Google Patents
Info
- Publication number
- BE454521A BE454521A BE454521DA BE454521A BE 454521 A BE454521 A BE 454521A BE 454521D A BE454521D A BE 454521DA BE 454521 A BE454521 A BE 454521A
- Authority
- BE
- Belgium
- Prior art keywords
- cutting
- approximately horizontal
- slaughtering
- cutting edges
- vein
- Prior art date
Links
- 238000003307 slaughter Methods 0.000 claims description 15
- 210000003462 vein Anatomy 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 4
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000003245 coal Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/18—Machines which completely free the mineral from the seam by both slitting and planing
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Shearing Machines (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE454521A true BE454521A (enrdf_load_stackoverflow) |
Family
ID=108652
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE454521D BE454521A (enrdf_load_stackoverflow) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE454521A (enrdf_load_stackoverflow) |
-
0
- BE BE454521D patent/BE454521A/fr unknown
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