BE509255A - - Google Patents
Info
- Publication number
- BE509255A BE509255A BE509255DA BE509255A BE 509255 A BE509255 A BE 509255A BE 509255D A BE509255D A BE 509255DA BE 509255 A BE509255 A BE 509255A
- Authority
- BE
- Belgium
- Prior art keywords
- unit
- knife
- auxiliary
- cylinder
- hydraulic
- Prior art date
Links
- 238000009434 installation Methods 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 5
- 239000011707 mineral Substances 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 3
- 238000005065 mining Methods 0.000 claims description 2
- 230000001141 propulsive effect Effects 0.000 claims description 2
- 238000004873 anchoring Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000284 resting 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
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
- E21C27/36—Machine self-propelled along the working face
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)
- Fluid-Pressure Circuits (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE509255A true BE509255A (enrdf_load_stackoverflow) |
Family
ID=148738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE509255D BE509255A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE509255A (enrdf_load_stackoverflow) |
-
0
- BE BE509255D patent/BE509255A/fr unknown
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