BE486517A - - Google Patents
Info
- Publication number
- BE486517A BE486517A BE486517DA BE486517A BE 486517 A BE486517 A BE 486517A BE 486517D A BE486517D A BE 486517DA BE 486517 A BE486517 A BE 486517A
- Authority
- BE
- Belgium
- Prior art keywords
- machine
- mineral
- layer
- roof
- structures
- Prior art date
Links
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 15
- 239000011707 mineral Substances 0.000 claims description 15
- 239000003245 coal Substances 0.000 claims description 11
- 239000000470 constituent Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 6
- 238000003307 slaughter Methods 0.000 claims 2
- 238000005065 mining Methods 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003462 vein Anatomy 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)
- Excavating Of Shafts Or Tunnels (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE486517A true BE486517A (enrdf_load_stackoverflow) |
Family
ID=132169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE486517D BE486517A (enrdf_load_stackoverflow) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE486517A (enrdf_load_stackoverflow) |
-
0
- BE BE486517D patent/BE486517A/fr unknown
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