BE499170A - - Google Patents
Info
- Publication number
- BE499170A BE499170A BE499170DA BE499170A BE 499170 A BE499170 A BE 499170A BE 499170D A BE499170D A BE 499170DA BE 499170 A BE499170 A BE 499170A
- Authority
- BE
- Belgium
- Prior art keywords
- notches
- saw
- coal
- vein
- horizontal
- Prior art date
Links
- 239000003245 coal Substances 0.000 claims description 19
- 210000003462 vein Anatomy 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 239000011435 rock Substances 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 4
- 238000003801 milling Methods 0.000 claims description 4
- 238000005065 mining Methods 0.000 claims 1
- 238000003307 slaughter Methods 0.000 description 6
- 238000005422 blasting Methods 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000009193 crawling Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007921 spray Substances 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
- E21C27/02—Machines which completely free the mineral from the seam solely by slitting
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)
- Solid Fuels And Fuel-Associated Substances (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE499170A true BE499170A (en:Method) |
Family
ID=141641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE499170D BE499170A (en:Method) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE499170A (en:Method) |
-
0
- BE BE499170D patent/BE499170A/fr unknown
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