BE481492A - - Google Patents
Info
- Publication number
- BE481492A BE481492A BE481492DA BE481492A BE 481492 A BE481492 A BE 481492A BE 481492D A BE481492D A BE 481492DA BE 481492 A BE481492 A BE 481492A
- Authority
- BE
- Belgium
- Prior art keywords
- machine
- flights
- coal
- horizontal
- cutting
- Prior art date
Links
- 230000010006 flight Effects 0.000 claims description 48
- 239000003245 coal Substances 0.000 claims description 38
- 230000033001 locomotion Effects 0.000 claims description 21
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000013138 pruning Methods 0.000 claims 3
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000009966 trimming Methods 0.000 description 5
- 239000003610 charcoal Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 239000002699 waste material 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)
- Pusher Or Impeller Conveyors (AREA)
Publications (1)
Publication Number | Publication Date |
---|---|
BE481492A true BE481492A (de) |
Family
ID=128433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE481492D BE481492A (de) |
Country Status (1)
Country | Link |
---|---|
BE (1) | BE481492A (de) |
-
0
- BE BE481492D patent/BE481492A/fr unknown
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