BE710159A - - Google Patents
Info
- Publication number
- BE710159A BE710159A BE710159DA BE710159A BE 710159 A BE710159 A BE 710159A BE 710159D A BE710159D A BE 710159DA BE 710159 A BE710159 A BE 710159A
- Authority
- BE
- Belgium
- Prior art keywords
- chain
- tools
- cutting
- wall
- channel
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 76
- 238000000034 method Methods 0.000 claims description 19
- 238000010008 shearing Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 238000000605 extraction Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 210000003462 vein Anatomy 0.000 claims description 8
- 230000001174 ascending effect Effects 0.000 claims description 7
- 239000003245 coal Substances 0.000 claims description 7
- 230000000740 bleeding effect Effects 0.000 claims description 5
- 230000000284 resting effect Effects 0.000 claims description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 2
- 239000011707 mineral Substances 0.000 claims description 2
- 238000013138 pruning Methods 0.000 claims description 2
- 125000006850 spacer group Chemical group 0.000 description 5
- 208000032843 Hemorrhage Diseases 0.000 description 4
- 208000034158 bleeding Diseases 0.000 description 4
- 238000010516 chain-walking reaction Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000003307 slaughter Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/56—Slitting by cutter cables or cutter chains or by tools drawn along the working face by cables or the like, in each case guided parallel to the face, e.g. by a conveyor or by a guide parallel to a conveyor
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)
- Sawing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE710159 | 1968-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE710159A true BE710159A (de) | 1968-05-30 |
Family
ID=3852258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE710159D BE710159A (de) | 1968-01-31 | 1968-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE710159A (de) |
-
1968
- 1968-01-31 BE BE710159D patent/BE710159A/fr unknown
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