PL71170B1 - - Google Patents
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- Publication number
- PL71170B1 PL71170B1 PL15475972A PL15475972A PL71170B1 PL 71170 B1 PL71170 B1 PL 71170B1 PL 15475972 A PL15475972 A PL 15475972A PL 15475972 A PL15475972 A PL 15475972A PL 71170 B1 PL71170 B1 PL 71170B1
- Authority
- PL
- Poland
- Prior art keywords
- coal
- face
- knife
- conveyor
- supports
- Prior art date
Links
- 239000003245 coal Substances 0.000 claims description 59
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 23
- 229910052799 carbon Inorganic materials 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 7
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000009412 basement excavation Methods 0.000 description 5
- 230000009172 bursting Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 210000001331 nose Anatomy 0.000 description 1
- 239000002420 orchard Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
Landscapes
- Structure Of Belt Conveyors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL15475972A PL71170B1 (cs) | 1972-04-15 | 1972-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL15475972A PL71170B1 (cs) | 1972-04-15 | 1972-04-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL71170B1 true PL71170B1 (cs) | 1974-04-30 |
Family
ID=19958214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL15475972A PL71170B1 (cs) | 1972-04-15 | 1972-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL71170B1 (cs) |
-
1972
- 1972-04-15 PL PL15475972A patent/PL71170B1/pl unknown
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