PL66658B1 - - Google Patents
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- Publication number
- PL66658B1 PL66658B1 PL139195A PL13919570A PL66658B1 PL 66658 B1 PL66658 B1 PL 66658B1 PL 139195 A PL139195 A PL 139195A PL 13919570 A PL13919570 A PL 13919570A PL 66658 B1 PL66658 B1 PL 66658B1
- Authority
- PL
- Poland
- Prior art keywords
- elements
- loading
- spoil
- mkp
- flat
- Prior art date
Links
- 238000011068 loading method Methods 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 21
- 238000009412 basement excavation Methods 0.000 claims description 7
- 238000005065 mining Methods 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 2
- 239000013590 bulk material Substances 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 241000273930 Brevoortia tyrannus Species 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000009960 carding Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL66658B1 true PL66658B1 (cs) | 1972-08-31 |
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