PL40064B1 - - Google Patents
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- Publication number
- PL40064B1 PL40064B1 PL40064A PL4006456A PL40064B1 PL 40064 B1 PL40064 B1 PL 40064B1 PL 40064 A PL40064 A PL 40064A PL 4006456 A PL4006456 A PL 4006456A PL 40064 B1 PL40064 B1 PL 40064B1
- Authority
- PL
- Poland
- Prior art keywords
- formwork
- segments
- concrete
- section
- mining
- Prior art date
Links
- 238000009415 formwork Methods 0.000 claims description 15
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000005065 mining Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims 1
- 238000009416 shuttering Methods 0.000 description 4
- 241000273930 Brevoortia tyrannus Species 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000829 suppository Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL40064B1 true PL40064B1 (forum.php) | 1957-02-15 |
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