PL91652B1 - - Google Patents
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- Publication number
- PL91652B1 PL91652B1 PL17163674A PL17163674A PL91652B1 PL 91652 B1 PL91652 B1 PL 91652B1 PL 17163674 A PL17163674 A PL 17163674A PL 17163674 A PL17163674 A PL 17163674A PL 91652 B1 PL91652 B1 PL 91652B1
- Authority
- PL
- Poland
- Prior art keywords
- lifting
- girder
- ceiling
- mast
- height
- Prior art date
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 238000009412 basement excavation Methods 0.000 claims description 5
- 238000005065 mining Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL17163674A PL91652B1 (enrdf_load_stackoverflow) | 1974-06-03 | 1974-06-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL17163674A PL91652B1 (enrdf_load_stackoverflow) | 1974-06-03 | 1974-06-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL91652B1 true PL91652B1 (enrdf_load_stackoverflow) | 1977-03-31 |
Family
ID=19967621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL17163674A PL91652B1 (enrdf_load_stackoverflow) | 1974-06-03 | 1974-06-03 |
Country Status (1)
| Country | Link |
|---|---|
| PL (1) | PL91652B1 (enrdf_load_stackoverflow) |
-
1974
- 1974-06-03 PL PL17163674A patent/PL91652B1/pl unknown
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