FR53182E - Telescopic iron pole for mines - Google Patents
Telescopic iron pole for minesInfo
- Publication number
- FR53182E FR53182E FR53182DA FR53182E FR 53182 E FR53182 E FR 53182E FR 53182D A FR53182D A FR 53182DA FR 53182 E FR53182 E FR 53182E
- Authority
- FR
- France
- Prior art keywords
- mines
- iron pole
- telescopic iron
- telescopic
- pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title 2
- 229910052742 iron Inorganic materials 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
- E21D15/502—Prop bodies characterised by their shape, e.g. of specified cross-section
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR53182T | 1943-10-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR53182E true FR53182E (en) | 1945-09-20 |
Family
ID=8687770
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR53182D Expired FR53182E (en) | 1943-10-15 | 1943-10-15 | Telescopic iron pole for mines |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR53182E (en) |
-
1943
- 1943-10-15 FR FR53182D patent/FR53182E/en not_active Expired
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