FR53182E - Telescopic iron pole for mines - Google Patents

Telescopic iron pole for mines

Info

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
Application number
Other languages
French (fr)
Inventor
Arnold Koepe
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR53182E publication Critical patent/FR53182E/en
Expired legal-status Critical Current

Links

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)
FR53182D 1943-10-15 1943-10-15 Telescopic iron pole for mines Expired FR53182E (en)

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)

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