FR1083183A - étançon - Google Patents

étançon

Info

Publication number
FR1083183A
FR1083183A FR1083183DA FR1083183A FR 1083183 A FR1083183 A FR 1083183A FR 1083183D A FR1083183D A FR 1083183DA FR 1083183 A FR1083183 A FR 1083183A
Authority
FR
France
Prior art keywords
prop
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
English (en)
Inventor
Otto Leuzinger
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 FR1083183A publication Critical patent/FR1083183A/fr
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)
FR1083183D 1952-09-13 1953-09-09 étançon Expired FR1083183A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1083183X 1952-09-13

Publications (1)

Publication Number Publication Date
FR1083183A true FR1083183A (fr) 1955-01-05

Family

ID=4556513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1083183D Expired FR1083183A (fr) 1952-09-13 1953-09-09 étançon

Country Status (1)

Country Link
FR (1) FR1083183A (fr)

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