FR955633A - - Google Patents

Info

Publication number
FR955633A
FR955633A FR955633DA FR955633A FR 955633 A FR955633 A FR 955633A FR 955633D A FR955633D A FR 955633DA FR 955633 A FR955633 A FR 955633A
Authority
FR
France
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)
Publication date
Application granted granted Critical
Publication of FR955633A publication Critical patent/FR955633A/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)
FR955633D Expired FR955633A (cg-RX-API-DMAC7.html)

Publications (1)

Publication Number Publication Date
FR955633A true FR955633A (cg-RX-API-DMAC7.html) 1950-01-18

Family

ID=1558328

Family Applications (1)

Application Number Title Priority Date Filing Date
FR955633D Expired FR955633A (cg-RX-API-DMAC7.html)

Country Status (1)

Country Link
FR (1) FR955633A (cg-RX-API-DMAC7.html)

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