FR1016487A - Suspension device for formwork bars in the gallery advancement - Google Patents

Suspension device for formwork bars in the gallery advancement

Info

Publication number
FR1016487A
FR1016487A FR1016487DA FR1016487A FR 1016487 A FR1016487 A FR 1016487A FR 1016487D A FR1016487D A FR 1016487DA FR 1016487 A FR1016487 A FR 1016487A
Authority
FR
France
Prior art keywords
gallery
advancement
suspension device
formwork
bars
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
Friedrich Schwinn
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 FR1016487A publication Critical patent/FR1016487A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
    • E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/03—Brackets for roof-supporting bars

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1016487D 1950-04-19 1950-04-19 Suspension device for formwork bars in the gallery advancement Expired FR1016487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1016487T 1950-04-19

Publications (1)

Publication Number Publication Date
FR1016487A true FR1016487A (en) 1952-11-13

Family

ID=9573782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1016487D Expired FR1016487A (en) 1950-04-19 1950-04-19 Suspension device for formwork bars in the gallery advancement

Country Status (1)

Country Link
FR (1) FR1016487A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944784C (en) * 1953-05-03 1956-06-21 Karl Schweer Hanging device
DE1064456B (en) * 1954-08-31 1959-09-03 Hueser & Weber K G Holder for Vorpfaendeschienen when driving

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE944784C (en) * 1953-05-03 1956-06-21 Karl Schweer Hanging device
DE1064456B (en) * 1954-08-31 1959-09-03 Hueser & Weber K G Holder for Vorpfaendeschienen when driving

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