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FR1077760A - Bracing device for mine supports, in particular in galleries - Google Patents

Bracing device for mine supports, in particular in galleries

Info

Publication number
FR1077760A
FR1077760A FR1077760DA FR1077760A FR 1077760 A FR1077760 A FR 1077760A FR 1077760D A FR1077760D A FR 1077760DA FR 1077760 A FR1077760 A FR 1077760A
Authority
FR
France
Prior art keywords
galleries
bracing device
mine supports
mine
supports
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gutehoffnungshutte Oberhausen AG
Original Assignee
Gutehoffnungshutte Oberhausen AG
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 by Gutehoffnungshutte Oberhausen AG filed Critical Gutehoffnungshutte Oberhausen AG
Application granted granted Critical
Publication of FR1077760A publication Critical patent/FR1077760A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/28—Longitudinal struts, i.e. longitudinal connections between adjoining arches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1077760D 1952-05-27 1953-05-22 Bracing device for mine supports, in particular in galleries Expired FR1077760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1077760X 1952-05-27

Publications (1)

Publication Number Publication Date
FR1077760A true FR1077760A (en) 1954-11-10

Family

ID=7720493

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1077760D Expired FR1077760A (en) 1952-05-27 1953-05-22 Bracing device for mine supports, in particular in galleries

Country Status (1)

Country Link
FR (1) FR1077760A (en)

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