FR1071479A - Improvements made to annular or curved support devices, more specifically for mine galleries - Google Patents

Improvements made to annular or curved support devices, more specifically for mine galleries

Info

Publication number
FR1071479A
FR1071479A FR1071479DA FR1071479A FR 1071479 A FR1071479 A FR 1071479A FR 1071479D A FR1071479D A FR 1071479DA FR 1071479 A FR1071479 A FR 1071479A
Authority
FR
France
Prior art keywords
annular
specifically
improvements made
support devices
curved support
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.)
Bochumer Eisenhuette Heintzmann GmbH and Co KG
Original Assignee
Bochumer Eisenhuette Heintzmann GmbH and Co KG
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 Bochumer Eisenhuette Heintzmann GmbH and Co KG filed Critical Bochumer Eisenhuette Heintzmann GmbH and Co KG
Application granted granted Critical
Publication of FR1071479A publication Critical patent/FR1071479A/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)
FR1071479D 1952-02-26 1953-02-25 Improvements made to annular or curved support devices, more specifically for mine galleries Expired FR1071479A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1071479X 1952-02-26

Publications (1)

Publication Number Publication Date
FR1071479A true FR1071479A (en) 1954-09-01

Family

ID=7719831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1071479D Expired FR1071479A (en) 1952-02-26 1953-02-25 Improvements made to annular or curved support devices, more specifically for mine galleries

Country Status (1)

Country Link
FR (1) FR1071479A (en)

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