FR1017982A - Annular or curved beam for mine galleries - Google Patents

Annular or curved beam for mine galleries

Info

Publication number
FR1017982A
FR1017982A FR1017982DA FR1017982A FR 1017982 A FR1017982 A FR 1017982A FR 1017982D A FR1017982D A FR 1017982DA FR 1017982 A FR1017982 A FR 1017982A
Authority
FR
France
Prior art keywords
annular
curved beam
mine galleries
galleries
mine
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 FR1017982A publication Critical patent/FR1017982A/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
    • E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/20—Special cross- sections, e.g. corrugated

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)
FR1017982D 1948-08-24 1948-08-24 Annular or curved beam for mine galleries Expired FR1017982A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1017982T 1948-08-24

Publications (1)

Publication Number Publication Date
FR1017982A true FR1017982A (en) 1952-12-24

Family

ID=9574796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1017982D Expired FR1017982A (en) 1948-08-24 1948-08-24 Annular or curved beam for mine galleries

Country Status (1)

Country Link
FR (1) FR1017982A (en)

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