BE626822A - - Google Patents

Info

Publication number
BE626822A
BE626822A BE626822DA BE626822A BE 626822 A BE626822 A BE 626822A BE 626822D A BE626822D A BE 626822DA BE 626822 A BE626822 A BE 626822A
Authority
BE
Belgium
Prior art keywords
pair
profiles
sections
support frame
wings
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE626822A publication Critical patent/BE626822A/fr

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14Lining predominantly with metal
    • E21D11/18Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
    • E21D11/22Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure

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)
  • Mutual Connection Of Rods And Tubes (AREA)
BE626822D BE626822A (enExample)

Publications (1)

Publication Number Publication Date
BE626822A true BE626822A (enExample)

Family

ID=197432

Family Applications (1)

Application Number Title Priority Date Filing Date
BE626822D BE626822A (enExample)

Country Status (1)

Country Link
BE (1) BE626822A (enExample)

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