FR1132707A - Support improvements - Google Patents

Support improvements

Info

Publication number
FR1132707A
FR1132707A FR1132707DA FR1132707A FR 1132707 A FR1132707 A FR 1132707A FR 1132707D A FR1132707D A FR 1132707DA FR 1132707 A FR1132707 A FR 1132707A
Authority
FR
France
Prior art keywords
support improvements
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.)
LORRAINE DE GERANCE IMMOBILIER
Original Assignee
LORRAINE DE GERANCE IMMOBILIER
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 LORRAINE DE GERANCE IMMOBILIER filed Critical LORRAINE DE GERANCE IMMOBILIER
Application granted granted Critical
Publication of FR1132707A publication Critical patent/FR1132707A/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
    • E21D11/22—Clamps or other yieldable means for interconnecting adjacent arch members either rigidly, or allowing arch member parts to slide when subjected to excessive pressure
    • 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)
FR1132707D 1955-10-06 1955-10-06 Support improvements Expired FR1132707A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1132707T 1955-10-06

Publications (1)

Publication Number Publication Date
FR1132707A true FR1132707A (en) 1957-03-14

Family

ID=9638513

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1132707D Expired FR1132707A (en) 1955-10-06 1955-10-06 Support improvements

Country Status (1)

Country Link
FR (1) FR1132707A (en)

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