FR1347557A - frame hanger for mine galleries - Google Patents

frame hanger for mine galleries

Info

Publication number
FR1347557A
FR1347557A FR925153A FR925153A FR1347557A FR 1347557 A FR1347557 A FR 1347557A FR 925153 A FR925153 A FR 925153A FR 925153 A FR925153 A FR 925153A FR 1347557 A FR1347557 A FR 1347557A
Authority
FR
France
Prior art keywords
frame hanger
mine galleries
galleries
mine
hanger
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
FR925153A
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.)
M E C A N A U B SA Chapron
Original Assignee
M E C A N A U B SA Chapron
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 M E C A N A U B SA Chapron filed Critical M E C A N A U B SA Chapron
Priority to FR925153A priority Critical patent/FR1347557A/en
Application granted granted Critical
Publication of FR1347557A publication Critical patent/FR1347557A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/04—Provisional protective covers for working space for use in drifting galleries
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
FR925153A 1963-02-18 1963-02-18 frame hanger for mine galleries Expired FR1347557A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR925153A FR1347557A (en) 1963-02-18 1963-02-18 frame hanger for mine galleries

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR925153A FR1347557A (en) 1963-02-18 1963-02-18 frame hanger for mine galleries

Publications (1)

Publication Number Publication Date
FR1347557A true FR1347557A (en) 1963-12-27

Family

ID=8797297

Family Applications (1)

Application Number Title Priority Date Filing Date
FR925153A Expired FR1347557A (en) 1963-02-18 1963-02-18 frame hanger for mine galleries

Country Status (1)

Country Link
FR (1) FR1347557A (en)

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