FR1009955A - Soutènement de galerie de mine - Google Patents

Soutènement de galerie de mine

Info

Publication number
FR1009955A
FR1009955A FR1009955DA FR1009955A FR 1009955 A FR1009955 A FR 1009955A FR 1009955D A FR1009955D A FR 1009955DA FR 1009955 A FR1009955 A FR 1009955A
Authority
FR
France
Prior art keywords
mine gallery
gallery support
support
mine
gallery
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
English (en)
Inventor
Heinz Molwitz
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 filed Critical
Application granted granted Critical
Publication of FR1009955A publication Critical patent/FR1009955A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/08—Cap joints for obtaining a coal-face free of pit-props
    • E21D17/082—Cap joints for obtaining a coal-face free of pit-props of sliding type
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
    • E21D15/50—Component parts or details of props
    • E21D15/54—Details of the ends of props

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)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
FR1009955D 1948-07-15 1948-07-15 Soutènement de galerie de mine Expired FR1009955A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1009955T 1948-07-15

Publications (1)

Publication Number Publication Date
FR1009955A true FR1009955A (fr) 1952-06-05

Family

ID=9568618

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1009955D Expired FR1009955A (fr) 1948-07-15 1948-07-15 Soutènement de galerie de mine

Country Status (1)

Country Link
FR (1) FR1009955A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857125A (en) * 1953-02-25 1958-10-21 Dowty Hydraulic Units Ltd Mine roof supports

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2857125A (en) * 1953-02-25 1958-10-21 Dowty Hydraulic Units Ltd Mine roof supports

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