FR1272031A - Supporting device for inclined layers, particularly in mines - Google Patents

Supporting device for inclined layers, particularly in mines

Info

Publication number
FR1272031A
FR1272031A FR831555A FR831555A FR1272031A FR 1272031 A FR1272031 A FR 1272031A FR 831555 A FR831555 A FR 831555A FR 831555 A FR831555 A FR 831555A FR 1272031 A FR1272031 A FR 1272031A
Authority
FR
France
Prior art keywords
mines
supporting device
inclined layers
layers
supporting
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
FR831555A
Other languages
French (fr)
Inventor
Jacques Boulanger
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
Priority to FR831555A priority Critical patent/FR1272031A/en
Application granted granted Critical
Publication of FR1272031A publication Critical patent/FR1272031A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/0082—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor specially adapted for vertical or steep gradient seams
    • 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
    • E21D11/36—Linings or supports specially shaped for tunnels or galleries of irregular cross-section
    • E21D11/367—Linings or supports specially shaped for tunnels or galleries of irregular cross-section for junction with the longwall coal face

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)
FR831555A 1960-06-28 1960-06-28 Supporting device for inclined layers, particularly in mines Expired FR1272031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR831555A FR1272031A (en) 1960-06-28 1960-06-28 Supporting device for inclined layers, particularly in mines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR831555A FR1272031A (en) 1960-06-28 1960-06-28 Supporting device for inclined layers, particularly in mines

Publications (1)

Publication Number Publication Date
FR1272031A true FR1272031A (en) 1961-09-22

Family

ID=8734517

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831555A Expired FR1272031A (en) 1960-06-28 1960-06-28 Supporting device for inclined layers, particularly in mines

Country Status (1)

Country Link
FR (1) FR1272031A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094154A (en) * 1976-10-15 1978-06-13 Bochumer Eisenhutte Heintzmann Gmbh & Co. Roof prop apparatus and method for longwall mining
FR2538852A1 (en) * 1983-01-05 1984-07-06 Gewerk Eisenhuette Westfalia Device for working steep veins, particularly veins of coal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4094154A (en) * 1976-10-15 1978-06-13 Bochumer Eisenhutte Heintzmann Gmbh & Co. Roof prop apparatus and method for longwall mining
FR2538852A1 (en) * 1983-01-05 1984-07-06 Gewerk Eisenhuette Westfalia Device for working steep veins, particularly veins of coal

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