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FR1267523A - Supports de toit pour mines souterraines - Google Patents

Supports de toit pour mines souterraines

Info

Publication number
FR1267523A
FR1267523A FR838595A FR838595A FR1267523A FR 1267523 A FR1267523 A FR 1267523A FR 838595 A FR838595 A FR 838595A FR 838595 A FR838595 A FR 838595A FR 1267523 A FR1267523 A FR 1267523A
Authority
FR
France
Prior art keywords
roof supports
underground mines
mines
underground
roof
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
FR838595A
Other languages
English (en)
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.)
University of Surrey
Original Assignee
University of Surrey
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 University of Surrey filed Critical University of Surrey
Priority to FR838595A priority Critical patent/FR1267523A/fr
Application granted granted Critical
Publication of FR1267523A publication Critical patent/FR1267523A/fr
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
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/0418—Positioning devices and stabilizing means for the props

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR838595A 1960-09-14 1960-09-14 Supports de toit pour mines souterraines Expired FR1267523A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR838595A FR1267523A (fr) 1960-09-14 1960-09-14 Supports de toit pour mines souterraines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR838595A FR1267523A (fr) 1960-09-14 1960-09-14 Supports de toit pour mines souterraines

Publications (1)

Publication Number Publication Date
FR1267523A true FR1267523A (fr) 1961-07-21

Family

ID=8739030

Family Applications (1)

Application Number Title Priority Date Filing Date
FR838595A Expired FR1267523A (fr) 1960-09-14 1960-09-14 Supports de toit pour mines souterraines

Country Status (1)

Country Link
FR (1) FR1267523A (fr)

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