FR1113860A - Support pillars in mines - Google Patents

Support pillars in mines

Info

Publication number
FR1113860A
FR1113860A FR1113860DA FR1113860A FR 1113860 A FR1113860 A FR 1113860A FR 1113860D A FR1113860D A FR 1113860DA FR 1113860 A FR1113860 A FR 1113860A
Authority
FR
France
Prior art keywords
mines
support pillars
pillars
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.)
Mining Engineering Co Ltd MECO
Original Assignee
Mining Engineering Co Ltd MECO
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 Mining Engineering Co Ltd MECO filed Critical Mining Engineering Co Ltd MECO
Application granted granted Critical
Publication of FR1113860A publication Critical patent/FR1113860A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • E21D15/48—Chocks or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1113860D 1953-10-21 1954-10-21 Support pillars in mines Expired FR1113860A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1113860X 1953-10-21

Publications (1)

Publication Number Publication Date
FR1113860A true FR1113860A (en) 1956-04-05

Family

ID=10875050

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1113860D Expired FR1113860A (en) 1953-10-21 1954-10-21 Support pillars in mines

Country Status (1)

Country Link
FR (1) FR1113860A (en)

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