FR616205A - Improvements in packages of pieces of rocks, pillars or the like, intended for use in mine work - Google Patents

Improvements in packages of pieces of rocks, pillars or the like, intended for use in mine work

Info

Publication number
FR616205A
FR616205A FR616205DA FR616205A FR 616205 A FR616205 A FR 616205A FR 616205D A FR616205D A FR 616205DA FR 616205 A FR616205 A FR 616205A
Authority
FR
France
Prior art keywords
rocks
pillars
packages
pieces
intended
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)
Inventor
John Sloan
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 FR616205A publication Critical patent/FR616205A/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)
FR616205D 1926-04-07 1926-04-07 Improvements in packages of pieces of rocks, pillars or the like, intended for use in mine work Expired FR616205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR616205T 1926-04-07

Publications (1)

Publication Number Publication Date
FR616205A true FR616205A (en) 1927-01-29

Family

ID=8981441

Family Applications (1)

Application Number Title Priority Date Filing Date
FR616205D Expired FR616205A (en) 1926-04-07 1926-04-07 Improvements in packages of pieces of rocks, pillars or the like, intended for use in mine work

Country Status (1)

Country Link
FR (1) FR616205A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498678A1 (en) * 1981-01-29 1982-07-30 Inst Gornogo Dela Sibirskogo O Resilient mobile mine support system - has cellular structure formed by flexible partitions and elastic fluid inflated chambers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2498678A1 (en) * 1981-01-29 1982-07-30 Inst Gornogo Dela Sibirskogo O Resilient mobile mine support system - has cellular structure formed by flexible partitions and elastic fluid inflated chambers

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