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

Similar Documents

Publication Publication Date Title
FR616205A (en) Improvements in packages of pieces of rocks, pillars or the like, intended for use in mine work
FR735820A (en) Stone sawing machine
FR657072A (en) Improvements to nails or the like
FR618192A (en) Improvements to planing machines and the like
FR652866A (en) Improvements to machines for filling bottles or the like
FR660384A (en) Garter clamp or the like
FR656571A (en) case for ties or the like
FR667857A (en) Machine for filling bags or the like with powdery materials
FR638351A (en) Improvements in nailing machines
FR641651A (en) Concrete slab machine, reinforced or not
FR655354A (en) Improvements to processes and machines for grinding, mixing and similar operations
FR658786A (en) Divider-sprayer for sand or the like
FR656277A (en) Machine for working tires and other circular or similar objects
FR634411A (en) Improvements in rotary drilling tools
FR635546A (en) Saw sharpening machine
FR610605A (en) Improvements in dump trucks for household refuse or the like
IS22B6 (en) Tools for wiping damp materials
FR655591A (en) Improvements in machines for applying stiffeners or reinforcements to hat boxes, handbags or the like
FR644713A (en) Improvements in oxyhydrogen, oxyacetylene or similar torches
FR691979A (en) Machine for handling superphosphate or the like
FR652797A (en) Improvements in the manufacture of safety rockets for mine work
FR642999A (en) Machine for grinding granitoid tiles and similar objects
FR1030326A (en) Development in diamond recovery in diamondiferous sands
FR620489A (en) Improvements to the construction of tunnel works
FR621337A (en) Further development in ball distributors for pneumatic hammer drills