FR638391A - Further training for carriers - Google Patents

Further training for carriers

Info

Publication number
FR638391A
FR638391A FR638391DA FR638391A FR 638391 A FR638391 A FR 638391A FR 638391D A FR638391D A FR 638391DA FR 638391 A FR638391 A FR 638391A
Authority
FR
France
Prior art keywords
carriers
further training
training
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
Tage Georg Nyborg
Harold Carnegie Jenkins
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 FR638391A publication Critical patent/FR638391A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/08—Shifting conveyors or other transport devices from one location at the working face to another
    • E21F13/086—Armoured conveyors shifting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR638391D 1926-08-12 1927-07-28 Further training for carriers Expired FR638391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB638391X 1926-08-12

Publications (1)

Publication Number Publication Date
FR638391A true FR638391A (en) 1928-05-23

Family

ID=10489292

Family Applications (1)

Application Number Title Priority Date Filing Date
FR638391D Expired FR638391A (en) 1926-08-12 1927-07-28 Further training for carriers

Country Status (1)

Country Link
FR (1) FR638391A (en)

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