FR519882A - Devices for conveying non-coherent materials - Google Patents

Devices for conveying non-coherent materials

Info

Publication number
FR519882A
FR519882A FR519882A FR519882DA FR519882A FR 519882 A FR519882 A FR 519882A FR 519882 A FR519882 A FR 519882A FR 519882D A FR519882D A FR 519882DA FR 519882 A FR519882 A FR 519882A
Authority
FR
France
Prior art keywords
devices
conveying non
coherent materials
coherent
materials
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
FR519882A
Other languages
French (fr)
Inventor
Cadwallader Evans Jr
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR519882A publication Critical patent/FR519882A/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
    • E21F13/06—Transport of mined material at or adjacent to the working face
    • E21F13/063—Loading devices for use in mining
    • E21F13/065—Scrapers

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)
FR519882A 1917-08-14 1920-06-19 Devices for conveying non-coherent materials Expired FR519882A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US519882XA 1917-08-14 1917-08-14

Publications (1)

Publication Number Publication Date
FR519882A true FR519882A (en) 1921-06-16

Family

ID=21974670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR519882A Expired FR519882A (en) 1917-08-14 1920-06-19 Devices for conveying non-coherent materials

Country Status (1)

Country Link
FR (1) FR519882A (en)

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