FR561778A - Device for crushing extracted materials - Google Patents

Device for crushing extracted materials

Info

Publication number
FR561778A
FR561778A FR561778DA FR561778A FR 561778 A FR561778 A FR 561778A FR 561778D A FR561778D A FR 561778DA FR 561778 A FR561778 A FR 561778A
Authority
FR
France
Prior art keywords
crushing
extracted materials
extracted
materials
crushing extracted
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
Rembrandt Peale
Richard Peale
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 FR561778A publication Critical patent/FR561778A/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
    • E21F13/002—Crushing devices specifically for conveying in mines
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C37/00—Other methods or devices for dislodging with or without loading

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
FR561778D 1923-02-03 1923-02-03 Device for crushing extracted materials Expired FR561778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR561778T 1923-02-03

Publications (1)

Publication Number Publication Date
FR561778A true FR561778A (en) 1923-10-27

Family

ID=8943851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR561778D Expired FR561778A (en) 1923-02-03 1923-02-03 Device for crushing extracted materials

Country Status (1)

Country Link
FR (1) FR561778A (en)

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