BE570418A - - Google Patents

Info

Publication number
BE570418A
BE570418A BE570418DA BE570418A BE 570418 A BE570418 A BE 570418A BE 570418D A BE570418D A BE 570418DA BE 570418 A BE570418 A BE 570418A
Authority
BE
Belgium
Prior art keywords
frame
gantries
conveyor
bridge
forming
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE570418A publication Critical patent/BE570418A/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/20—Mineral freed by means not involving slitting
    • E21C27/46—Mineral freed by means not involving slitting by percussed planing means

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)
  • Branching, Merging, And Special Transfer Between Conveyors (AREA)
BE570418D BE570418A (enExample)

Publications (1)

Publication Number Publication Date
BE570418A true BE570418A (enExample)

Family

ID=188984

Family Applications (1)

Application Number Title Priority Date Filing Date
BE570418D BE570418A (enExample)

Country Status (1)

Country Link
BE (1) BE570418A (enExample)

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