BE538359A - - Google Patents

Info

Publication number
BE538359A
BE538359A BE538359DA BE538359A BE 538359 A BE538359 A BE 538359A BE 538359D A BE538359D A BE 538359DA BE 538359 A BE538359 A BE 538359A
Authority
BE
Belgium
Prior art keywords
path
chain
frames
machine according
frame
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE538359A publication Critical patent/BE538359A/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
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting
    • E21C27/04—Machines which completely free the mineral from the seam solely by slitting by a single chain guided on a frame with or without auxiliary slitting means
    • E21C27/06—Machines which completely free the mineral from the seam solely by slitting by a single chain guided on a frame with or without auxiliary slitting means with a slewing frame

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)
  • Excavating Of Shafts Or Tunnels (AREA)
BE538359D BE538359A (enExample)

Publications (1)

Publication Number Publication Date
BE538359A true BE538359A (enExample)

Family

ID=168410

Family Applications (1)

Application Number Title Priority Date Filing Date
BE538359D BE538359A (enExample)

Country Status (1)

Country Link
BE (1) BE538359A (enExample)

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