BE454521A - - Google Patents

Info

Publication number
BE454521A
BE454521A BE454521DA BE454521A BE 454521 A BE454521 A BE 454521A BE 454521D A BE454521D A BE 454521DA BE 454521 A BE454521 A BE 454521A
Authority
BE
Belgium
Prior art keywords
cutting
approximately horizontal
slaughtering
cutting edges
vein
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE454521A publication Critical patent/BE454521A/fr

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21CMINING OR QUARRYING
    • E21C27/00Machines which completely free the mineral from the seam
    • E21C27/18Machines which completely free the mineral from the seam by both slitting and planing

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)
  • Shearing Machines (AREA)
BE454521D BE454521A (enrdf_load_stackoverflow)

Publications (1)

Publication Number Publication Date
BE454521A true BE454521A (enrdf_load_stackoverflow)

Family

ID=108652

Family Applications (1)

Application Number Title Priority Date Filing Date
BE454521D BE454521A (enrdf_load_stackoverflow)

Country Status (1)

Country Link
BE (1) BE454521A (enrdf_load_stackoverflow)

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