FR68638E - Device for the slaughtering and loading of coal and other minerals - Google Patents

Device for the slaughtering and loading of coal and other minerals

Info

Publication number
FR68638E
FR68638E FR68638DA FR68638E FR 68638 E FR68638 E FR 68638E FR 68638D A FR68638D A FR 68638DA FR 68638 E FR68638 E FR 68638E
Authority
FR
France
Prior art keywords
slaughtering
minerals
coal
loading
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
Helmut Romberg
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 FR68638E publication Critical patent/FR68638E/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
    • E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like

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)
FR68638D 1955-08-30 1955-08-30 Device for the slaughtering and loading of coal and other minerals Expired FR68638E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR68638T 1955-08-30

Publications (1)

Publication Number Publication Date
FR68638E true FR68638E (en) 1958-05-05

Family

ID=8700644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR68638D Expired FR68638E (en) 1955-08-30 1955-08-30 Device for the slaughtering and loading of coal and other minerals

Country Status (1)

Country Link
FR (1) FR68638E (en)

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