FR1340718A - Machine for the extraction of coal seams or the like - Google Patents

Machine for the extraction of coal seams or the like

Info

Publication number
FR1340718A
FR1340718A FR918054A FR918054A FR1340718A FR 1340718 A FR1340718 A FR 1340718A FR 918054 A FR918054 A FR 918054A FR 918054 A FR918054 A FR 918054A FR 1340718 A FR1340718 A FR 1340718A
Authority
FR
France
Prior art keywords
extraction
machine
coal seams
seams
coal
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
FR918054A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hamborner Bergbau A G
Mannesmann Demag AG
Original Assignee
Hamborner Bergbau A G
Demag AG
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 by Hamborner Bergbau A G, Demag AG filed Critical Hamborner Bergbau A G
Priority to FR918054A priority Critical patent/FR1340718A/en
Application granted granted Critical
Publication of FR1340718A publication Critical patent/FR1340718A/en
Expired legal-status Critical Current

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
    • E21C27/26—Mineral freed by means not involving slitting by closely adjacent cutter chains acting on the full working face
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/20—General features of equipment for removal of chippings, e.g. for loading on conveyor

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)
FR918054A 1962-12-10 1962-12-10 Machine for the extraction of coal seams or the like Expired FR1340718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR918054A FR1340718A (en) 1962-12-10 1962-12-10 Machine for the extraction of coal seams or the like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR918054A FR1340718A (en) 1962-12-10 1962-12-10 Machine for the extraction of coal seams or the like

Publications (1)

Publication Number Publication Date
FR1340718A true FR1340718A (en) 1963-10-18

Family

ID=8792464

Family Applications (1)

Application Number Title Priority Date Filing Date
FR918054A Expired FR1340718A (en) 1962-12-10 1962-12-10 Machine for the extraction of coal seams or the like

Country Status (1)

Country Link
FR (1) FR1340718A (en)

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