FR1387780A - Coal plane - Google Patents

Coal plane

Info

Publication number
FR1387780A
FR1387780A FR970441A FR970441A FR1387780A FR 1387780 A FR1387780 A FR 1387780A FR 970441 A FR970441 A FR 970441A FR 970441 A FR970441 A FR 970441A FR 1387780 A FR1387780 A FR 1387780A
Authority
FR
France
Prior art keywords
coal plane
coal
plane
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
FR970441A
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Priority to FR970441A priority Critical patent/FR1387780A/en
Application granted granted Critical
Publication of FR1387780A publication Critical patent/FR1387780A/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
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/34—Machine propelled along the working face by cable or chain

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)
FR970441A 1964-04-10 1964-04-10 Coal plane Expired FR1387780A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR970441A FR1387780A (en) 1964-04-10 1964-04-10 Coal plane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR970441A FR1387780A (en) 1964-04-10 1964-04-10 Coal plane

Publications (1)

Publication Number Publication Date
FR1387780A true FR1387780A (en) 1965-01-29

Family

ID=8827458

Family Applications (1)

Application Number Title Priority Date Filing Date
FR970441A Expired FR1387780A (en) 1964-04-10 1964-04-10 Coal plane

Country Status (1)

Country Link
FR (1) FR1387780A (en)

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