FR1120966A - Machine d'extraction de charbon - Google Patents

Machine d'extraction de charbon

Info

Publication number
FR1120966A
FR1120966A FR1120966DA FR1120966A FR 1120966 A FR1120966 A FR 1120966A FR 1120966D A FR1120966D A FR 1120966DA FR 1120966 A FR1120966 A FR 1120966A
Authority
FR
France
Prior art keywords
coal mining
mining machine
coal
machine
mining
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
English (en)
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of FR1120966A publication Critical patent/FR1120966A/fr
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

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)
FR1120966D 1954-03-24 1955-03-18 Machine d'extraction de charbon Expired FR1120966A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1120966X 1954-03-24

Publications (1)

Publication Number Publication Date
FR1120966A true FR1120966A (fr) 1956-07-18

Family

ID=19869638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1120966D Expired FR1120966A (fr) 1954-03-24 1955-03-18 Machine d'extraction de charbon

Country Status (1)

Country Link
FR (1) FR1120966A (fr)

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