FR1075934A - Process and installation for the extraction of coals using extraction machines - Google Patents

Process and installation for the extraction of coals using extraction machines

Info

Publication number
FR1075934A
FR1075934A FR1075934DA FR1075934A FR 1075934 A FR1075934 A FR 1075934A FR 1075934D A FR1075934D A FR 1075934DA FR 1075934 A FR1075934 A FR 1075934A
Authority
FR
France
Prior art keywords
extraction
coals
installation
machines
extraction machines
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)
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 FR1075934A publication Critical patent/FR1075934A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR1075934D 1952-04-18 1953-04-17 Process and installation for the extraction of coals using extraction machines Expired FR1075934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL1075934X 1952-04-18

Publications (1)

Publication Number Publication Date
FR1075934A true FR1075934A (en) 1954-10-21

Family

ID=19868423

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1075934D Expired FR1075934A (en) 1952-04-18 1953-04-17 Process and installation for the extraction of coals using extraction machines

Country Status (1)

Country Link
FR (1) FR1075934A (en)

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