FR1289171A - Machines for mining coal and other minerals - Google Patents

Machines for mining coal and other minerals

Info

Publication number
FR1289171A
FR1289171A FR861540A FR861540A FR1289171A FR 1289171 A FR1289171 A FR 1289171A FR 861540 A FR861540 A FR 861540A FR 861540 A FR861540 A FR 861540A FR 1289171 A FR1289171 A FR 1289171A
Authority
FR
France
Prior art keywords
minerals
machines
mining coal
mining
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
FR861540A
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.)
Mavor and Coulson Ltd
Original Assignee
Mavor and Coulson Ltd
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 Mavor and Coulson Ltd filed Critical Mavor and Coulson Ltd
Priority to FR861540A priority Critical patent/FR1289171A/en
Application granted granted Critical
Publication of FR1289171A publication Critical patent/FR1289171A/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
    • E21C27/10—Machines which completely free the mineral from the seam by both slitting and breaking-down

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)
FR861540A 1961-05-12 1961-05-12 Machines for mining coal and other minerals Expired FR1289171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR861540A FR1289171A (en) 1961-05-12 1961-05-12 Machines for mining coal and other minerals

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR861540A FR1289171A (en) 1961-05-12 1961-05-12 Machines for mining coal and other minerals

Publications (1)

Publication Number Publication Date
FR1289171A true FR1289171A (en) 1962-03-30

Family

ID=8754990

Family Applications (1)

Application Number Title Priority Date Filing Date
FR861540A Expired FR1289171A (en) 1961-05-12 1961-05-12 Machines for mining coal and other minerals

Country Status (1)

Country Link
FR (1) FR1289171A (en)

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