FR1250737A - Improvements to mining machines - Google Patents

Improvements to mining machines

Info

Publication number
FR1250737A
FR1250737A FR814629A FR814629A FR1250737A FR 1250737 A FR1250737 A FR 1250737A FR 814629 A FR814629 A FR 814629A FR 814629 A FR814629 A FR 814629A FR 1250737 A FR1250737 A FR 1250737A
Authority
FR
France
Prior art keywords
mining machines
mining
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
FR814629A
Other languages
French (fr)
Inventor
Senih Guerel
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 filed Critical
Priority to FR814629A priority Critical patent/FR1250737A/en
Application granted granted Critical
Publication of FR1250737A publication Critical patent/FR1250737A/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

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)
FR814629A 1959-12-31 1959-12-31 Improvements to mining machines Expired FR1250737A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR814629A FR1250737A (en) 1959-12-31 1959-12-31 Improvements to mining machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR814629A FR1250737A (en) 1959-12-31 1959-12-31 Improvements to mining machines

Publications (1)

Publication Number Publication Date
FR1250737A true FR1250737A (en) 1961-01-13

Family

ID=8723300

Family Applications (1)

Application Number Title Priority Date Filing Date
FR814629A Expired FR1250737A (en) 1959-12-31 1959-12-31 Improvements to mining machines

Country Status (1)

Country Link
FR (1) FR1250737A (en)

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