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FR1471939A - Extraction device for mining - Google Patents

Extraction device for mining

Info

Publication number
FR1471939A
FR1471939A FR54673A FR54673A FR1471939A FR 1471939 A FR1471939 A FR 1471939A FR 54673 A FR54673 A FR 54673A FR 54673 A FR54673 A FR 54673A FR 1471939 A FR1471939 A FR 1471939A
Authority
FR
France
Prior art keywords
mining
extraction device
extraction
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
FR54673A
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
Priority to FR54673A priority Critical patent/FR1471939A/en
Application granted granted Critical
Publication of FR1471939A publication Critical patent/FR1471939A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • E21C35/24—Remote control specially adapted for machines for slitting or completely freeing the mineral

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)
FR54673A 1966-03-23 1966-03-23 Extraction device for mining Expired FR1471939A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR54673A FR1471939A (en) 1966-03-23 1966-03-23 Extraction device for mining

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR54673A FR1471939A (en) 1966-03-23 1966-03-23 Extraction device for mining

Publications (1)

Publication Number Publication Date
FR1471939A true FR1471939A (en) 1967-03-03

Family

ID=8604498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54673A Expired FR1471939A (en) 1966-03-23 1966-03-23 Extraction device for mining

Country Status (1)

Country Link
FR (1) FR1471939A (en)

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