FR449394A - Dispositif d'aérage des mines - Google Patents

Dispositif d'aérage des mines

Info

Publication number
FR449394A
FR449394A FR449394DA FR449394A FR 449394 A FR449394 A FR 449394A FR 449394D A FR449394D A FR 449394DA FR 449394 A FR449394 A FR 449394A
Authority
FR
France
Prior art keywords
ventilation system
mine ventilation
mine
ventilation
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)
Inventor
Emanuel Hock
Eduard Strauch
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR449394A publication Critical patent/FR449394A/fr
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
    • E21F1/006—Ventilation at the working face of galleries or tunnels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR449394D 1912-10-14 1912-10-14 Dispositif d'aérage des mines Expired FR449394A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR449394T 1912-10-14

Publications (1)

Publication Number Publication Date
FR449394A true FR449394A (fr) 1913-02-25

Family

ID=1489920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR449394D Expired FR449394A (fr) 1912-10-14 1912-10-14 Dispositif d'aérage des mines

Country Status (1)

Country Link
FR (1) FR449394A (fr)

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