FR529045A - Vanne à minerais à commande mécanique - Google Patents

Vanne à minerais à commande mécanique

Info

Publication number
FR529045A
FR529045A FR529045A FR529045DA FR529045A FR 529045 A FR529045 A FR 529045A FR 529045 A FR529045 A FR 529045A FR 529045D A FR529045D A FR 529045DA FR 529045 A FR529045 A FR 529045A
Authority
FR
France
Prior art keywords
mechanically operated
ore
valve
ore valve
mechanically
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
FR529045A
Other languages
English (en)
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.)
MAISON BEER
Original Assignee
MAISON BEER
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 MAISON BEER filed Critical MAISON BEER
Application granted granted Critical
Publication of FR529045A publication Critical patent/FR529045A/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
    • E21F13/00—Transport specially adapted to underground conditions

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)
FR529045A 1920-07-20 1920-11-13 Vanne à minerais à commande mécanique Expired FR529045A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE529045X 1920-07-20

Publications (1)

Publication Number Publication Date
FR529045A true FR529045A (fr) 1921-11-22

Family

ID=3871632

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529045A Expired FR529045A (fr) 1920-07-20 1920-11-13 Vanne à minerais à commande mécanique

Country Status (1)

Country Link
FR (1) FR529045A (fr)

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