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.)
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbHfiledCriticalGewerkschaft Eisenhutte Westfalia GmbH
Priority to FR840537ApriorityCriticalpatent/FR78497E/fr
Application grantedgrantedCritical
Publication of FR78497EpublicationCriticalpatent/FR78497E/fr
E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
E21F13/00—Transport specially adapted to underground conditions
E21F13/10—Anchorings for conveyors
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)
FR840537A1960-10-071960-10-07Dispositif d'amarrage pour transporteur placé devant un front de taille, utilisable notamment dans les mines
ExpiredFR78497E
(fr)
Dispositif hydraulique pour l'amarrage du mécanisme d'entraînement principal d'un transporteur de taille, utilisable notamment dans les mines
Dispositif pour l'extraction du charbon au moyen d'un équipage de rabotage guidé le long d'un transporteur, utilisable notamment dans les mines