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Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
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Application filed by Gebr Eickhoff Maschinenfabrik u Eisengiesserei GmbHfiledCriticalGebr Eickhoff Maschinenfabrik u Eisengiesserei GmbH
Priority to FR89741ApriorityCriticalpatent/FR91580E/fr
Application grantedgrantedCritical
Publication of FR91580EpublicationCriticalpatent/FR91580E/fr
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
E21C35/04—Safety devices
E21C35/043—Protection against overload during transfer of machines for slitting or completely freeing the mineral from the seam
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Engineering & Computer Science
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Mining & Mineral Resources
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Mechanical Engineering
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Life Sciences & Earth Sciences
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General Life Sciences & Earth Sciences
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Geochemistry & Mineralogy
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Geology
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FR89741A1967-01-031967-01-03Dispositif pour le réglage de la vitesse d'avance de haveuses ou de machines analogues pour exploitations minières
ExpiredFR91580E
(fr)
Dispositif pour l'ajustage de la position finale des commandes pivotantes hydrauliques ou pneumatiques sur des machines opératrices ou machines-outils