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Gewerkschaft Eisenhutte Westfalia GmbH
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Gewerkschaft Eisenhutte Westfalia GmbH
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Application filed by Gewerkschaft Eisenhutte Westfalia GmbHfiledCriticalGewerkschaft Eisenhutte Westfalia GmbH
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Publication of FR1210515ApublicationCriticalpatent/FR1210515A/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
E21C35/08—Guiding the machine
E21C35/16—Guiding the machine by making use of the timbering, filling, or other supports
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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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FR1210515D1957-12-111958-12-10Procédé et dispositif pour l'abatage du charbon, utilisables notamment dans les mines
ExpiredFR1210515A
(fr)