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Stamicarbon BV
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Stamicarbon BV
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Application filed by Stamicarbon BVfiledCriticalStamicarbon BV
Application grantedgrantedCritical
Publication of FR1120474ApublicationCriticalpatent/FR1120474A/fr
E21C29/00—Propulsion of machines for slitting or completely freeing the mineral from the seam
E21C29/04—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains
E21C29/14—Propulsion of machines for slitting or completely freeing the mineral from the seam by cable or chains by haulage cable or chain pulling the machine along the working face
E21C29/16—Winches or other means for pulling cable or chain
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Engineering & Computer Science
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Mining & Mineral Resources
(AREA)
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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FR1120474D1954-03-101955-03-10Procédé et installation pour l'extraction de charbon
ExpiredFR1120474A
(fr)