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Application filed by Bhs Bayerische BergfiledCriticalBhs Bayerische Berg
Publication of BE607263ApublicationCriticalpatent/BE607263A/fr
E21C27/00—Machines which completely free the mineral from the seam
E21C27/20—Mineral freed by means not involving slitting
E21C27/46—Mineral freed by means not involving slitting by percussed planing means
E—FIXED CONSTRUCTIONS
E21—EARTH OR ROCK DRILLING; MINING
E21C—MINING OR QUARRYING
E21C27/00—Machines which completely free the mineral from the seam
E21C27/20—Mineral freed by means not involving slitting
E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
E21C27/34—Machine propelled along the working face by cable or chain
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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
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Preliminary Treatment Of Fibers
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Jigging Conveyors
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BE607263A1960-08-231961-08-17Appareil d'abattage pour l'exploitation mécanique de la houille et d'autres minéraux, en particulier en couche plate
BE607263A
(fr)