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Application filed by Politechnika Slaska Im WincentfiledCriticalPolitechnika Slaska Im Wincent
Priority to PL337955ApriorityCriticalpatent/PL191890B1/en
Publication of PL337955A1publicationCriticalpatent/PL337955A1/en
Publication of PL191890B1publicationCriticalpatent/PL191890B1/en
PL337955A2000-01-192000-01-19Longwall-type mechanical coal miner and method of minning coal beds, in particular those of high thickness
PL191890B1
(en)