AIR STOPPING ACTING AS GAUGE DOOR

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Bibliographic Details
Main Authors MALACHOWSKI MARIAN, BUZA PAWEL, BRODZKI ROMAN, KULIK STANISLAW, SZYDLO ZBIGNIEW, CHLOPEK ANDRZEJ
Format Patent
LanguageEnglish
Published 31.07.1995
Edition6
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
MINING
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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