PL306749A1 - Method of carrying on mining work in underground mines within areas featured by extremely difficult geological and mining conditions
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Method of carrying on mining work in underground mines within areas featured by extremely difficult geological and mining conditions
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Application filed by Ct Badawczo P Miedzi Cuprum SpfiledCriticalCt Badawczo P Miedzi Cuprum Sp
Priority to PL95306749ApriorityCriticalpatent/PL176031B1/en
Publication of PL306749A1publicationCriticalpatent/PL306749A1/en
Publication of PL176031B1publicationCriticalpatent/PL176031B1/en
PL95306749A1995-01-101995-01-10Method of carrying on mining work in underground mines within areas featured by extremely difficult geological and mining conditions
PL176031B1
(en)