METHOD OF MINING COAL IN STEEP DEPOSITS,申请号PL19900287163-传众专利搜索

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发明名称	METHOD OF MINING COAL IN STEEP DEPOSITS
摘要
申请公布号	PL163210(B1)	申请公布日期	1994.02.28
申请号	PL19900287163	申请日期	1990.10.01
申请人	GLOWNY INSTYTUT GORNICTWA	发明人	BILINSKI ALFRED;KOSTYK TADEUSZ;JUNIEWICZ STANISLAW;STANIK WALDEMAR;JASTRZAB ALOJZY;BIEL IRENEUSZ;SOCHA EUGENIUSZ;KULAKOW WIKTOR;GAPANIENKO ANATOLIJ;MOSKALEW PAWEL;KOZLOWSKI DANIEL
分类号	E21C41/16;(IPC1-7):E21C41/16	主分类号	E21C41/16
代理机构		代理人
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