RESONANCE ENHANCED DRILLING: METHOD AND APPARATUS,申请号HK20100100730-传众专利搜索

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发明名称	RESONANCE ENHANCED DRILLING: METHOD AND APPARATUS
摘要
申请公布号	HK1137202(A1)	申请公布日期	2013.04.12
申请号	HK20100100730	申请日期	2010.01.22
申请人	UNIVERSITY COURT OF THE UNIVERSITY OF ABERDEEN	发明人	WIERCIGROCH, MARIAN
分类号	E21B	主分类号	E21B
代理机构		代理人
主权项
地址

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