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发明名称
METHOD AND APPARATUS FOR HYDRAULIC JET DRILLING
摘要
申请公布号
CA781324(A)
申请公布日期
1968.03.26
申请号
CAD781324
申请日期
申请人
GULF RESEARCH AND DEVELOPMENT COMPANY
发明人
ROBERT J. GOODWIN;JOSEPH L. PEKAREK;PAUL W. SCHAUB;ERNEST A. MORI;ROBERT E. ZINKHAM
分类号
主分类号
代理机构
代理人
主权项
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