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发明名称
Fluid drilling system
摘要
申请公布号
AU7686996(A)
申请公布日期
1997.07.03
申请号
AU19960076869
申请日期
1996.12.05
申请人
THE UNIVERSITY OF QUEENSLAND;COMMONWEATLH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION;BHP COAL PTY. LTD.
发明人
ROBERT TRUEMAN;TIMOTHY GREGORY HAMILTON MEYER;MATTHEW STOCKWELL
分类号
E21B4/18;E21B7/06;E21B7/08;E21B7/18;E21B10/60;E21B10/61;E21B17/20;E21B21/00;E21B41/00;E21B43/26;E21B43/29;E21B43/32;E21F7/00;G01N33/50;G01N33/68;(IPC1-7):E21B7/18
主分类号
E21B4/18
代理机构
代理人
主权项
地址
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