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发明名称
METODE MENENTUKAN KEKAKUAN RANGKAIAN BOR
摘要
申请公布号
ID27422(A)
申请公布日期
2001.04.05
申请号
ID20010000551
申请日期
1999.09.07
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
发明人
W.J.G. KEULTJES;L. VAN DEN STEEN
分类号
E21B44/00;(IPC1-7):E21B44/00
主分类号
E21B44/00
代理机构
代理人
主权项
地址
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