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发明名称
METHOD OF TREATING AN UNDERGROUND FORMATION TO PREVENT LIQUID LOSS FROM A HOLE PENETRATING THE FORMATION
摘要
申请公布号
CA756882(A)
申请公布日期
1967.04.18
申请号
CAD756882
申请日期
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ, N.V.
发明人
IZAAK HAVENAAR
分类号
主分类号
代理机构
代理人
主权项
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