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发明名称
METHOD OF CEMENTING WELLS USING FOAM
摘要
申请公布号
CA803291(A)
申请公布日期
1969.01.07
申请号
CAD803291
申请日期
申请人
UNION OIL COMPANY OF CALIFORNIA
发明人
GEORGE G. BERNARD
分类号
主分类号
代理机构
代理人
主权项
地址
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