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发明名称
Procédé et appareil pour le conditionnement des puits en vue de leur cimentage
摘要
申请公布号
FR1080137(A)
申请公布日期
1954.12.07
申请号
FRD1080137
申请日期
1953.05.26
申请人
发明人
SR JESSE ELMER HALL,
分类号
E21B17/10
主分类号
E21B17/10
代理机构
代理人
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