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发明名称
Installation pour l'examen des débris de roches dans les boues de forage
摘要
申请公布号
FR1379087(A)
申请公布日期
1964.11.20
申请号
FR19630950355
申请日期
1963.10.11
申请人
GEOSERVICES
发明人
分类号
E21B49/00
主分类号
E21B49/00
代理机构
代理人
主权项
地址
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