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发明名称
Vorrichtung zum Messen der Dichte von durch ein Bohrloch durchteuften Erdformationen
摘要
申请公布号
DE1085978(B)
申请公布日期
1960.07.28
申请号
DE1955SC18213
申请日期
1955.06.25
申请人
SCHLUMBERGER WELL SURVEYING CORPORATION
发明人
JOHNSON FRANK F.;TITTMAN JAY
分类号
G01V5/12
主分类号
G01V5/12
代理机构
代理人
主权项
地址
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