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发明名称
APPARATUS FOR TESTING EARTH FORMATIONS COMPOSED OF PARTICLES OF VARIOUS SIZES
摘要
申请公布号
CA1013667(A)
申请公布日期
1977.07.12
申请号
CA19740211586
申请日期
1974.10.17
申请人
SCHLUMBERGER CANADA LIMITED
发明人
URBANOSKY, HAROLD J.
分类号
E21B49/10
主分类号
E21B49/10
代理机构
代理人
主权项
地址
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