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发明名称
Techniques useful in determining fractures or density discontinuities in formations
摘要
申请公布号
US3205941(A)
申请公布日期
1965.09.14
申请号
US19620202764
申请日期
1962.06.15
申请人
HALLIBURTON COMPANY
发明人
WALKER TERRY
分类号
E21B47/02;G01V1/50
主分类号
E21B47/02
代理机构
代理人
主权项
地址
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