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发明名称
Method and apparatus for completing oil wells
摘要
申请公布号
US2858107(A)
申请公布日期
1958.10.28
申请号
US19550536589
申请日期
1955.09.26
申请人
COLMERAUER ANDREW J
发明人
COLMERAUER ANDREW J.
分类号
E21B7/06;E21B7/08;E21B41/00
主分类号
E21B7/06
代理机构
代理人
主权项
地址
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