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发明名称
PACKER GONFLABLE POUR SONDAGES
摘要
申请公布号
FR2523206(B1)
申请公布日期
1986.02.21
申请号
FR19830003994
申请日期
1983.03.11
申请人
SCHLUMBERGER TECHNOLOGY CORP
发明人
HOWARD L. MCGILL
分类号
B29C70/86;E21B33/127;(IPC1-7):E21B33/127
主分类号
B29C70/86
代理机构
代理人
主权项
地址
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