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发明名称
Flow Nozzle Assembly.
摘要
申请公布号
NO20052738(D0)
申请公布日期
2005.06.08
申请号
NO20050002738
申请日期
2005.06.08
申请人
WEATHERFORD/LAMB INC
发明人
SETTERBERG JR JOHN R
分类号
E21B41/00;E21B43/08;(IPC1-7):E21B
主分类号
E21B41/00
代理机构
代理人
主权项
地址
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