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经营范围
发明名称
Rotating blast liner
摘要
申请公布号
GB2426992(A)
申请公布日期
2006.12.13
申请号
GB20060013524
申请日期
2004.12.07
申请人
BAKER HUGHES INCORPORATED
发明人
JOHN A NELSON;JOHN V SALERNI;MARTIN P ADO;RAMI J JASSER;JASSER RAMI J
分类号
E21B43/04;E21B17/10;E21B43/267
主分类号
E21B43/04
代理机构
代理人
主权项
地址
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