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发明名称
Stotteramme for stigeror
摘要
申请公布号
NO326560(B1)
申请公布日期
2009.01.12
申请号
NO20000004570
申请日期
2000.09.13
申请人
SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ BV
发明人
LANGNER CARL GOTTLIEB;GALLAHER DALE MARION;COYNE MICHAEL JOHN;DORGANT PAUL LOUIS;HANSEN MARK CHRISTIAN
分类号
E21B17/01;E21B43/017
主分类号
E21B17/01
代理机构
代理人
主权项
地址
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