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发明名称
AFSTIVNINGSMIDDEL TIL OLIE OG GASBORINGER
摘要
申请公布号
DK290785(A)
申请公布日期
1986.01.06
申请号
DK19850002907
申请日期
1985.06.27
申请人
NORTON COMPANY
发明人
KHAUND ARUP KUMAR
分类号
E21B33/13;B01J2/00;B01J2/10;C09K8/80;E21B43/267;(IPC1-7):C04B/;E21B/
主分类号
E21B33/13
代理机构
代理人
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