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发明名称
FREMGANGSMAATE FOR AA BESTEMME ET BROENNBOREFLUIDS FORTYNNING OG BOREFLUID EGNET FOR UTFOERELSE AV FREMGANGSMAATEN.
摘要
申请公布号
NO902042(D0)
申请公布日期
1990.05.09
申请号
NO19900002042
申请日期
1990.05.09
申请人
BAROID TECHNOLOGY INC
发明人
DARLINGTON, ROY KEITH
分类号
E21B49/00;G01N33/28;(IPC1-7):C09K7/00;G01N33/00
主分类号
E21B49/00
代理机构
代理人
主权项
地址
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