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经营范围
发明名称
Biodegradable drilling fluids
摘要
申请公布号
GB2348897(A)
申请公布日期
2000.10.18
申请号
GB20000006390
申请日期
2000.03.16
申请人
* ELF EXPLORATION PRODUCTION TOUR ELF
发明人
CHRISTIAN * ZURDO;MICHEL * GUILLERME;ANNE * BASSERES;JOSIANE * DURRIEU
分类号
C09K8/36;(IPC1-7):C09K7/06
主分类号
C09K8/36
代理机构
代理人
主权项
地址
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