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发明名称
RETARDING SYSTEMS AND APPLICATION TO OIL WELL CEMENTING
摘要
申请公布号
EP1060147(A1)
申请公布日期
2000.12.20
申请号
EP19990910305
申请日期
1999.02.25
申请人
SOFITECH N.V.;COMPAGNIE DES SERVICES DOWELL SCHLUMBERGER;NILSSON, FREDERIK
发明人
BARLET-GOUEDARD, VERONIQUE;BRAND, FABIEN;MAROY, PIERRE
分类号
C04B22/16;C04B24/00;C04B28/02;C04B40/00;C09K8/46;(IPC1-7):C04B28/02
主分类号
C04B22/16
代理机构
代理人
主权项
地址
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