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经营范围
发明名称
INVERT DRILLING MUD, ESPECIALLY FOR MARINE DRILLINGS OF THE OIL OR NATURAL GASSES FIELDS
摘要
申请公布号
RO111579(B1)
申请公布日期
1996.11.29
申请号
RO19890147837
申请日期
1989.12.11
申请人
HENKEL KOMANDITGESELLSCHAFT AUF AKTIEN, DUSSELDORF GB BAROID LIMITED
发明人
MULLER HEINZ;HEROLD CLAUS-PETER;VON TAPAVICZA STEPHAN;GRIMES JOHN DOUGLAS;BRAUN JEAN MARC;SMITH STUART PT
分类号
C09K8/36;C09K;C09K8/34;E21B21/00;(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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