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经营范围
发明名称
DRILLING FLUID
摘要
申请公布号
CS242126(B1)
申请公布日期
1986.04.17
申请号
CS19840007587
申请日期
1984.10.08
申请人
PRIKRYL,JOSEF,CS;KUDRNA,STANISLAV,CS;KOTYZA,RADOMIR,CS;SYNEK,JAN,CS;MJARTAN,VILIAM,CS
发明人
PRIKRYL,JOSEF,CS;KUDRNA,STANISLAV,CS;KOTYZA,RADOMIR,CS;SYNEK,JAN,CS;MJARTAN,VILIAM,CS
分类号
(IPC1-7):C09K7/02
主分类号
(IPC1-7):C09K7/02
代理机构
代理人
主权项
地址
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