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发明名称
FLUID LOSS CONTROL IN CHUTE CEMENT SLURRY
摘要
申请公布号
JPS6217294(A)
申请公布日期
1987.01.26
申请号
JP19860106550
申请日期
1986.05.09
申请人
ETHYL CORP
发明人
DEBITSUDO NIIRU ROAAKU;ADAMU NUUJIENTO JIYUNIA;BARUDEBU KUMAA BANDORITSUSHIYU
分类号
E21B33/13;E21B33/138
主分类号
E21B33/13
代理机构
代理人
主权项
地址
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