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经营范围
发明名称
BLOWOUT PREVENTER
摘要
申请公布号
SU1148969(A1)
申请公布日期
1985.04.07
申请号
SU19833634389
申请日期
1983.08.09
申请人
VOLGOGRADSKIJ ZAVOD BUROVOJ TEKHNIKI
发明人
UDOVICHENKO VLADIMIR I,SU;SHELKOVA VIKTORIYA S,SU
分类号
E21B33/06;(IPC1-7):E21B33/06
主分类号
E21B33/06
代理机构
代理人
主权项
地址
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