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发明名称
FILTER-SAFETY VALVE
摘要
申请公布号
SU1102903(A1)
申请公布日期
1984.07.15
申请号
SU19823410321
申请日期
1982.03.17
申请人
TATARSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
GABDULLIN RAFAGAT G,SU;SHAYAKHMETOV SHAMIL K,SU
分类号
E21B43/08;(IPC1-7):E21B43/08
主分类号
E21B43/08
代理机构
代理人
主权项
地址
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