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发明名称
VALVE FOR CASING STRINGS
摘要
申请公布号
SU1094948(A1)
申请公布日期
1984.05.30
申请号
SU19823455633
申请日期
1982.06.21
申请人
IVANO-FRANKOVSKIJ I NEFTI GAZA
发明人
ABDULZADE ALIBAJRAM M,SU;YASOV VITALIJ G,SU;ABDULZADE RAUF A,SU;ZILBERMAN ANATOLIJ B,SU;ABDULZADE FUAD A,SU;DZHANMAMEDOV SHAKHMURAD KH,SU
分类号
E21B34/10;(IPC1-7):E21B34/10
主分类号
E21B34/10
代理机构
代理人
主权项
地址
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