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发明名称
MODEL OF SEAM WITH HORIZONTAL FRACTURE
摘要
申请公布号
SU595506(A1)
申请公布日期
1978.02.28
申请号
SU19742057951
申请日期
1974.09.09
申请人
BASHKIRSKIJ GNI PI NEFTYANOJ PROMYSHLENNOSTI
发明人
BLAZHEVICH VALENTIN A,SU;UMRIKHINA EKATERINA N,SU;VESELKOV PAVEL S,SU
分类号
E21C39/00;(IPC1-7):E21C39/00
主分类号
E21C39/00
代理机构
代理人
主权项
地址
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