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发明名称
METHOD OF BREAKING CHUTES IN WELL
摘要
申请公布号
SU595475(A1)
申请公布日期
1978.02.28
申请号
SU19762392375
申请日期
1976.08.01
申请人
VNII PO KREPLENIYU SKVAZHIN BUROVYM RASTVORAM
发明人
EREMENKO VALENTIN V,SU;KOSHELEV NIKOLAJ N,SU;BABAYAN EDUARD V,SU;SERENKO IGOR A,SU;ROMANENKO VLADIMIR A,SU;TEMIROV KARAPET N,SU;KOSIVCHENKO ALEKSANDR M,SU
分类号
E21B7/00;(IPC1-7):E21B7/00
主分类号
E21B7/00
代理机构
代理人
主权项
地址
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