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发明名称
METHOD OF MAKING BIMETALLIC RIBBED TUBES
摘要
申请公布号
SU747681(A1)
申请公布日期
1980.07.15
申请号
SU19782631448
申请日期
1978.06.16
申请人
VNI PI TEKHNOLOGII KHIM NEFTYANOGO APPARATOSTROENIYA
发明人
KLIMOV VLADIMIR N,SU;GONCHAROV ALEKSANDR A,SU;SHURYGIN BORIS V,SU;PRESNYAKOV ALEKSANDR A,SU;MOFA NINA N,SU;VARMA KALO A,SU;SALEV KAAREL K,SU;VIJK LEONARD E,SU
分类号
B21C37/20;(IPC1-7):B23P3/06
主分类号
B21C37/20
代理机构
代理人
主权项
地址
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