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发明名称
ARRANGEMENT FOR PRE-WELDING ASSEMBLY OF ANNULAR JOINTS OF CYLINDRICAL SHELLS
摘要
申请公布号
SU1323310(A1)
申请公布日期
1987.07.15
申请号
SU19853927343
申请日期
1985.07.12
申请人
VNI PI TEKHNOLOGII KHIM NEFTYANOGO APPARATOSTROENIYA
发明人
AVDEEV ALEKSANDR S,SU;GERASIMOV YURIJ P,SU;TSEPANOV GENNADIJ V,SU
分类号
B23K37/04
主分类号
B23K37/04
代理机构
代理人
主权项
地址
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