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发明名称
METHOD OF PRODUCING MODULAR HEAT EXCHANGER TUBE BUNDLES
摘要
申请公布号
SU837681(A1)
申请公布日期
1981.06.15
申请号
SU19792816291
申请日期
1979.07.02
申请人
BELYAEV OLEG V,SU;ZAKHAROV VLADIMIR M,SU
发明人
BELYAEV OLEG V,SU;ZAKHAROV VLADIMIR M,SU
分类号
(IPC1-7):B23K31/06
主分类号
(IPC1-7):B23K31/06
代理机构
代理人
主权项
地址
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