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发明名称
UNIT FOR SECURING TUBE IN HEAT-EXCHANGER TUBE WALL
摘要
申请公布号
SU638836(A1)
申请公布日期
1978.12.25
申请号
SU19762422207
申请日期
1976.11.22
申请人
SOTNIKOV ALEKSANDR A,SU;VESELOV VALENTIN A,SU
发明人
SOTNIKOV ALEKSANDR A,SU;VESELOV VALENTIN A,SU
分类号
F28F9/08;(IPC1-7):F28F9/08
主分类号
F28F9/08
代理机构
代理人
主权项
地址
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