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发明名称
METHOD OF INSULATING HOLLOW BODIES OF REVOLUTION BY FOAMED POLYURETHANE
摘要
申请公布号
SU914864(A1)
申请公布日期
1982.03.23
申请号
SU19792808412
申请日期
1979.08.08
申请人
PRONIN VLADIMIR K,SU;BOJKO LIDIYA A,SU
发明人
PRONIN VLADIMIR K,SU;BOJKO LIDIYA A,SU
分类号
F16L59/14;(IPC1-7):F16L59/14
主分类号
F16L59/14
代理机构
代理人
主权项
地址
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