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发明名称
METHOD AND DEVICE FOR DETECTING LEAKAGE IN STATIONARY HEAT PIPELINE FOR OPEN AND CLOSED HEAT SUPPLY SYSTEMS
摘要
申请公布号
RU1783231(C)
申请公布日期
1992.12.23
申请号
SU19914908514
申请日期
1991.02.08
申请人
VGNI PK I "VNIPIENERGOPROM"
发明人
GROMOV BORIS N,SU;KANINA LYUDMILA P,SU;PRILUTSKIJ EDUARD O,SU
分类号
F17D5/02
主分类号
F17D5/02
代理机构
代理人
主权项
地址
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