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发明名称
ARRANGEMENT FOR PROTECTING A PIPELINE AGAINST WATER HAMMER
摘要
申请公布号
SU1474367(A1)
申请公布日期
1989.04.23
申请号
SU19874239085
申请日期
1987.04.29
申请人
VNI PROEKTNO-IZYSKATELSKIJ I TRUBOPROVODNOGO GIDROTRANSPORTA
发明人
ROGOV IGOR V,SU;TSARAPKINA IRINA L,SU
分类号
F16K47/10;F16L55/02
主分类号
F16K47/10
代理机构
代理人
主权项
地址
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