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发明名称
FREEZING METHOD OF WATER IN PIPE BY USING FREEZING BOX
摘要
申请公布号
JPS5530564(A)
申请公布日期
1980.03.04
申请号
JP19780103783
申请日期
1978.08.28
申请人
NIPPON KOKAN KK
发明人
TAKEUCHI TATSUAKI;NAKASHIMA TAKASHI
分类号
F16L55/10
主分类号
F16L55/10
代理机构
代理人
主权项
地址
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