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发明名称
LEAKAGE REPAIRING AND REINFORCING METHOD OF PIPELINE
摘要
申请公布号
JPS57116992(A)
申请公布日期
1982.07.21
申请号
JP19800180734
申请日期
1980.12.19
申请人
MITSUBISHI GAS KAGAKU KK;TOUHOU TENNEN GAS KK
发明人
KAJISHIMA HIDEO;NISHINA KOUICHI
分类号
F16L55/16;F16L55/10
主分类号
F16L55/16
代理机构
代理人
主权项
地址
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