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发明名称
CLEANER FOR MALTITUBULAR HEAT EXCHANGER
摘要
申请公布号
JPH02115696(A)
申请公布日期
1990.04.27
申请号
JP19880266850
申请日期
1988.10.22
申请人
HITACHI LTD
发明人
ODA SHIGEO;SUMIYA YOSHIO;OTAKE KATSUMOTO;KUMAGAI YOSHIO
分类号
F28G1/12;F28G9/00
主分类号
F28G1/12
代理机构
代理人
主权项
地址
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