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经营范围
发明名称
WATER DEGASIFYING PLANT
摘要
申请公布号
PL139860(B1)
申请公布日期
1987.02.28
申请号
PL19830242491
申请日期
1983.06.10
申请人
发明人
分类号
B01D;C02F1/20;(IPC1-7):C02F1/20
主分类号
B01D
代理机构
代理人
主权项
地址
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