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经营范围
发明名称
Apparatus for cooling or heating sodium sulphide or other material which oxidizes athigh temperatures
摘要
申请公布号
GB560645(A)
申请公布日期
1944.04.13
申请号
GB19420014175
申请日期
1942.10.09
申请人
E. I. DU PONT DE NEMOURS AND CO.;JOHN JUNIUS BRADLEY
发明人
分类号
B01J19/18;C01B17/24
主分类号
B01J19/18
代理机构
代理人
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