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发明名称
Improvements in or relating to the manufacture of sulphate of ammonia
摘要
申请公布号
GB542493(A)
申请公布日期
1942.01.12
申请号
GB19400011384
申请日期
1940.07.08
申请人
APPLEBY-FRODINGHAM STEEL COMPANY LIMITED;HAROLD PARK STEPHENSON
发明人
分类号
C01C1/242
主分类号
C01C1/242
代理机构
代理人
主权项
地址
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