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经营范围
发明名称
Coal desulphurisation
摘要
Pyritic sulphur is removed from finely powdered coal be leaching with a soln. of at least 5% nitric acid.
申请公布号
DE1800070(A1)
申请公布日期
1970.05.21
申请号
DE19681800070
申请日期
1968.10.01
申请人
HARMS,DIPL.-ING. HENNING
发明人
HENNING HARMS,DIPL.-ING.
分类号
C10L9/02
主分类号
C10L9/02
代理机构
代理人
主权项
地址
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