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经营范围
发明名称
Treating coal to remove smoke producing constituents
摘要
申请公布号
GB324386(A)
申请公布日期
1930.01.23
申请号
GB19280030717
申请日期
1928.10.23
申请人
FREDERIC LLOYD;RICHARD VERNON WHEELER;ALFRED PETTER PEHRSON
发明人
分类号
C10L9/08
主分类号
C10L9/08
代理机构
代理人
主权项
地址
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