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发明名称
Improvements in and relating to the production of free carbon from hydrocarbons
摘要
申请公布号
GB309488(A)
申请公布日期
1930.06.16
申请号
GB19290008402
申请日期
1929.03.14
申请人
GEORGE CHARLES LEWIS
发明人
分类号
C09C1/48
主分类号
C09C1/48
代理机构
代理人
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