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经营范围
发明名称
Improvements in and relating to cracking hydrocarbons
摘要
申请公布号
GB430748(A)
申请公布日期
1935.06.19
申请号
GB19330035699
申请日期
1933.12.19
申请人
WILLIAM LELGEMANN
发明人
分类号
C10G11/08
主分类号
C10G11/08
代理机构
代理人
主权项
地址
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