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发明名称
Improvements in or relating to the treatment of carbonaceous material
摘要
申请公布号
GB492297(A)
申请公布日期
1938.09.19
申请号
GB19370007904
申请日期
1937.03.18
申请人
THERMO-ELECTRIC OIL EXTRACTION LIMITED
发明人
分类号
C10G32/02
主分类号
C10G32/02
代理机构
代理人
主权项
地址
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