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发明名称
Simultaneous treatment of crude petroleums or the like and bituminous coals or the like
摘要
申请公布号
US1955041(A)
申请公布日期
1934.04.17
申请号
US19320596608
申请日期
1932.03.03
申请人
WOIDICH FRANCIS S
发明人
WOIDICH FRANCIS S.
分类号
C10G1/02
主分类号
C10G1/02
代理机构
代理人
主权项
地址
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