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经营范围
发明名称
Refining wax
摘要
申请公布号
US2145784(A)
申请公布日期
1939.01.31
申请号
US19360067113
申请日期
1936.03.04
申请人
SHELL DEVELOPMENT COMPANY
发明人
ANDERSON ALVIN P.;JAHN EDWARD J.
分类号
C10G73/42
主分类号
C10G73/42
代理机构
代理人
主权项
地址
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