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经营范围
发明名称
Treatment of oil producing sands
摘要
申请公布号
US2369831(A)
申请公布日期
1945.02.20
申请号
US19430482940
申请日期
1943.04.13
申请人
UNION OIL COMPANY OF CALIFORNIA
发明人
JONES PHILIP H.;FLAXMAN MARCELLUS T.
分类号
C09K8/584
主分类号
C09K8/584
代理机构
代理人
主权项
地址
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