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发明名称
Catalytic cracking and destructive hydrogenation of heavy asphaltic oils
摘要
申请公布号
US2559285(A)
申请公布日期
1951.07.03
申请号
US19480000319
申请日期
1948.01.02
申请人
PHILLIPS PETROLEUM COMPANY
发明人
DOUCE WILLIAM C.
分类号
C10G21/00;C10G69/00
主分类号
C10G21/00
代理机构
代理人
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