发明名称 |
COMBINATION PROCESS FOR MAKING IMPROVED LUBRICATING OILS FROM MARGINAL CRUDES |
摘要 |
<p>COMBINATION PROCESS FOR MAKING IMPROVED LUBRICATING OILS FROM MARGINAL CRUDES Light and air stable lubricating oils with a viscosity index in the order of 100 are produced from marginal crude feedstocks in a combination process consisting of 1) solvent, e.g., furfural, extraction, 2) catalytic dewaxing and 3) catalytic hydrotreating. Catalytic hydrotreating the dewaxed lube at pressures of 6996-20786 kPa (1000-3000 psig) to a viscosity index of 100 coincides with essentially complete desulfurization.</p> |
申请公布号 |
CA1252410(A) |
申请公布日期 |
1989.04.11 |
申请号 |
CA19840458613 |
申请日期 |
1984.07.11 |
申请人 |
MOBIL OIL CORPORATION |
发明人 |
GARWOOD, WILLIAM E.;SILK, MURRAY R.;WALKER, JOHN W. |
分类号 |
C10G45/64;C10G67/04;(IPC1-7):C10G67/04 |
主分类号 |
C10G45/64 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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