Process for stabilizing lube base stocks derived from bright stock
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United States of America Patent
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-
Dec 9, 1986
Grant Date -
N/A
app pub date -
Oct 24, 1985
filing date -
Oct 24, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for stabilizing a lubricating oil base stock derived from a nitro-aromatic-containing hydrocracked bright stock, comprising a two-step stabilizing process utilizing hydrodenitrification followed by mild hydrofinishing.
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