Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Processes of purifying or recovering used lubricant...
Patent
1995-11-15
1996-09-10
Howard, Jacqueline V.
Solid anti-friction devices, materials therefor, lubricant or se
Lubricants or separants for moving solid surfaces and...
Processes of purifying or recovering used lubricant...
208 99, C10M12502
Patent
active
055543073
ABSTRACT:
A process for improving the quality of lubricating base oils, which process comprises contacting a lubricating base oil with dry activated carbon.
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Dagorn Daniel N. N.
Grandvallet Pierre
Mahtout Taous G.
Scheffer Bob
Howard Jacqueline V.
Shell Oil Company
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