Chevron Finished Lubricants & Premium Based Oils — Chevron
Lube oil processing | Alfa Laval
Synthetic oils vs Mineral oils - Lubrita.com
How Mineral Base Oils are Made — Twin Specialties Corp.
Re-refining of used lubricating oil.
Experimental investigation and process simulation of biolubricant production from waste cooking oil - ScienceDirect
Lubricating production | Hydrocarbon Engineering
Lubricating Oil Consumption
Modern Technology of Petroleum, Greases, Lubricants & Petro Chemicals (Lubricating Oils, Cutting Oil, Additives, Refining, Bitumen, Waxes with Process and Formulations) 3rd Revised Edition