Hydrodynamic lubrication is a way that is used to reduce friction and/or wear of rubbing solids with the aid…

Engine friction – terminology – Pumping loss – Rubbing friction loss Engine Friction: terminology Friction…

Why are base stocks important? Lubricant properties affected by base stocks What are base stocks?…

Lubricants take the form of either oil or grease. Oil lubricants are most common in…

One of the most critical economic issues for a petroleum refiner is selecting the optimal combination of…

The isomerization process is gaining importance in the present refining context due to limitations on…

Alkylation, in petroleum refining, chemical process in which light, gaseous hydrocarbons are combined to produce high-octane…

The light vaporous hydrocarbons created by synergist breaking are exceptionally unsaturated and are normally changed…

Thermal cracking Modern high-pressure thermal cracking operates at absolute pressures of about 7,000 kPa. An…

Since World War II the demand for light products (e.g., gasoline, jet, and diesel fuels) has grown, while…