The wax goes on to make candle wax and petroleum jelly when the dewaxed oil purifies in to the attractive lube oil base stock. Issues that come up from this process originate from picking which kind of solvents to utilize. Most refineries use MEK even though propane may be used https://distillationunit79024.thechapblog.com/34524285/detailed-notes-on-chilling-dewaxing-unit