... used to process the engine oil & motor oil, the waste diesel oil, the waste tyre oil, heavy oil, furnace oil, the mixture oil of them and at ... need, like the diesel base oil, engine oil & motor oil’ base oil, and the gasoline. For the base oil’s amount, we can adjust the ... the gas is not harm to our enjoinment. the process systems:1. the filtration system2.the heating system3.the distillation system4 ...