Resultتكنولوجيا تكرير الميثانول الخام. No. Crude methanol rectification process: Feature: 1: single-column process: 1.Methonal-water regroup, separate in one column 2.Advatange: investment saving, reduce heat energy consumption 3.Disadvantage: the purity of refined . حلول تكسير و معالجة خام النحاس