... molecular sieve under pressure. Non-adsorbed nitrogen is discharged from outlet of adsorption tower. Oxygen is desorbed, discharged ... , etc. Used in fields such as chemical, urethane elastic fiber, rubber, plastic, tyre, polyurethane, biological technology, intermediate, etc ... very compact, assembly on skids, prefabricated and supplied from factory. Tongyue Machinery has own TURE brand of gas separation ...