1.The cold box foundation is divided into frame type and non frame type. The levelness of top surface of frame type frame shall not exceed 1 / 1000. A...
When the air separation unit is in normal operation, the liquid flows down and can only flow on the tray and flow to the lower tray through the overfl...
1. Before connecting the pipe orifice of each container, clean white cloth shall be used to tie the orifice to prevent grease and dirt from entering. ...