Dehydration of compressed air on brake systems of heavy- and medium ... and removing of CO2 from natural gas,LPG,air,inert and athmospheric gases,etc.·removal of hydrocarbons, ... gas streams(ammonisa syn gas treating)·in the air break uints of buses ,trucks and locomotives.·dehydration ... : prevent molecular sieve from exposing directly to the air.Waring: molecular sieve adsorption activity is an exothermic ...