China Apron Feeder , GBZ type heavy duty apron feeder technology was imported from Soviet Ural Heavy Machinery ... 1950's, which is called old type apron feeder. This kind of apron feeder is a transportation machine by chains for ... Conveying Equipment,metallurgy equipments, apron feeder manufacturer, apron feeder design, mining equipments, portal stacker reclaimer, coal machineries, power equipments,etc. ...