Conveyors and conveyors belts; roller tracks for use in roller conveyor apparatus; roller tracks for use in belt conveyor apparatus; conveyors, namely, loaders; belts for conveyors; belts for conveyors; bucket rails for conveyors; roller conveyors; conveyers; movable elevator conveyors; conveying chains ,namely, chains for use in conveyors; belts for conveyors; belts for conveyors; belt conveyors having a partially curved axis; belt conveyors having a totally curved axis; fixed belt conveyors...