7 MACHINERY-NAMELY, STEAM TURBINES; AIR AND GAS COMPRESSORS; EQUIPMENT FOR SUGAR MANUFACTORIES-NAMELY, CANE MILLS, DIFFUSERS, MIXING MACHINES, AND CENTRIFUGAL DRYERS; HOISTING EQUIPMENT-NAMELY, CRANES, OVERHEAD TRAVELING CRANES, AND GANTRIES; CONTINUOUS HANDLING AND STORAGE APPARATUS-NAMELY, STACKERS, BUCKET WHEEL RECLAIMERS, BELT-CONVEYORS, CABLEWAYS, AND DISTRIBUTORS; ORE DRESSING EQUIPMENT-NAMELY, CRUSHERS, GRINDING MILLS, AND JIGGERS; APPARATUS FOR THE IRON AND STEEL INDUSTRY-NAMELY, CONVERTERS, LADLES, CONTINUOUS SLAB CASTING MACHINES, AND ROLLING MILLS; AND APPARATUS FOR THE PAPER INDUSTRY-NAMELY, LEACHING MACHINES, BARKING DRUMS, AND FILTERS