USED PATTERSON APPROXIMATELY 70 CUBIC FOOT WORKING CAPCITY TYPE 316L STAINLESS STEEL DOUBLE CONE VACUUM DRYER, MODEL 990. 99 CUBIC FOOT TOTAL CAPACITY. 6' DIAMETER SHELL. RATED FULL VACUUM @ 300 deg F INTERNAL. JACKET RATED 15 PSI @ 300 deg F. RATED 60 LBS/CUBIC FOOT. (1) 10" HAND WHEEL WAFER DISCHARGE VALVE. 16" DIAMETER TOP FEED. BULL GEAR DRIVEN. NB#1338.