One used Patterson Kelley Twin Shell Solids Processor, 20 Cubic Feet. 316 Stainless steel construction product contact areas. Maximum material density 65 pounds a cubic foot. Internal rated full vacuum at 250 degrees F. 304 Stainless steel jacket rated 30 psi at 250 degrees F. Liquid solids bar driven by 5 hp, 230/460 volt xp motor, 2 hp dc main drive with brake, on stainless steel stands with covers, with Intervac vacuum solvent recovery system with condenser, receiver, (2) Intervac model L203BIII liquid ring vacuum pump, 7.5 hp, 230/460 volt xp motor, Patterson Kelley heating and cooling skid with heat exchanger and circulation pump, machine serial# 272560.