Patent ID: 9239190
Filing Date: 2016-01-19
CPC Classification: C10B,C10G,F27B

Claim Text:
1. A furnace system comprising: at least one lower radiant section comprising a first firebox disposed therein, the at least one lower radiant section having a first radiant inlet and a first radiant outlet; at least one upper radiant section disposed above the at least one lower radiant section, the at least one upper radiant section comprising a second firebox disposed therein, the at least one upper having a second radiant inlet and a second radiant outlet; at least one convection section having a convection inlet and a convection outlet, the at least one convection section disposed above the at least one upper radiant section; an exhaust corridor defined by the first firebox, the second firebox, and the at least one convection section; and wherein arrangement of the at least one upper radiant section above the at least one lower radiant section reduces an area required for construction of the furnace system.