An investigation of reaction furnace temperatures and sulfur recovery S. ASADI ;M. PAKIZEH;M. POURAFSHARI CHENAR; Chemical Engineering Department, Faculty of Engineering, Ferdowsi University of Mashhad, Mashhad P.O. Box 91775-1111, Iran ; Fig.8 Overall sulfur recovery as a function of the temperature of bed 1. Bed 2 and 3 were maintained at constant temperatures. a 16.67°C over the sulfur dew point; b 9.45°C over the sulfur dew point; c 4.45°C over the sulfur dew point; d 1.39°C over the sulfur dew point Frontiers of Chemical Science and Engineering,2011,5(3),362-371. Doi:10.1007/s11705-011-1106-z