Patent ID: 7442348
Filing Date: 2008-10-28
Classification: B01D,C02F,C07C,Y10S

Abstract:
1. A sulfur-bearing residue treatment apparatus comprising: a substantially cylindrical residue treatment system having an upper flash tank section, a stripping vessel section, a lower flash tank section having a waste stream inlet port, an upper transition section fluidically connecting the upper flash tank section and the stripping vessel section, and a lower transition section fluidically connecting the stripping vessel section and the lower flash tank section; the upper flash tank section having a diameter different from that of the stripping vessel section; the lower flash tank section having a diameter different from that of the stripping vessel section; an indirect heater, operatively connected to the lower flash tank section; a liquid inlet port in the upper flash tank section; a vapor exit port in the upper flash tank section; and a liquid exit port in the lower flash tank section.