Patent ID: 6348129
Filing Date: 2002-02-19
Classification: C02F,D21C,Y10S

Abstract:
A process for treating an aqueous stream containing one or more sulfur compounds, comprising:(a) reacting an aqueous feed stream containing TRS contaminant selected from the group consisting of hydrogen sulfide, methyl mercaptan, dimethyl sulfide, dimethyl disulfide, and mixtures thereof, with ozone to produce a first liquid product stream and a first gaseous product stream, wherein the total amount of said one or more contaminants in said first liquid product stream is less than 1% of the amount thereof in said feed stream, and wherein said first gaseous product stream contains ozone and one or more of said contaminants; and(b) treating said first gaseous product stream with an alkaline aqueous stream to remove all of said one or more contaminants from said first gaseous product stream.