Phillips Petroleum Co. has started up the first commercial application of its S Zorb SRT technology in its Borger, Tex., refinery. The 6,000-b/d unit began operations in April 2001. Photograph courtesy of Phillips, Bartlesville, Okla.
Click here to enlarge imagePhillips Petroleum Co. started up a 6,000-b/d plant using its proprietary S Zorb Sulfur Removal Technology (SRT) in April.
Process advantagesUnlike hydrotreating processes, S Zorb selectively removes rather than converts sulfur-containing components.
The process uses a regenerative sorbent (catalyst) that chemically attracts sulfur and removes it from gasoline blendstocks. The sorbent retains the sulfur atom while the hydroca...