Long-term operating data shed light on Selectox process

Seven years' operating data from the world's largest Selectox unit have revealed valuable insights into how that process should work. Tom Brown Inc. operates the unit at its Lisbon gas plant in southeast Utah.The Selectox process catalytically converts hydrogen sulfide (H2S) in dilute acid-gas streams to liquid sulfur without the need for a reaction furnace.The Lisbon unit processes acid gas containing 4% H2S and 96% carbon dioxide (CO2), produces about 18 long ton/day of sulfur, and achieves 94% sulfur recovery at the start of a catalyst cycle.Lisbon gas plant Click here to enlarge imageThe Lisbon plant is in Southeast Utah near the intersection of Arizona, Colorado, New Mexico,...

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