Tag: hydrogen sulfide
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Sulfur Recovery Unit in Petroleum Oil Refinery
The Sulfur Recovery Unit (SRU) in a Petroleum Refinery is designed to remove H2S from sour gases originating in the various refinery processes and convert them to industrial-grade molten sulfur....
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Avoiding Polythionic Acid Attack in hydroprocessing Units
Austenitic stainless steels are extensively used in hydroprocessing units of oil refineries because of their resistance to H2S+H2 attacks at high temperatures and pressures. However, during the shutdown period presence...