Large Volume Inorganic Chemicals - Ammonia ... - ammk-rks.net

Chapter 44.4.17 Minimisation of NO x emissionsDescriptionThe formation of NO x has to be considered in the following cases:• burning of sulphur or gases containing sulphur at higher temperatures• decomposition of spent acids• roasting sulphidic ores and pyrite.NO x levels can be minimised by applying low NO x burners.Achieved environmental benefits• for sulphur burning, NO x levels of 20 mg/Nm 3 can be achieved.Cross-media effectsNone believed likely.Operational dataNo specific information provided.ApplicabilityGenerally applicable.EconomicsNo specific data provided.Driving force for implementationLower emissions of NO x and product quality.References to literature and example plants[57, Austrian UBA, 2001]202 Large Volume Inorganic Chemicals – Ammonia, Acids and Fertilisers