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      Sustainability share

      NOx emission reduction

      Jul 14, 2022


      In order to reduce the emission of nitrogen oxides, HLD retrofitted the existing natural gas boilers with low nitrogen.Through various tests and type inspections of the boiler, it is shownthat the emission reduction of nitrogen oxide pollutants in the tail gashas reached more than 80%, and its reduced standard emissionconcentration is stably controlled below 30 mg / m3.











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