B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 53/50 (2006.01)
Patent
CA 2511311
A process for removal of SO2 in off-gases having a temperature of 30-150~C and containing 0.001-1 vol% SO2 in which the SO2 is oxidised to H2 SO4 by spraying an aqueous solution of H2O2 into the off-gas upstream of an aerosol filter removing the produced sulphuric acid from the off-gas.
Procédé servant à supprimer SO¿2? dans des gaz d'échappement possédant une température de 30-150 ·C et contenant 0,001-1 % en volume de SO¿2?, ce qui consiste à oxyder SO?2¿ en H¿2? S0¿4? par pulvérisation d'une solution aqueuse de H¿2?0¿2? dans le flux ascendant de gaz d'échappement d'un filtre aérosol afin d'extraire l'acide sulfurique de ce gaz d'échappement.
Christensen Kurt Agerbaek
Nielsen Morten Thellefsen
Schoubye Peter
Borden Ladner Gervais Llp
Haldor Topsoe A/s
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