| abstract |
(1) providing a gas stream containing one or more nitrogen oxides; And (2) contacting the gas stream provided in step (1) with a transition metal containing zeolite material having a BEA-type framework structure, for the reaction of at least one of nitrogen oxides, wherein the zeolite material is an organic template To a process for the treatment of a gas stream containing nitrogen oxides, obtainable from a free synthesis process, as well as to an apparatus for treating a gas stream containing nitrogen oxides. |