ADSORBENTS USEFUL IN PROCESSES FOR PURIFYING ATMOSPHERES POLLUTED WITH NITROGEN OXIDE

摘要

The present invention relates to an adsorbent comprising at least one zeolite and at least one metal cation selected from the group consisting of Cu ** 2 +, Co ** 2 +, Cr ** 3 +, Ag ** + and V **. The invention also relates to the method of using this adsorbent in the purification of atmospheres containing traces of various pollutants.