公开(公告)号：US20200338518A1

公开(公告)日：2020-10-29

申请号：US16956181

申请日：2018-12-19

申请人： YARA INTERNATIONAL ASA

发明人： Kjetil BAKLI ,  Kevin DRING ,  Øystein NIRISEN ,  Marcel DELHAYE ,  André DE SMET

IPC分类号： B01J10/00 ,  C01B21/20 ,  B01J19/24

摘要： Catalyst support systems for ammonia oxidation burners comprising a top flange and an inner wall. The top flange comprises a planar section, a rounded outer edge, and a rounded inner edge, the rounded outer edge and the rounded inner edge being separated by the planar section. The inner wall comprises a carrier plate, a gauze shelf, and a bottom plate shelf, the gauze shelf and the bottom plate shelf being attached to the carrier plate. The carrier plate is attached to the top flange by means of the rounded inner edge.