MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202617070423 A) filed by Yara International Asa on June 05, 2026, for Method For Reducing N2o Formation In An Ammonia Oxidation Process, And Catalyst Unit To Do So.
Inventors include Knudsen, Per; Bujalski, Jakub; and Jakobtorweihen, Sven.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: The invention relates to a method for reducing N2O formation in an ammonia oxidation process, comprising the steps of: - providing a process gas mixture comprising ammonia and oxygen; - flowing the process gas mixture under oxidizing conditions subsequently through a first catalyst pack and at least one second catalyst pack, thereby obtaining a nitrogen-oxides containing gas; wherein the first catalyst pack comprises a first type of catalytic metal wire, and wherein the second catalyst pack comprises a second type of catalytic metal wire, wherein the cross-sectional area of the first type of catalytic metal wire is larger than the cross-sectional area of the second type of catalytic metal wire; and, wherein the cross-sectional area of the first type of catalytic metal wire is at least 9,503 µm2. The invention further relates to a catalyst unit, suitable to be used in the method.
Disclaimer: Curated by HT Syndication.
