MUMBAI, India, Nov. 14 -- Intellectual Property India has published a patent application (202517095055 A) filed by Jfe Steel Corporation, Tokyo, on Oct. 3, for 'method of treating packed bed contained in cynlindrical vessel.'
Inventor(s) include Sawaki Naomi; Uchida Seiji; Harada Hiroki; and Matsutani Kohei.
The application for the patent was published on Nov. 14, under issue no. 46/2025.
According to the abstract released by the Intellectual Property India: "To provide a method for treating a filling layer housed in a cylindrical container with which it is possible to secure gas flow uniformity in the circumferential direction in the cylindrical container. In this method for treating a filling layer housed in a cylindrical container, a step for supplying a second gas into the cylindrical container from n nozzles on the cylindrical container side part while generating a first gas that rises in the cylindrical container by supplying a gas from a supply port on the lower part of the cylindrical container is performed under a condition that a gas flow uniformity index D represented by the formula (1) is 0.60 or above. Here, V1: flow rate of the first gas, V2: total flow rate of the second gas supplied from n nozzles, DC: inside diameter of the cylindrical container at the nozzle height position, z: projection length of the nozzle from the inner circumferential surface of the cylindrical container, DN: horizontal length of the nozzle port."
The patent application was internationally filed on Mar. 27, 2024, under International application No.PCT/JP2024/012485.
Disclaimer: Curated by HT Syndication.
