ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,491, issued on Sept. 30.

"Gas distributor for bubble column reactor" was invented by Kanuparthy Naga Raja (Bengaluru, India), Ramachandra Rao Bojja (Bengaluru, India) and Bhavesh Sharma (Bengaluru, India).

According to the abstract* released by the U.S. Patent & Trademark Office: "Bubble column reactor assemblies are provided, an assembly (100) comprising: a reactor vessel (102) comprising a bottom end and a top end. A pre-distributor plate (114) having a bottom surface and a top surface, disposed in the 5 reactor vessel (102) such that the bottom surface faces the bottom end of the reactor vessel (102). A gas distributor (106) is disposed below the pre-distributor plate (114) t...