ALEXANDRIA, Va., June 16 -- United States Patent no. 12,305,216, issued on May 20, was assigned to XI'AN UNIVERSITY OF ARCHITECTURE AND TECHNOLOGY (Xi'an, China).
"Method for selecting aerobic denitrifying fungus and method for remediating water body with low carbon-to-nitrogen ratio using aerobic denitrifying fungus" was invented by Haihan Zhang (Xi'an, China), Ben Ma (Xi'an, China) and Limin Niu (Xi'an, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for isolating and selecting Trichoderma Virens with an aerobic denitrification function and a method for remediating a water body with a low carbon-to-nitrogen ratio using the Trichoderma Virens are provided. Compared with the prior art, the biol...