ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,440,809, issued on Oct. 14, was assigned to Zhejiang Jinmo Environmental Technology Co. Ltd (Zhejiang, China).

"Preparation method for reverse osmosis membrane resistant to high-temperature water environment" was invented by Yinong Xu (Zhejiang, China), Donggen Chen (Zhejiang, China), Peng Liu (Zhejiang, China), Zedong Li (Zhejiang, China), Kan Zhang (Zhejiang, China), Zhonghua Li (Zhejiang, China), Qicheng Ren (Zhejiang, China) and Rui Liu (Zhejiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a preparation method for a reverse osmosis membrane resistant to a high-temperature water environment, comprising: synthesizing a...