US Patent Issued to CHINA PETROLEUM & CHEMICAL, SINOPEC DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS on Nov. 11 for "Production system and method for insoluble sulfur" (Chinese Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,903, issued on Nov. 11, was assigned to CHINA PETROLEUM & CHEMICAL Corp. (Beijing) and SINOPEC DALIAN RESEARCH INSTITUTE OF PETROLEUM AND PETROCHEMICALS Co. LTD. (Liaoning, China).

"Production system and method for insoluble sulfur" was invented by Yong Zhou (Liaoning, China), Changjian Liao (Liaoning, China), Fanfei Meng (Liaoning, China), Zhiyu Liu (Liaoning, China), Haibo Wang (Liaoning, China), Ping Jin (Liaoning, China), Jinling Dai (Liaoning, China), Ping Liu (Liaoning, China) and Yong Piao (Liaoning, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A production system for insoluble sulfur includes a polymeric kettle having a first dischar...