US Patent Issued to CHINA PETROLEUM & CHEMICAL, SINOPEC OILFIELD SERVICE, SINOPEC SHENGLI PETROLEUM ENGINEERING, DRILLING TECHNOLOGY RESEARCH INSTITUTE OF SINOPEC SHENGLI PETROLEUM ENGINEERING on Feb. 24 for "Cyclic thioether compound, vegetable oil composition containing the same, their preparation and application thereof" (Chinese Inventors)

ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,559,469, issued on Feb. 24, was assigned to CHINA PETROLEUM & CHEMICAL Corp. (Beijing), SINOPEC OILFIELD SERVICE Corp. (Beijing), SINOPEC SHENGLI PETROLEUM ENGINEERING Co. LTD (Shandong, China) and DRILLING TECHNOLOGY RESEARCH INSTITUTE OF SINOPEC SHENGLI PETROLEUM ENGINEERING Co. LTD (Shandong, China).

"Cyclic thioether compound, vegetable oil composition containing the same, their preparation and application thereof" was invented by Gongrang Li (Shandong, China), Wenbo Li (Beijing), Chengjun Wang (Shandong, China), Bingxiang Sun (Beijing), Hui Tian (Shandong, China), Ke Li (Shandong, China), Jianghong Jia (Shandong, China), Xudong Wang (Shandong, China), Lei Yu (Shandong, China), Ju...