ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,383,857, issued on Aug. 12, was assigned to WANHUA CHEMICAL GROUP Co. LTD. (Shandong, China) and WANHUA CHEMICAL (NINGBO) Co. LTD. (Zhejiang, China).
"Apparatus and method for rapid cooling of high temperature gas" was invented by Mingyan Song (Shandong, China), Yifeng Chen (Shandong, China), Xiaofei Qiao (Shandong, China), Changhao Ke (Shandong, China), Jingkui Wang (Shandong, China), Haibing Jia (Shandong, China), Nan Zhao (Shandong, China), Jinke Jiang (Shandong, China), Peng Liu (Shandong, China), Tianyong Yu (Shandong, China), Yan Song (Shandong, China), Zaigang Yang (Shandong, China), Wuxi Luo (Shandong, China), Changbao Xu (Shandong, China), Junxian Liu (Shandong, China) and Ji...