ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,347, issued on April 21, was assigned to BEIJING TIANDI RONGCHUANG TECHNOLOGY Co. LTD (Beijing).
"Two-channel burner and method of use therefor, and multi-channel single-cone burner and method of use therefor" was invented by Fang Niu (Beijing), Wei Luo (Beijing), Naiji Wang (Beijing), Renshan Ji (Beijing), Liang Shi (Beijing), Xing Liang (Beijing), Yanyan Gong (Beijing), Yanrong Wei (Beijing), Pengzhong Liu (Beijing), Lu Duan (Beijing), Xiaojiong Li (Beijing), Yuhong Cui (Beijing), Xing Qiu (Beijing), Nan Jia (Beijing), Zhixing Wang (Beijing), Xiangyu Zheng (Beijing), Gang Liu (Beijing), Lili Yan (Beijing), Xiaolei Cheng (Beijing), Zhenyu Liu (Beijing), Peng Miao (Beijing), Shuj...