ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,816, issued on Jan. 27, was assigned to TANGSHAN WEIMEI NEW MATERIAL TECHNOLOGY Co. LTD. (Hebei, China).
"Preparation device for magnesium oxide fiber and preparation method thereof" was invented by Liang Liang (Hebei, China), Yitong Wang (Hebei, China), Yijun Wang (Hebei, China), Mingming Dong (Hebei, China) and Gaoliang Zhao (Hebei, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses a preparation device for magnesium oxide fiber and preparation method thereof. The preparation device for the magnesium oxide fiber includes a fiber releasing device, an electrochemical reaction device, a heating device, and a fiber r...