ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,157, issued on Sept. 8, was assigned to HUBEI JUHAI ENVIRONMENTAL TECHNOLOGY Co. LTD. (Wuhan, China).
"Device for smelting and regenerating phosphogypsum using high-temperature ceramsite and method for using same" was invented by Zhihao Liu (Wuhan, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a device for smelting and regenerating phosphogypsum using high-temperature ceramsite and method for using same, where a rotary kiln is used to accept high-temperature ceramic granules that have been calcined and formed. The residual heat of the high-temperature ceramic granules allows them to be fully mixed with the phosp...