ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,487,199, issued on Dec. 2, was assigned to China University of Mining and Technology (Beijing) (Beijing).

"Experimental device for the thermal stability and re-ignition of fire foams under different heating conditions" was invented by Jinlong Zhao (Beijing), Zhenqi Hu (Beijing), Haoyuan Li (Beijing) and Jianping Zhang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses the development and application of an experimental device for the thermal stability and re-ignition of fire foams under different heating conditions. This device comprises a rectangular mounting module, a radiation module, a convection module, a supply m...