ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,385,829, issued on Aug. 12, was assigned to KING FAHD UNIVERSITY OF PETROLEUM AND MINERALS (Dhahran, Saudi Arabia).

"Tube furnace combustion analyzer system" was invented by Ahsan Mushir Shemsi (Dhahran, Saudi Arabia) and Fahad Mohammed Saleh Al-Ismail (Dhahran, Saudi Arabia).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus, for detecting mercury and total organic carbon, includes a first three-way T connected to a tube furnace, an absorption cell, and a three-way solenoid valve connected to a pressure regulator and a halogen trap. The tube furnace generates burnt products of samples including carbon dioxide, halogen acid, and mercury. The tub...