ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,283, issued on Feb. 10, was assigned to Sapphire Technologies Inc. (Cerritos, Calif.).
"Electrical power generated by carbon dioxide gas pressure letdown" was invented by Jeffrey Earl (Hermosa Beach, Calif.) and Freddie Sarhan (Anaheim, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes an inlet pipe, a pressure control valve, a flow-through electric generator, and an outlet pipe. The inlet pipe is connected to a carbon dioxide pipeline that flows carbon dioxide. The pressure control valve is installed on the inlet pipe and is configured to reduce a pressure of the carbon dioxide to a specified pressure. The flow-through electri...