ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,534,672, issued on Jan. 27, was assigned to McGolden LLC (Evansville, Ind.).
"Gasifier with a reaction zone and a cooling zone with alternately flighted augers and paddles" was invented by Michael McGolden (Evansville, Ind.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A gasification system for receiving biomass feedstock and gasifying the biomass feedstock to produce char can include a reaction zone for receiving biomass fuel and a cooling zone for receiving char from the reaction zone. Together, the reaction zone and the cooling zone include a reaction chamber and a cooling chamber defining a live floor and a gas recovery volume above the live floor....