ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,359, issued on Oct. 6, was assigned to Carbon Technology Holdings LLC (Oakdale, Minn.).

"Water-resistant and durable biocarbon pellets, and methods for making and using the same" was invented by James A. Mennell (Brighton, Utah), Dustin Slack (Gwinn, Mich.), Daren Daugaard (Newburg, Mo.) and Edgar Lotero (Oakdale, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Water-resistant, high-durability, and high-density biocarbon pellets are described. In some variations, a process for producing biocarbon pellets comprises: pyrolyzing a biomass-containing feedstock in a pyrolysis reactor, thereby generating a solid biocarbon-containing material and a pyr...