ALEXANDRIA, Va., June 16 -- United States Patent no. 12,655,362, issued on June 16, was assigned to Carbon Technology Holdings LLC (Oakdale, Minn.).

"Biocarbon pellets with adjustable grindability index" was invented by James A. Mennell (Brighton, Utah), Daren Daugaard (Newburg, Mo.), Dustin Slack (Gwinn, Mich.) and Forrest S. Graham (Gwinn, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some variations, the invention provides a biocarbon pellet comprising: 35 wt % to 99 wt % of a biogenic reagent, wherein the biogenic reagent comprises, on a dry basis, at least 60 wt % carbon; 0 wt % to 35 wt % water moisture; and 1 wt % to 30 wt % of a binder, wherein the biocarbon pellet is characterized by an ad...