ALEXANDRIA, Va., June 18 -- United States Patent no. 12,325,153, issued on June 10, was assigned to ReGen Fiber LLC (Cedar Rapids, Iowa).
"Method and system for recycling wind turbine blades" was invented by John Espeland (Des Moines, Iowa), Michael Olson (Ankeny, Iowa) and Troy Wright (Johnston, Iowa).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for recycling wind turbine blades. A scalper scalps off balsa wood and foam from recycled composite chips, a lump breaker shatters the chips produced by the scalper, a hammer mill breaks fiber chips produced by the lump breaker to reduce the chips to strand clusters, a vibratory screen and cyclone air classifier or circular vibratory screener se...