ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,383, issued on May 27, was assigned to TSR Group GmbH & Co. KG. (Luenen, Germany).

"Process for producing scrap materials with high purity level from inhomogeneous input material" was invented by Christian Blackert (Willich, Germany) and Aron Bruemmer (Duisburg, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a method for producing recycled scrap, said method comprising the following steps: a) preparing or providing an inhomogeneous, ferrous scrap composition; b) comminuting the inhomogeneous, ferrous scrap composition in a comminution unit in order to obtain a comminuted material; c) separating organic and/or inorgan...