ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,479,149, issued on Nov. 25, was assigned to TEKALEN HOLDING VERWALTUNGS GMBH (Vreden, Germany).
"Method for continuously manufacturing UHMWPE products" was invented by Robert Marc Fifield (Steensel, Netherlands) and Guido Terbrack (Vreden, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for continuously manufacturing UHMWPE products comprising:-providing a counter-rotating twin-screw extruder;-feeding UHMWPE powder into a hopper of said counter-rotating twin-screw extruder;-transporting said UHMWPE powder from said hopper through said counter-rotating twin-screw extruder to an outlet of said counter-rotat...