ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,028, issued on March 3, was assigned to STELA Laxhuber GmbH (Massing, Germany).
"Continuous dryer heat exchanger device" was invented by Michael Stummer (Taufkirchen/Vils, Germany) and Thomas Christian Laxhuber (Massing, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A continuous dryer heat exchanger device has a plurality of heat exchanger units. Waste air of an associated dryer section of the associated continuous dryer is guided through an individual heat exchanger unit and contaminants from the waste air are deposited in the heat exchanger unit. A cleaning device for cleaning the continuous flow heat exchanger device of the contaminants ...