ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,399, issued on May 19, was assigned to Linde GmbH (Pullach, Germany).
"Wound heat exchanger and method" was invented by Jurgen Spreemann (Pullach, Germany), Hubert Lachenwitzer (Pullach, Germany), Luis Matamoros (Pullach, Germany) and Florian Deichsel (Pullach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wound heat exchanger, comprising a shell, a bundle of tubes arranged inside the shell and through which a medium can flow, a first annular channel arranged inside the shell and runs around it for separating a liquid phase of a refrigerant from a gaseous phase of the refrigerant, a second annular channel arranged inside the shell and runs...