ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,453, issued on Jan. 13, was assigned to Netzsch Pumpen & Systeme GmbH (DE) (Waldkraiburg, Germany).

"Emptying system for emptying paste-like material from barrel-type containers" was invented by Stefan Wagner (Heldenstein, Germany), Egon Grainer (Heldenstein, Germany), Stefan Schoberl (Buchbach, Germany) and Stephan Untergehrer (Velden/Vils, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An emptying system for emptying paste-like material from barrel-type containers having a container follower plate-which preferably can be lowered like a plunger into the interior of the container-and which includes a removal opening having a pump in operativ...