ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,483, issued on July 29, was assigned to Nederman Holding AB (Helsingborg, Sweden).
"Tubular filter arrangement, a filter element and use of such tubular filter arrangement" was invented by Daniel Martin Rousseau (Huntersville, N.C.) and Ken Jorgensen (Stege, Denmark).
According to the abstract* released by the U.S. Patent & Trademark Office: "A tubular filter arrangement (1000) comprising a tubular filter element (100) and a tubular air pulse distributor (300) is provided. The filter element comprises a tubular pleated filter media (106) having an initially circular cross section, and a cage structure (120) and which along an exterior envelope surface thereof is arranged to suppo...