ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,702,939, issued on Aug. 11, was assigned to Evoqua Water Technologies LLC (Pittsburgh).
"Rejector cartridge" was invented by Chad Massel (Grand Rapids, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of retrofitting a filter plate including a filtration zone and a frame surrounding the filtration zone for use in a filter press. The frame of the filter plate is altered to removably receive a filtrate cartridge, the filtrate cartridge constructed and arranged to facilitate flow out of a filtration chamber of the filter press associated with the filtration zone to a discharge port. The filtrate cartridge is inserted in the frame. Related filt...