ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,703,943, issued on Aug. 11, was assigned to VALMET AB (Sundsvall, Sweden).
"Device and method for treating green liquor" was invented by Johan Skarius (Hammaro, Sweden) and Nicholas Rowe (Karlstad, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for treating green liquor in a green liquor treatment arrangement, wherein the method comprises-adding (101) a flocculation agent to green liquor to form flocculated green liquor, -supplying (102) the flocculated green liquor to a clarifying vessel for separating flocculated green liquor into flocculated matter and clear green liquor, -removing (103) flocculated ma...