ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,944, issued on Oct. 28, was assigned to SNF Group (France).
"Device for dispersing water-soluble polymers" was invented by Christophe Rivas (Andrezieux Boutheon, France) and Julien Bonnier (Andrezieux Boutheon, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for dispersing a water-soluble polymer in powder form having a standard particle size of less than 1 mm, includes: a wetting chamber, a chamber for grinding and discharging the dispersed polymer with a horizontal axis of revolution, and a mechanism for connecting the wetting chamber to the grinding chamber in the form of an L-shaped tube. The upper and lower parts of the wetting c...