Netzsch-Condux, the dry-grinding and classification division of Netzsch Inc., Exton, PA, announced the appointment of manufacturers' representatives for various territories in the United States. The representatives are Allen/Davis L.L.C., Batavia, IL, in four North Central states; Process Control Equipment Co., Draper, UT, in nine Rocky Mountain and Plains states; and Flo-Dynamics Inc., Westford, MA, in New England and upstate New York.