Cimbar Performance Minerals, Cartersville, GA, has appointed Cebo Holland B.V. sales representative for Cimbar's Organotrol organoclay product line in Europe. Cebo is a partnership of Cement Bouw and Halliburton Services, and supplies raw materials to various industries throughout Europe. Fred Blomsma is the primary sales and technical contact for Cebo and manages the European distributor network and direct sales for the Cimbar/Cebo partnership, Cimbar said.