Profile: North Central Processing, Inc. supplies carbon products for industries such as steel, glass, cathode protection, grounding and friction. We specialize in drying and sizing metallurgical coke, petroleum coke and anthracite coal. Our carbon is used as a reducing agent to help control color in the glass manufacturing process. Our grounding backfill materials reduce the resistance to earth of grounding systems in areas of poor conductivity such as dry, sandy or rocky terrain.