Category: Al-Nitride Showing 1 - 9 of 9 ART - Advanced Refractory Technologies Inc. Buffalo Bekaert Dymonics N.V. Zulte Chand Kare Technical Ceramics Worcester Elf Atochem Elf Aquitaine Groupe Paris la Defense 10 General Ceramics Inc. National Beryllia Div. Haskell H.C. Starck GmbH Goslar H.C. Starck GmbH Goslar Höganäs Germany GmbH Goslar Tokuyama Corporation Shapal Sales Department Tokyo