M. Pierre Bellet is Chief Presiding Justice of the Supreme Court of France. We are grateful to Dr. Frederic Fisemann, Secretary-General Emeritus of the International Chamber of Commerce, for the translation of this paper from French. The article appears in its original French text in Revue de l'Arbitrage: Bulletin de Comite Francais de l'Arbitrage, 3 (1978): 313-316