
PRODUCCION DE ALUMINIO PRIMARIO  ANODOS (SODERBERG Y PRE-COCIDOS)  VASTAGO DE HIERRO FUNDIDO - SECADO AISCO Systems Altech Ltd. Brochot GCD International Ltd. GNA Industrial Furnaces, Inc. Kempe International KHD Humboldt Wedag AG Jervis B. Webb Company Westfalia Becorit |