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Procedimiento para la fabricación de abrasivos por fusión de alúmina y/o sustancias aluminosas en un horno eléctrico , caracterizado porque la corriente se conduce por una delgada capa de líquido sostenida sobre una superficie de material solidificado, manteniéndose el líquido en contacto eléctrico con los electrodos del horno.
ES0214340A1953-12-041954-03-23Un procedimiento para la fabricacion de abrasivos
ExpiredES214340A1
(es)