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Perfeccionamientos en la fabricación de materiales cerámicos, caracterizados porque sobre materiales cerámicos en estado llamado "bizcocho", se aplica Silicato alcalino que lleva mezclados polvos inertes teñidos u óxidos metálicos también teñidos, formando al secarse en frío o medio ambiente, una capa vítrea coloreada y endurecida, similar a un esmaltado de alto precio y sin necesidad de fusión por altas temperaturas.
ES410202A1972-12-291972-12-29Perfeccionamientos en la fabricacion de materiales cerami- cos.
ExpiredES410202A1
(es)