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Priority to ES0227585ApriorityCriticalpatent/ES227585A2/es
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Mejoras en la construcción de hornillos de petróleo, caracterizadas porque el porta-mecha está constituido por un tubo vertical dotado de dientes en sus extremos, para la sujeción de la mecha, a cuyo tubo van unidas, en posiciones diametralmente opuestas y mediante escuadras colocadas en la parte interior del tubo, dos cremalleras, accionadas por un sistema den engranajes y que se desplazan en tubos verticales, dispuestos al efecto en el cuerpo del soporte de la mecha.
ES0227585A1956-03-281956-03-28MEJORAS EN LA CONSTRUCCIoN DE HORNILLOS DE PETRoLEO.
ExpiredES227585A2
(es)