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ZUMSTEEG WILLFRIED
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ZUMSTEEG WILLFRIED
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Publication of ES213665A1publicationCriticalpatent/ES213665A1/es
Una válvula de descarga con cierre automático, con un cono de válvula gobernado por medio de una cámara de contra-presión, caracterizada porque la sección transversal de paso libre del tubo de entrada, puede ser variada continuamente con ayuda de medios, que estrechan dicha sección transversal.
ES0213665A1953-02-131954-02-13UNA VáLVULA DE DESCARGA DE CIERRE AUTOMáTICO CON TORNILLO DE ESTRANGULACION
ExpiredES213665A1
(es)