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TALLERES SAN MIGUEL SL
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TALLERES SAN MIGUEL SL
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Application filed by TALLERES SAN MIGUEL SLfiledCriticalTALLERES SAN MIGUEL SL
Priority to ES0160961ApriorityCriticalpatent/ES160961A2/en
Publication of ES160961A2publicationCriticalpatent/ES160961A2/en
Structures Of Non-Positive Displacement Pumps
(AREA)
Abstract
Mejoras introducidas en el objeto de la patente principal número 152.828 caracterizadas porque la piedra artificial o pasta en que se embute la espiral puede protegerse con una envolvente de hierro o acero fundido con o sin aleaciones de otros metales.Improvements made to the object of main patent number 152,828 characterized in that the artificial stone or paste in which the spiral is embedded can be protected with a casing of cast iron or steel with or without alloys of other metals.
ES0160961A1943-03-311943-03-31
IMPROVEMENTS MADE IN THE PURPOSE OF MAIN PATENT NUMBER 152828
ExpiredES160961A2
(en)
IMPROVEMENTS INTRODUCED IN THE CONSTRUCTION OF VIGUETTES, MADE OF CERAMIC LEMENTS, UNITED BY ARMOR OF IRON AND CONCRETE, WHICH CAN BE TRANSPORTED ONCE ASSEMBLED, WITHOUT DANGER OF BREAKING OR DEFORMATION