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SANTOMA BOIXEDA RICARDO
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SANTOMA BOIXEDA RICARDO
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Application filed by SANTOMA BOIXEDA RICARDOfiledCriticalSANTOMA BOIXEDA RICARDO
Priority to ES1985289700UpriorityCriticalpatent/ES289700Y/es
Publication of ES289700UpublicationCriticalpatent/ES289700U/es
Application grantedgrantedCritical
Publication of ES289700YpublicationCriticalpatent/ES289700Y/es
Dispositivo tubular, esencialmente caracterizado porque está constituido por al menos dos tubos metálicos, en acero preferentemente, reunidos y en contacto longitudinal, en que dichos tubos están recogidos por una envoltura cerrada exterior en todo su contorno, en que dicha envoltura está realizada en cualquier material metálico que puede ser igual o diferente al del constitutivo de los tubos, de manera que la citada envoltura proporciona un cierre perfecto al grupo de los tubos alojados en su interior al estar íntimamente ligada a los mismos, por estiraje en frio del conjunto.
Lampes a vapeur basse-pression, en particulier les lampes basse-pression au mercure ainsi que les appareils de reaction pour irradiation qui en sont munis