ES255913A1 - A procedure for the manufacture of pretensed concrete pipes (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for the manufacture of pretensed concrete pipes (Machine-translation by Google Translate, not legally binding)
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PREPAKT IBERICA SOC ANENIMA
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PREPAKT IBERICA SOC ANENIMA
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Priority to ES0255913ApriorityCriticalpatent/ES255913A1/en
Publication of ES255913A1publicationCriticalpatent/ES255913A1/en
Manufacturing Of Tubular Articles Or Embedded Moulded Articles
(AREA)
Abstract
Process for the manufacture of prestressed concrete pipes, characterized in that the prestressing wire is wound on an expandable inner mold, the reinforcing wire is placed at the required tension by expanding the inner mold, the external mold is placed on the assembly, the space between the two molds is concreted and, once the concrete has set, the prestressed tube thus formed is demolded. (Machine-translation by Google Translate, not legally binding)
ES0255913A1960-02-201960-02-20A procedure for the manufacture of pretensed concrete pipes (Machine-translation by Google Translate, not legally binding)
ExpiredES255913A1
(en)
Procedure for the manufacture of concrete pipes with longitudinal and annular pretensed armor (Machine-translation by Google Translate, not legally binding)
A new procedure for the manufacture of concrete pipes with precompressed or pretensed duels (Machine-translation by Google Translate, not legally binding)
System and installation for the manufacture of pretensed or postensed reinforced concrete parts (Machine-translation by Google Translate, not legally binding)