ES283980A1 - A procedure for manufacturing masks and masks by molding by blowing (Machine-translation by Google Translate, not legally binding)
- Google Patents
A procedure for manufacturing masks and masks by molding by blowing (Machine-translation by Google Translate, not legally binding)
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MIRETE RUBIO JUAN ANTONIO
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MIRETE RUBIO JUAN ANTONIO
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Priority to ES283980ApriorityCriticalpatent/ES283980A1/en
Publication of ES283980A1publicationCriticalpatent/ES283980A1/en
A process for manufacturing masks and masks by blow molding, characterized in that, on the corresponding extrusion machine, a hopper-tank is located which contains the synthetic material in its original state, being passed thereto to an electric furnace or similar, and, by application of an auxiliary mechanism, it is possible to pass said material in the state of fusion to a row, from which it is configured; tubularly and in pasty state, and, as a consequence, with a good malleability. (Machine-translation by Google Translate, not legally binding)
ES283980A1963-01-071963-01-07A procedure for manufacturing masks and masks by molding by blowing (Machine-translation by Google Translate, not legally binding)
ExpiredES283980A1
(en)
Procedure for the manufacture of flexible and resistant elements starting from molding by injection of plastic materials (Machine-translation by Google Translate, not legally binding)
Improvements in the procedure of manufacturing fibers from thermoplastic materials such as glass. (Machine-translation by Google Translate, not legally binding)