Extrusion head for generating filaments, extrusion installation and method using said extrusion head
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United States of America Patent
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Nov 12, 2019
Grant Date -
Dec 29, 2016
app pub date -
Jun 23, 2016
filing date -
Jun 25, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
The present invention relates to an extrusion head for generating filaments, extrusion installation and method using said extrusion head, the extrusion head comprising an inlet for the introduction by pressure of a solvent and polymer solution, and an extrusion plate provided with extrusion nozzles configured for forming filaments from the solvent and polymer solution, where the inlet is in fluid communication with a laminar chamber through which the solvent and polymer solution circulates to a peripheral chamber from which it is radially distributed into a central chamber in which the extrusion plate is arranged, and where the laminar chamber is in fluid communication with an excess solvent outlet, and the central chamber is in fluid communication with an excess solution outlet.
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