Device and method for extruding a solid body
The device (1) has a cell (2) with an input opening (3) and an output opening (4). A heat exchanger (E1) applies a temperature (T1) to the output opening, and another heat exchanger (E2) applies another temperature (T2) in a zone (6) of the cell. A control circuit controls the exchangers to impose a...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | The device (1) has a cell (2) with an input opening (3) and an output opening (4). A heat exchanger (E1) applies a temperature (T1) to the output opening, and another heat exchanger (E2) applies another temperature (T2) in a zone (6) of the cell. A control circuit controls the exchangers to impose a set of temperatures to form a volume (V1) of the material in solid phase inside the cell, and another set of temperatures to generate a temperature gradient between the output opening and the zone so as to generate a pressure in the cell forcing extrusion of the solid film via the output opening. An independent claim is also included for a method for extrusion of a solid film. |
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