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| Number | Title | Issue Date |
| 6695606 | Extrudate shrinkage control and reduction An extrusion apparatus for extruding visco-elastic materials includes an extruder head for preliminary shaping of a visco-elastic melt and a splice bar die assembly for final shaping of the visco-elastic melt. Both the extruder head and the die assembly h... | 02/24/2004 |
