Plastic article or earthenware shaping or treating: apparatus – Immersed shaping orifice discharging directly into liquid...
Reexamination Certificate
2006-02-21
2006-02-21
Del Sole, Joseph S. (Department: 1722)
Plastic article or earthenware shaping or treating: apparatus
Immersed shaping orifice discharging directly into liquid...
C425S072100, C425S071000, C425S326100, C425SDIG060
Reexamination Certificate
active
07001165
ABSTRACT:
A sizer assembly for providing a shaped polymeric article in an extrusion process comprises a sizer body having a product profile channel corresponding to the shaped polymeric article formed therethrough. The sizer body comprises a plurality of cooling liquid inlet slots forming an opening substantially around the product profile channel and a plurality of vacuum slots forming an opening substantially around the product profile channel for removing cooling liquid expelled from said cooling liquid inlet slots.
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Gates Thomas A.
Gilbert Thomas G.
Hartley Kevin D.
McEldowney Robert C.
Certainteed Corporation
Del Sole Joseph S.
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