Method for the direct and continuous production of hollow...

Details Method for the direct and continuous production of hollow... Method for the direct and continuous production of hollow...

2004-10-14

2009-06-16

Griffin, Steven P. (Department: 1791)

Plastic and nonmetallic article shaping or treating: processes

Mechanical shaping or molding to form or reform shaped article

Shaping against forming surface

C264S328100, C264S328900, C264S297100, C264S523000, C425S557000, C425S588000

Reexamination Certificate

active

07547406

ABSTRACT:
A method of making shaped articles from highly condensed polyester melt and especially preforms for the blow molding of food and especially beverage containers. A melt is continuously withdrawn from the polycondensation reactor and is fed to the shape-imparting units, especially a multiplicity of injection-molding machines without solidification between the final reactor and the injection molders and without degassing between the final reactor and the injection molding machines.

REFERENCES:
patent: 5656719 (1997-08-01), Stibal
patent: 5928596 (1999-07-01), McLeod
patent: 5945460 (1999-08-01), Ekart
patent: 5968429 (1999-10-01), Treece
patent: 6559271 (2003-05-01), Schaaf

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