The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 19, 2010
Filed:
Oct. 16, 2008
Gunther Fischbach, München, DE;
Jens Liebhold, Burgdorf, DE;
Markus Berndt, Wennigsen, DE;
Rainer Zimmet, Neckarwestheim, DE;
Matthias Sieverding, Newton, NC (US);
Gunther Fischbach, München, DE;
Jens Liebhold, Burgdorf, DE;
Markus Berndt, Wennigsen, DE;
Rainer Zimmet, Neckarwestheim, DE;
Matthias Sieverding, Newton, NC (US);
KraussMaffei Technologies GmbH, München, DE;
KraussMaffei Berstorff GmbH, Hannover, DE;
Abstract
In a method for producing injection-molded parts, PET material is processed and/or plasticized by means of a twin-screw extruder having a plurality of processing zones. At least two processing zones are implemented as degassing zones. The processed and/or plasticized material is transferred to a transfer reservoir and then further processed by a piston unit.