Inventor
CHRISTEL ANDREAS
CH24 patents
⚠️ This page may combine multiple inventors who share the name “CHRISTEL ANDREAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BUEHLER AG GEB
7 patentsUS7654725B2Feb 2, 2010
Degassing of flowable masses in a multiple-screw extruder
BUEHLER AG GEB45 citations93
US7193032B2Mar 20, 2007
Controlling the crystallization of polyesters by means of their water content
BUEHLER AG GEB37 citations91
US7080935B2Jul 25, 2006
Multi-screw extruder
BUEHLER AG GEB19 citations82
US7981340B2Jul 19, 2011
Method of degassing a flowable mass in a ring extruder
BUEHLER AG GEB2 citations59
US7819942B2Oct 26, 2010
Solid-phase polycondensation of polyester with process gas purification
BUEHLER AG GEB5 citations59
US7683156B2Mar 23, 2010
Production of a high-molecular polycondensate
BUEHLER AG GEB3 citations59
US6841656B2Jan 11, 2005
Method of processing a polycondensate in a multi-screw extruder
BUEHLER AG GEB0 citations50
POLYMETRIX AG
5 patentsUS11566104B2Jan 31, 2023
Process and apparatus for direct crystallization of polycondensates
POLYMETRIX AG0 citations59
US10745517B2Aug 18, 2020
Process and apparatus for direct crystallization of polycondensates
POLYMETRIX AG1 citations59
US12570806B2Mar 10, 2026
Process and apparatus for direct crystallization of polycondesates
POLYMETRIX AG0 citations50
US11286365B2Mar 29, 2022
Process for recycling polyolefins
POLYMETRIX AG0 citations50
US11839996B2Dec 12, 2023
Method and device for processing a mixture of recycled polyester material and a polyester prepolymer from a polyester manufacturing process
POLYMETRIX AG0 citations39