US Patent 7834109 System for producing low impurity polyester

Patent 7834109 was granted and assigned to Eastman Chemical Company on November, 2010 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Eastman Chemical Company

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

78341090

Patent Inventor Names

Bruce Roger DeBruin0

Richard Gill Bonner0

Date of Patent

November 16, 2010

Patent Application Number

119522030

Date Filed

December 7, 2007

Patent Primary Examiner

‌

Fred M Teskin

Patent abstract

A polyester production facility capable of producing an esterified product stream having a low impurity concentration relative to product streams produced in conventional polyester production facilities.

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