US Patent 7638593 Crystallizer temperature control via fluid control
Patent 7638593 was granted and assigned to Eastman Chemical Company on December, 2009 by the United States Patent and Trademark Office.
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Patent abstract
A method of crystallizing a plurality of crystallizable polymer pellets includes a step in which the pellets are contacted with a temperature adjusting fluid in a crystallizer. The fluid adjusts the temperature of the pellets by having a temperature sufficient to allow at least partial crystallization of the plurality of polymeric pellets while maintaining the average pellet temperature of the plurality of pellets below the melting temperature of the pellets. A crystallizer implementing the methods of the invention is also provided.
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US Patent 07638593 Crystallizer temperature control via fluid control US Patent 7638593 Crystallizer temperature control via fluid control
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Patent Number
0763859300
Patent Number
763859300
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076385930
Date of Patent
December 29, 2009
0Patent Application Number
114401920
Date Filed
May 24, 2006
0Official Website
Patent Primary Examiner
Edits on 24 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076385930
Date of Patent
December 29, 2009
0Patent Application Number
114401920
Date Filed
May 24, 2006
0Official Website
Patent Primary Examiner
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US Patent 07638593 Crystallizer temperature control via fluid control
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07638593
Date of patent
December 29, 2009
Patent application number
11440192
Date Filed
May 24, 2006
Patent primary examiner
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