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Process for removal of benzoic acid from an oxidizer purge stream
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Document Number
US Patent 7569722
Issued Date
August 4, 2009
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Inventors
Lin; Robert
(Kingsport, TN)
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Gibson; Philip Edward
(Kingsport, TN)
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Parker; Kenny Randolph
(Afton, TN)
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Abstract
A process is disclosed that relates to the removal of impurities, specifically benzoic acid, from a mother liquor produced in the synthesis of carboxylic acid, typically terephthalic acid.
Patent Report
Tags:
process
removal
benzoic
acid
oxidizer
purge
stream
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Description:
Amusing 0%
Clever 0%
Complex 0%
Efficient 0%
Historic 0%
Important 0%
Innovative 0%
Interesting 0%
Practical 0%
Simple 0%
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Number of Claims:
16
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Owner
Eastman Chemical Company
(Kingsport, TN)
Published
August 4, 2009
Application Number
11/201,799
Filed
August 11, 2005
US Classification
562/414
203/15 562/494
Int'l Classification
C07C 51/00 (20060101)
Examiner
Bos; Steven
Attorney/Law Firm
Graves, Jr.; Bernard J.
Owen; Steven A.
USPTO Field of Search
562/414 562/494 203/15
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