Inventor
SHAIKH ASHFAQ SHAHANAWAZ
US30 patents
Patents
30 patentsUS10421736B2Sep 24, 2019
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO15 citations94
US9206149B2Dec 8, 2015
Oxidation process to produce a crude dry carboxylic acid product
EASTMAN CHEM CO34 citations94
US8969404B2Mar 3, 2015
Purifying crude furan 2,5-dicarboxylic acid by hydrogenation
EASTMAN CHEM CO41 citations94
US8916719B2Dec 23, 2014
Process for producing dry purified furan-2,5-dicarboxylic acid with oxidation off-gas treatment
EASTMAN CHEM CO37 citations94
US8772513B2Jul 8, 2014
Oxidation process to produce a crude dry carboxylic acid product
EASTMAN CHEM CO43 citations94
US10350584B2Jul 16, 2019
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO11 citations93
US9029580B2May 12, 2015
Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation
EASTMAN CHEM CO28 citations93
US8916720B2Dec 23, 2014
Process for producing dry purified furan-2,5-dicarboxylic acid with oxidation off-gas treatment
EASTMAN CHEM CO22 citations93
US10526301B1Jan 7, 2020
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO14 citations85
US10723712B2Jul 28, 2020
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO4 citations84
US10695755B2Jun 30, 2020
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO6 citations84
US9944615B2Apr 17, 2018
Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zone
EASTMAN CHEM CO15 citations84
US9458122B2Oct 4, 2016
Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenation
EASTMAN CHEM CO9 citations84
US9249118B2Feb 2, 2016
Purifying crude furan 2,5-dicarboxylic acid by hydrogenation
EASTMAN CHEM CO11 citations84
US10882032B2Jan 5, 2021
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO5 citations83
US9266850B2Feb 23, 2016
Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation
EASTMAN CHEM CO10 citations83
US11655227B2May 23, 2023
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO2 citations73
US11027263B2Jun 8, 2021
Furan-2,5-dicarboxylic acid purge process
EASTMAN CHEM CO1 citations73
US10954207B2Mar 23, 2021
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO1 citations73
US10611743B2Apr 7, 2020
Purifying crude furan 2,5-dicarboxylic acid by hydrogenation and a purge zone
EASTMAN CHEM CO4 citations71
US11066376B2Jul 20, 2021
Production of purified dialkyl-furan-2,5-dicarboxylate (DAFD) in a retrofitted DMT plant
EASTMAN CHEM CO1 citations62
US9676740B2Jun 13, 2017
Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation
EASTMAN CHEM CO1 citations62
US9382184B2Jul 5, 2016
Processes for producing terephthalic acid
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US12151188B2Nov 26, 2024
Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases
EASTMAN CHEM CO0 citations54
US11266924B2Mar 8, 2022
Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases
EASTMAN CHEM CO0 citations54
US10011579B2Jul 3, 2018
Oxidation process to produce a purified carboxylic acid product via solvent displacement and post oxidation
EASTMAN CHEM CO0 citations51
US10436506B2Oct 8, 2019
Supersonic separation of hydrocarbons
EASTMAN CHEM CO1 citations50
US9199906B2Dec 1, 2015
Processes for producing isophthalic acid
EASTMAN CHEM CO0 citations49
US9212121B2Dec 15, 2015
Processes for producing terephthalic acid
EASTMAN CHEM CO0 citations48
US10702793B2Jul 7, 2020
Supersonic treatment of vapor streams for separation and drying of hydrocarbon gases
EASTMAN CHEM CO0 citations44