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Simplified Isophthalic Acid Process For Modifying Pet App 20090131626 - Sheppard; Ronald Buford ;   et al. | 2009-05-21 |
Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange Grant 7,501,537 - Wonders , et al. March 10, 2 | 2009-03-10 |
Oxidation system with internal secondary reactor Grant 7,491,369 - Wonders , et al. February 17, 2 | 2009-02-17 |
Two stage oxidation process for the production of aromatic dicarboxylic acids Grant 7,485,747 - Sheppard , et al. February 3, 2 | 2009-02-03 |
Enriched carboxylic acid composition Grant 7,432,395 - Gibson , et al. October 7, 2 | 2008-10-07 |
Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion Grant 7,420,082 - Wonders , et al. September 2, 2 | 2008-09-02 |
Oxidation system employing internal structure for enhanced hydrodynamics Grant 7,358,389 - Wonders , et al. April 15, 2 | 2008-04-15 |
Process for the oxidative purification of terephthalic acid Grant 7,358,392 - Sheppard , et al. April 15, 2 | 2008-04-15 |
Oxidation system with internal secondary reactor Grant 7,355,068 - Wonders , et al. April 8, 2 | 2008-04-08 |
Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system Grant 7,326,808 - Wonders , et al. February 5, 2 | 2008-02-05 |
Oxidation System with Internal Secondary Reactor App 20070292320 - Wonders; Alan George ;   et al. | 2007-12-20 |
Process for energy recovery and water removal in the preparation of aromatic carboxylic acids App 20070276155 - Upshaw; Timothy Alan ;   et al. | 2007-11-29 |
Polycarboxylic acid production system employing enhanced evaporative concentration downstream of oxidative digestion App 20070244340 - Wonders; Alan George ;   et al. | 2007-10-18 |
Polycarboxylic acid production system employing cooled mother liquor from oxidative digestion as feed to impurity purge system App 20070208193 - Wonders; Alan George ;   et al. | 2007-09-06 |
Polycarboxylic acid production system employing oxidative digestion with reduced or eliminated upstream liquor exchange App 20070208190 - Wonders; Alan George ;   et al. | 2007-09-06 |
Polycarboxylic acid production system employing enhanced multistage oxidative digestion App 20070208191 - Wonders; Alan George ;   et al. | 2007-09-06 |
Polycarboxylic acid production system employing hot liquor removal downstream of oxidative digestion App 20070208192 - Wonders; Alan George ;   et al. | 2007-09-06 |
Oxidation system with internal secondary reactor App 20070155985 - Wonders; Alan George ;   et al. | 2007-07-05 |
Oxidation system employing internal structure for enhanced hydrodynamics App 20070155986 - Wonders; Alan George ;   et al. | 2007-07-05 |
Process for the production of purified terephthalic acid Grant 7,196,215 - Lin , et al. March 27, 2 | 2007-03-27 |
Process for the oxidative purification of terephthalic acid Grant 7,161,027 - Sheppard , et al. January 9, 2 | 2007-01-09 |
Enriched terephthalic acid composition App 20060264666 - Gibson; Philip Edward ;   et al. | 2006-11-23 |
Enriched carboxylic acid composition App 20060264663 - Gibson; Philip Edward ;   et al. | 2006-11-23 |
Process for the oxidative purification of terephthalic acid Grant 7,074,954 - Sheppard , et al. July 11, 2 | 2006-07-11 |
Process for the oxidative purification of terephthalic acid App 20060128987 - Sheppard; Ronald Buford ;   et al. | 2006-06-15 |
Filtrate preparation process for terephthalic acid filtrate treatment App 20050283022 - Sheppard, Ronald Buford | 2005-12-22 |
Process for the oxidative purification of terephthalic acid App 20040110981 - Sheppard, Ronald Buford ;   et al. | 2004-06-10 |
Process for the oxidative purification of terephthalic acid App 20040110980 - Sheppard, Ronald Buford ;   et al. | 2004-06-10 |
Two stage oxidation process for the production of aromatic dicarboxylic acids App 20020183546 - Sheppard, Ronald Buford ;   et al. | 2002-12-05 |