Issued Patents All Time
Showing 101–125 of 146 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8791278 | Oxidation process to produce a crude and/or purified carboxylic acid product | Ashfaq Shahanawaz Shaikh, Mesfin Ejerssa Janka, David Milton Lange, Michael Charles Morrow, Bradford Russell Bowers +5 more | 2014-07-29 |
| 8772513 | Oxidation process to produce a crude dry carboxylic acid product | Mesfin Ejerssa Janka, Ashfaq Shahanawaz Shaikh, Lee Reynolds Partin | 2014-07-08 |
| 8748479 | Process for purifying crude furan 2,5-dicarboxylic acid using hydrogenation | Ashfaq Shahanawaz Shaikh, Mesfin Ejerssa Janka, Lee Reynolds Partin | 2014-06-10 |
| 8697906 | Methods and apparatus for producing a low-moisture carboxylic acid wet cake | Philip Edward Gibson | 2014-04-15 |
| 8658810 | Method for producing purified dialkyl-furan-2,5-dicarboxylate vapor | Lee Reynolds Partin, Ashfaq Shaikh, Mesfin Ejerssa Janka | 2014-02-25 |
| 8614350 | Carboxylic acid production process employing solvent from esterification of lignocellulosic material | Mesfin Ejerssa Janka, Charles Edwan Sumner, Jr., Adam Scott Howard | 2013-12-24 |
| 8466312 | Terephthalic acid purge filtration rate by controlling % water in filter feed slurry | Larry Wayne Blair | 2013-06-18 |
| 8173835 | Method and apparatus for drying carboxylic acid | Philip Edward Gibson | 2012-05-08 |
| 8173836 | Method and apparatus for drying carboxylic acid | Philip Edward Gibson | 2012-05-08 |
| 8167974 | Terephthalic acid purge filtration rate by controlling % water in filter feed slurry | — | 2012-05-01 |
| 8053597 | Enriched terephthalic acid composition | Philip Edward Gibson, Ronald Buford Sheppard | 2011-11-08 |
| 7956215 | Versatile oxidation byproduct purge process | Philip Edward Gibson | 2011-06-07 |
| 7919652 | Process to produce an enriched composition through the use of a catalyst removal zone and an enrichment zone | Philip Edward Gibson, Ruairi Seosamh O'Meadhra | 2011-04-05 |
| 7902395 | Versatile oxidation byproduct purge process | Philip Edward Gibson | 2011-03-08 |
| 7897808 | Versatile oxidation byproduct purge process | Philip Edward Gibson | 2011-03-01 |
| 7897809 | Process to produce an enrichment feed | Johannes Wilhelmus Sluijmers, Philip Edward Gibson, Marcel de Vreede, Ardie Heijblom | 2011-03-01 |
| 7888529 | Process to produce a post catalyst removal composition | Philip Edward Gibson | 2011-02-15 |
| 7884233 | Enriched terephthalic acid composition | Philip Edward Gibson, Ronald Buford Sheppard | 2011-02-08 |
| 7884231 | Process to produce an enriched composition | Philip Edward Gibson, Ruairi Seosamh O'Meadhra | 2011-02-08 |
| 7880031 | Process to produce an enrichment feed | Philip Edward Gibson | 2011-02-01 |
| 7880032 | Versatile oxidation byproduct purge process | Philip Edward Gibson | 2011-02-01 |
| 7875184 | Crystallized pellet/liquid separator | Robert Lin, Raymond Isaac, Duane Alan Hall | 2011-01-25 |
| 7863483 | Carboxylic acid production process | Philip Edward Gibson | 2011-01-04 |
| 7863481 | Versatile oxidation byproduct purge process | Philip Edward Gibson | 2011-01-04 |
| 7855305 | Process to produce an enriched composition | Philip Edward Gibson, Ruairi Seosamh O'Meadhra | 2010-12-21 |