Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10562782 | Method for removing nitriles from hydrogen cyanide | Randall O. Dixon, Monique Bowford, Gary R. Maxwell, Steven Lamar Grise | 2020-02-18 |
| 8968522 | Recovery of butanol isomers from a mixture of butanol isomers, water, and an organic extractant | Yihui Tom Xu | 2015-03-03 |
| 8968523 | Recovery of butanol isomers from a mixture of butanol isomers, water, and an organic extractant | Yihui Tom Xu | 2015-03-03 |
| 8628643 | Process to remove product alcohol from a fermentation by vaporization under vacuum | Michael Charles Grady, Robert W. Sylvester, Joseph J. Zaher | 2014-01-14 |
| 8574406 | Process to remove product alcohol from a fermentation by vaporization under vacuum | Michael Charles Grady, Robert W. Sylvester, Joseph J. Zaher | 2013-11-05 |
| 8569552 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Michael Charles Grady, Bruce Vrana, Yihui Tom Xu, Joseph J. Zaher | 2013-10-29 |
| 8563788 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Michael Charles Grady, Bruce Vrana, Yihui Tom Xu, Joseph J. Zaher | 2013-10-22 |
| 8460439 | Method for controlling butanol concentration in fermentation broth | — | 2013-06-11 |
| 8373009 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Michael Charles Grady, Bruce Vrana, Yihui Tom Xu, Joseph J. Zaher | 2013-02-12 |
| 8373008 | Recovery of butanol from a mixture of butanol, water, and an organic extractant | Michael Charles Grady, Bruce Vrana, Yihui Tom Xu, Joseph J. Zaher | 2013-02-12 |
| 7338579 | Dewatering process | — | 2008-03-04 |
| 6670501 | Process for the production of methyl methacrylate | Stephen Patrick Harrison, Joseph Stuart, John Martin | 2003-12-30 |
| 6478929 | Dewatering process | — | 2002-11-12 |
| 6384268 | Treatment of formaldehyde-containing mixtures | Stephen Patrick Harrison, John Martin | 2002-05-07 |
| 6206349 | Fluid-fluid contacting apparatus | — | 2001-03-27 |
| 6150553 | Method for recovering methyl acetate and residual acetic acid in the production acid of pure terephthalic acid | — | 2000-11-21 |
| 6143926 | Process for producing pure terephthalic acid with improved recovery of precursors, solvent and methyl acetate | — | 2000-11-07 |
| 5980696 | Dehydration of acetic acid by azeotropic distillation in the production of an aromatic acid | Alan Macpherson Ure | 1999-11-09 |
| 4830751 | Process of replacing a liquid component of a slurry by a second liquid and apparatus therefor | James W. Wem | 1989-05-16 |