Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12128353 | Gas dehydration composition and process to reduce solvent losses | John R. Dowdle, Eric Klinker | 2024-10-29 |
| 12025258 | Bonded multilayer article | Ni Yan, Bhawesh Kumar, Brian Swanton, Lauren Tonge, Mark W. Brown | 2024-07-02 |
| 11987562 | Production of hydroxyethylpiperazine | Amanda M. Goodman, Jianping Zeng, Barry Archer | 2024-05-21 |
| 11253811 | Process for reducing energy consumption in the regeneration of hybrid solvents | John R. Dowdle, Diego Ortiz Vega, Linda L. Pirtle | 2022-02-22 |
| 11167241 | Energy efficient process for separating hydrogen sulfide from gaseous mixtures using a hybrid solvent mixture | John R. Dowdle, Diego Ortiz Vega, Linda L. Pirtle | 2021-11-09 |
| 11123688 | Composition and process for the dehydration of gases | Eric Klinker, Sara B. Klamo, Angela I. Padilla-Acevedo, Ashwin R. Bharadwaj, Stephen W. King +2 more | 2021-09-21 |
| 10940432 | Process for selective removal of acid gases from fluid streams using a hybrid solvent mixture | John R. Dowdle, Timothy D. Halnon, Diego Ortiz Vega, Linda L. Pirtle, Gerardo Padilla | 2021-03-09 |
| 10933367 | Process for separating hydrogen sulfide from gaseous mixtures using a hybrid solvent mixture | John R. Dowdle, Diego Ortiz Vega, Linda L. Pirtle | 2021-03-02 |
| 10625202 | Composition and process for gas dehydration | Armin Hassanzadeh, Eric Klinker | 2020-04-21 |
| 10626097 | Process for making hydroxyethyl piperazine compounds | John G. Pendergast, Jr., Ravindra S. Dixit, Stephen W. King | 2020-04-21 |
| 10449483 | Gas sweetening solvents containing quaternary ammonium salts | — | 2019-10-22 |
| 10363519 | Aqueous alkanolamine composition and process for the selective removal of hydrogen sulfide from gaseous mixtures | Ross E. Dugas, Jonathan W. Leister | 2019-07-30 |
| 10293299 | Hybrid solvent formulations for total organic sulfur removal and total acidic gas removal | Gerardo Padilla, John R. Dowdle | 2019-05-21 |
| 10286356 | Process for the removal of acid gases from gaseous mixtures using an aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol | John R. Dowdle | 2019-05-14 |
| 10226734 | Hybrid solvent formulations for selective H2S removal | Gerardo Padilla, John R. Dowdle | 2019-03-12 |
| 10159930 | Aqueous solution of 2-dimethylamino-2-hydroxymethyl-1, 3-propanediol useful for acid gas removal from gaseous mixtures | John R. Dowdle | 2018-12-25 |
| 9937462 | Aqueous absorbent composition for enhanced removal of hydrogen sulfide from gaseous mixtures and method for using the same | Gerardo Padilla, Timothy D. Halnon | 2018-04-10 |
| 9732298 | Process for the treatment of liquefied hydrocarbon gas using 3-(amino) propane-1,2-diol compounds | James M. Hill | 2017-08-15 |
| 9708557 | Process for the treatment of liquefied hydrocarbon gas using 2-amino-2(hydroxymethyl) propane-1,3-diol compounds | James M. Hill | 2017-07-18 |
| 9518240 | Process for the treatment of liquefied hydrocarbons using 3-(piperazine-1-YL)propane-1,2-diol compounds | James M. Hill | 2016-12-13 |
| 9468882 | Aqueous alkanolamine composition and process for the removal of acid gases from gaseous mixtures | Gerardo Padilla, Timothy D. Halnon | 2016-10-18 |
| 9421492 | Aminopyridine derivatives for removal of hydrogen sulfide from a gas mixture | Gerardo Padilla | 2016-08-23 |
| 9169222 | Process for making alkoxylated piperazine compounds | Daniel A. Aguilar | 2015-10-27 |
| 9035099 | Process for making ethoxylated amine compounds | Stephen W. King, Daniel A. Aguilar | 2015-05-19 |
| 8952206 | Formate based heat stable salt mitigation in physical solvent acid gas absorption processes | — | 2015-02-10 |