Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305136 | Method for removing acid compounds from a gaseous effluent using a tertiary amine-based absorbent solution | Thierry Huard, Aurelie Wender, Francois Grosjean, Jean Kittel, Abdelkader Lettat +3 more | 2025-05-20 |
| 11136434 | Polyamines, synthesis method thereof and use thereof for the selective elimination of H2S from a gaseous effluent comprising CO2 | Bruno Delfort, Thierry Huard | 2021-10-05 |
| 10967325 | Absorbent solution based on hydroxyl derivatives of 1,6-hexanediamine and method for eliminating acid compounds from a gaseous effluent | Bruno Delfort, Thierry Huard, Laetitia Giraudon, Catherine Lefebvre, Aurelie Wender +1 more | 2021-04-06 |
| 10745329 | Zeolite adsorbents, preparation process therefor and uses thereof | Ludivine Bouvier, Catherine Laroche | 2020-08-18 |
| 10618866 | Method for synthesising partially N-hydroxyethylated tertiary 1,6-hexanediamines | Bruno Delfort | 2020-04-14 |
| 10399925 | Beta-hydroxylated tertiary diamines, a process for their synthesis and their use for eliminating acid compounds a gaseous effluent | Bruno Delfort, Dominique Le Pennec, Thierry Huard, Aurelie Wender, Armelle Nigon | 2019-09-03 |
| 9962645 | Absorbent solution containing a mixture of 1,2-bis-(2-dimethylaminoethoxy)-ethane and of 2-[2-(2-dimethylaminoethoxy)-ethoxy]-ethanol, and method of removing acid compounds from a gaseous effluent | Bruno Delfort, Dominique Le Pennec, Thierry Huard, Laetitia Giraudon, Aurelie Wender | 2018-05-08 |
| 9919289 | Zeolite-based adsorbents based on LSX zeolite of controlled outer surface area, process for preparing them and uses thereof | Ludivine Bouvier, Cécile Lutz, Catherine Laroche, Arnaud Baudot | 2018-03-20 |
| 9873081 | Absorbent solution based on beta-hydroxylated tertiary diamines and method of removing acid compounds from a gaseous effluent | Bruno Delfort, Dominique Le Pennec, Thierry Huard, Aurelie Wender, Armelle Nigon | 2018-01-23 |
| 9821270 | Method for selective absorption of hydrogen sulfide from a gaseous effluent by a 1,2-bis(2-dimethylaminoethoxy)ethane-based absorbent solution comprising a viscosifying agent | Dominique Le Pennec, Bruno Delfort | 2017-11-21 |
| 9486737 | Absorbent tertiary monoalkanolamine solution belonging to the 3-alcoxypropylamine family, and method for removing acidic compounds contained in a gas effluent | Bruno Delfort, Dominique Le Pennec | 2016-11-08 |
| 9468884 | Process for removing acidic compounds from a gaseous effluent with an absorbent solution based on dihydroxyalkylamines bearing severe steric hindrance of the nitrogen atom | Bruno Delfort, Dominique Le Pennec | 2016-10-18 |
| 9421493 | Method for eliminating acid compounds from a gaseous effluent with an absorbent solution made from bis(amino-3-propyl)ethers | Bruno Delfort, Dominique Le Pennec, Fabien Porcheron, Thierry Huard | 2016-08-23 |
| 8921602 | Method for synthesising bis[3-(N,N-dialkylamino)propyl]ethers | Bruno Delfort, Dominique Le Pennec | 2014-12-30 |
| 8845787 | Absorbent solution based on N, N, N′, N′-tetramethylhexane-1,6-diamine and on a particular amine comprising primary or secondary amine functions and method for removing acid compounds from a gaseous effluent | Marc Jacquin, Thierry Huard | 2014-09-30 |
| 8257467 | Process for partial dehydration of a gas by absorption on a solvent that can be regenerated by segregation at ambient temperature | Nicolas Ferrando, Abdelhakim Koudil, Pascal Mougin, Jean-Pierre R. Ballaguet | 2012-09-04 |
| 8071068 | Process for desulphurization of a gaseous effluent comprising a device for on-line analysis and control | Laurent Renaudot, P-Louis Carrette, Sophie Drozdz | 2011-12-06 |
| 8062619 | Process and device for desulfurization of a gas, comprising a stage for elimination of sulfur by cooling a gas stream | Nicolas Ferrando, Abdelhakim Koudil, P-Louis Carrette | 2011-11-22 |