Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9943775 | Flexible process for treating solvent, such as monoethylene glycol, used in natural gas extraction | Jeremie Esquier, Bernard Chambon | 2018-04-17 |
| 7678344 | Process and device intended for regeneration of used absorbents from thermal generator fumes treatment | Etienne Lebas, Gerard Martin | 2010-03-16 |
| 6960548 | Method for regenerating used absorbents derived from treatment of thermal generator fumes | Etienne Lebas, Gerard Martin | 2005-11-01 |
| 6872367 | Method and device for processing a gas containing hydrogen sulfide and sulfut dioxide comprising a stage of removal of solid by-products | Fabrice Lecomte, Daniel Benayoun, Cecile Barrere-Tricca | 2005-03-29 |
| 6872368 | Method and device for processing a gas containing hydrogen sulfide and sulfur dioxide comprising a stage of removal of by-products | Fabrice Lecomte, Cecile Barrere-Tricca | 2005-03-29 |
| 6780396 | Process for the production of a gas that contains hydrogen from hydrogen sulfide | — | 2004-08-24 |
| 6706250 | Process for the purification of sulfur | Pierre-Louis Carrette, Thierry Huard | 2004-03-16 |
| 6669921 | Process for regenerating a catalytic redox solution, to include measuring the oxygen dissolved in the regeneration effluent and its application to desulfurization | Thierry Huard | 2003-12-30 |
| 6596253 | Regeneration of a desulfurizing catalytic solution by means of an ejector | Cecile Barrere-Tricca, Jean-Charles Viltard | 2003-07-22 |
| 6589498 | Process and device for treating a gas containing hydrogen sulfide, with recycling of the reduced catalytic solution | Cecile Barrere-Tricca, Thierry Huard | 2003-07-08 |
| 6280698 | Removal of by-products in method for processing a gas containing hydrogen sulfide and sulfur dioxide | Fabrice Lecomte, Cecile Barrere-Tricca | 2001-08-28 |
| 6277352 | Method and device for processing a gas containing hydrogen sulfide and sulfur dioxide, comprising a stage of removal of solid by-products | Fabrice Lecomte, Daniel Benayoun, Cecile Barrere-Tricca | 2001-08-21 |
| 6197427 | Process for the production of zeolite membranes supported on porous glass and a zeolite membrane so produced | Martine Anstett, Ronan Le Dred, Jean-Louis Guth, Alain Methivier | 2001-03-06 |
| 6140263 | Process for the production of supported zeolite membranes, and zeolite membranes so produced | Martine Anstett, Ronan Le Dred, Jean-Louis Guth, Alain Methivier | 2000-10-31 |
| 6096195 | Process and unit for hydrotreating a petroleum feedstock that comprises the cracking of ammonia and the recycling of hydrogen in the unit | Fabrice Lecomte, Christian Busson | 2000-08-01 |
| 5914435 | Process for reducing the benzene content in a hydrocarbon fraction | Isabelle Prevost | 1999-06-22 |
| 5905182 | Process for the purification of benzene that comprises two permeation stages | Isabelle Prevost | 1999-05-18 |
| 5679872 | Process for the purification of an ether comprising two distillation steps | — | 1997-10-21 |
| 5609734 | Combined distillation and permeation process for the separation of oxygenated compounds from hydrocarbons and use thereof in etherification | Lionel Asselineau | 1997-03-11 |
| 5607557 | Ethyl tertio-butyl ether purification process combining a membrane method and distillation | — | 1997-03-04 |