Patent application number | Description | Published |
20100104490 | GAS DEACIDIZING METHOD USING AN ABSORBENT SOLUTION WITH DEMIXING CONTROL - The gaseous effluent to be treated is contacted in C | 04-29-2010 |
20100132551 | GAS DEACIDIZING METHOD USING AN ABSORBENT SOLUTION WITH DEMIXING DURING REGENERATION - The gaseous effluent to be treated is contacted in C | 06-03-2010 |
20110081287 | GAS DEACIDIZING METHOD USING AN ABSORBENT SOLUTION WITH VAPORIZATION AND/OR PURIFICATION OF A FRACTION OF THE REGENERATED ABSORBENT SOLUTION - The gaseous effluent to be treated is contacted in column C | 04-07-2011 |
20110176981 | ABSORBENT SOLUTION BASED ON A TERTIARY OR HINDERED AMINE AND ON A PARTICULAR ACTIVATOR AND METHOD FOR REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT - The invention relates to the removal of acid compounds from a gaseous effluent In an absorption method using an aqueous solution comprising a tertiary amine or a sterically hindered amine in admixture with a primary or secondary amine meeting the general formula as follows: | 07-21-2011 |
20110185901 | ABSORBENT SOLUTION BASED ON N, N, N', N' - TETRAMETHYLHEXANE - 1,6-DIAMINE AND ON A PARTICULAR AMINE COMPRISING PRIMARY OR SECONDARY AMINE FUNCTIONS AND MEHTOD FOR REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT - The invention relates to the removal of acid compounds from a gaseous effluent in an absorption method using an aqueous solution of N,N,N′,N′-tetramethylhexane-1,6-diamine formulated with a particular primary or secondary amine, allowing to obtain a single-phase absorbent solution under the absorption conditions of acid gases such as CO | 08-04-2011 |
20130011314 | METHOD OF REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT WITH AN ABSORBENT SOLUTION BASED ON I, II/III DIAMINES - The invention relates to the removal of acid compounds from a gaseous effluent in an absorption method using an aqueous solution containing one or more diamines whose two amine functions are not connected to each other by rings and whose amine function in the α position is always tertiary and the amine function in the ω position is always either primary or secondary, more or less sterically hindered, and with have the general formula (I) as follows: | 01-10-2013 |
20130015406 | GAS DEACIDIZING METHOD USING AN ABSORBENT SOLUTION WITH RELEASE OF A GASEOUS EFFLUENT FROM THE ABSORBENT SOLUTION AND WASHING OF THE EFFLUENT WITH THE REGENERATED ABSORBENT SOLUTIONAANM Gazarian; JeremyAACI CondrieuAACO FRAAGP Gazarian; Jeremy Condrieu FRAANM Bouillon; Pierre-AntoineAACI LyonAACO FRAAGP Bouillon; Pierre-Antoine Lyon FRAANM Jacquin; MarcAACI LyonAACO FRAAGP Jacquin; Marc Lyon FR - The invention relates to a method for deacidizing a gas feed comprising acid compounds. | 01-17-2013 |
20130023712 | METHOD OF REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT WITH AN ABSORBENT SOLUTION BASED ON I/II/III TRIAMINES - The invention relates to the removal of acid compounds from a gaseous effluent in an absorption method using an aqueous solution containing one or more triamines wherein the three amine functions are not connected to each other by rings and whose amine functions in the a and the co positions are always tertiary, and the amine function in central position is always secondary, more or less sterically hindered, and which have the general formula (I) as follows: | 01-24-2013 |