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Chemistry Of Inorganic Compounds > Modifying Or Removing Component Of Normally Gaseous Mixture > Carbon Dioxide Or Hydrogen Sulfide Component Carbon Dioxide Or Hydrogen Sulfide ComponentCarbon Dioxide Or Hydrogen Sulfide Component patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.08/02/07 - 20070178033 - Process for the removal of hydrogen sulfide, by means of its oxidation in the presence of hetero polyacids Hydrogen sulfide is oxidized to sulfur by means of treatment with an aqueous acid solution containing trivalent iron and a hetero polyacid having formula (I): HnXVyM(12-y)O40; or a sole hetero polyacid having formula (II): HnMeM12O40; wherein the symbols X, M Me n and y are specified in the text. At ... 07/05/07 - 20070154376 - Purification of sulfuryl fluoride Sulphuryl fluoride may comprise carbon dioxide. It has now been found that the carbon dioxide can be removed from the sulphuryl fluoride by means of molecular sieve. ... 06/28/07 - 20070148070 - Production of moderate purity carbon dioxide streams A gaseous product stream having a predetermined carbon dioxide content of 10-95 mol. % is produced from a gaseous feed stream containing 3-20 mol. % carbon dioxide by converting a portion of the feed stream to a purified stream containing 95-99.9 mol. % (dry basis) carbon dioxide and adding the ... 06/28/07 - 20070148069 - Carbon dioxide recovery from flue gas and the like Carbon dioxide is recovered in concentrated form from a gas feed stream also containing oxygen by absorbing carbon dioxide and oxygen into an amine solution that also contains another organic component, removing oxygen, and recovering carbon dioxide from the absorbent. ... 06/28/07 - 20070148068 - Reclaiming amines in carbon dioxide recovery Alkanolamine absorbent solution useful in recovering carbon dioxide from feed gas streams is reclaimed by subjecting it to vaporization in two or more stages under decreasing pressures. ... 04/05/07 - 20070077188 - Method for obtaining a high pressure acid gas stream by removal of the acid gases from a liquid stream A method for obtaining an acid gas stream having a pressure of from 3 to 30 bar by removal of the acid gases from a liquid stream comprising as impurities H2S and if appropriate other acid gases, the molar fraction of H2S, based on the total amount of acid gases, ... 03/08/07 - 20070053817 - System and method for recovering co2 A CO2 recovery system includes an absorption tower that receives CO2-containing gas and CO2-absorbing solution, and causes the CO2-containing gas to come in contact with the CO2-absorbing solution to produce CO2 rich solution, and a regeneration tower that receives the rich solution and produces lean solution from the rich solution ... 02/01/07 - 20070025900 - Method for energy recovery from hydrogen sulfide A process relating to the production of energy from a stream comprising hydrogen sulfide to produce greatly increased quantities of energy. ... 01/25/07 - 20070020163 - Method for removing acid gases and ammonia from a fluid stream A method is proposed for removing acid gases and ammonia from a fluid stream, according to which 1. in an absorption step the fluid stream comprising the acid gases and ammonia is brought into contact with an aqueous absorption medium, obtaining a fluid stream which is depleted of acid gases ... 12/21/06 - 20060286017 - Waste gas treatment process including removal of mercury A process for removing contaminants from a waste gas stream comprises treating the waste gas stream to remove at least one of SO2 and NOx and to obtain a lean stream having a reduced level of at least one of SO2 and NOx and, contacting the lean gas stream with ... 08/24/06 - 20060188423 - Method of decarbonating a combustion fume with extraction of the solvent contained in the purified fume The combustion fume flowing in through line 1 is decarbonated by contacting with a solvent in column C2. The solvent laden with carbon dioxide is regenerated in zone R. The purified fume discharged through line 9 comprises part of the solvent. The method allows to extract the solvent contained in ... 03/09/06 - 20060051274 - Removal of carbon dioxide from air The present invention is directed to methods for removing carbon dioxide from air, which comprises exposing solvent covered surfaces to air streams where the airflow is kept laminar, or close to the laminar regime. The invention also provides for an apparatus, which is a laminar scrubber, comprising solvent covered surfaces ... 02/02/06 - 20060024225 - H2s scavenging method A method for removing H2S from H2S-containing gaseous streams in which an H2S-containing gaseous stream is introduced into a flow channel and at least one liquid chemical H2S scavenging agent is also introduced into the flow channel. Directly within the flow channel, liquid chemical H2S scavenging agent is transformed into ... 12/22/05 - 20050281723 - Anti-degradation mechanicisms for protecting aminated surfaces A device and methods for either protecting or restoring the delicate surface chemistry of amine-coated substrates adapted for biological assay uses from the deleterious effects of exposure to carbon dioxide and/or organic chemical compounds, which may arise in packaging or storage containers is provided. The device encompasses an enclosure, preferably ... 12/22/05 - 20050281722 - Dry, low nitrous oxide calciner injector An injection device transfers calcium carbonate particles for regeneration into calcium oxide. The device includes an injector body having an inlet end which receives a heated air volume, and a discharge end. At least one transfer tube disposed through a portion of the injector body discharges the calcium carbonate particles ... 12/08/05 - 20050271567 - System and method for flue gas treatment The present invention discloses a system for flue gas treatment, wherein the provided system comprises a quench module, a first control module, a filter collecting module, a wet scribing module and a regeneration module. In this system, parts of the particles contained in flue gas are removed in the quench ... 12/01/05 - 20050265911 - Gas absorption column and a method of chemically treating an acid gas using such a gas absorption column A method of chemically treating an acid gas, includes the steps of immersing a micro-porous membrane having a plurality of micro-pores in a liquid containing a reactant chemical and passing a gas stream containing an acid gas under pressure through the micro-porous membrane. The acid gas passes through the micro-pores ... 08/04/05 - 20050169825 - Method of collecting carbon dioxide contained in fumes The fumes flowing in through line 1 are contacted in column C1 with a solvent, at low vapour pressure, absorbing the carbon dioxide. The solvent laden with carbon dioxide is regenerated by distillation in column C2. In order to improve the regeneration operation, a gas is injected through line 11 ... 06/09/05 - 20050123462 - Process for the selective removal of sulphur compounds from synthesis gas A process for the selective removal of sulphur compounds from synthesis gas being rich in carbon monoxide and containing hydrogen, carbon monoxide and containing hydrogen, carbon dioxide and steam comprising contacting the synthesis gas at a maximum contact temperature of 100° C. with an absorbent comprising Cu/ZnO compounds and being ... ### FreshPatents.com Support |