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Class 423/242.1 - Sulfur or sulfur containing component


Subclass of Class 423 - Chemistry of inorganic compounds
Definition: Processes in which the component is sulfur or a compound
No. of applications: 70
Last issue date: 05/09/2013


1    
Application No.Application TitleIssue Date
20130115155ADSORBER HAVING INNER COATING
The invention relates to an adsorber, including a reaction chamber, an adsorbent having adsorption properties enabling the at least partial removal of water from a gas stream including NOx and/or SOx, and a coating essentially consisting of a polymer material on at leas...
05/09/2013
20130101486ON-LINE MONITORING AND CONTROLLING OF SULFUR COMPOUNDS IN POWER GENERATION FACILITIES FOR CARBON DIOXIDE CAPTURE PROCESSES AND ARTICLES COMPRISING THE SAME
An online monitoring and controlling system is used for monitoring and controlling sulfur content in heat stable salts or in a flue gas stream. The system comprises valves, sensors and analyzers that are operated by a valve flow and control system that regulates the val...
04/25/2013
20130095015METHOD FOR BIOGAS TREATMENT
The present invention provides a method and apparatus for the treatment of process gas from an anaerobic digestion system or a landfill gas system. In one embodiment, the system comprises a caustic scrubber including a vertical column having a top and a bottom and inclu...
04/18/2013
20130089484SILICA CONTAINING BASIC SORBENT FOR ACID GAS REMOVAL
An acid gas sorbent composition is disclosed. The composition comprises a compound having the following formula: (SiO2)x(OH)yF.B wherein F optionally exists and said F is at least one of the following: a functionalized organosilane, a su...
04/11/2013
20130071311AIR POLLUTION CONTROL SYSTEM AND AIR POLLUTION CONTROL METHOD
An air pollution control system 10A includes a boiler 11 that burns fuel, an air heater 13 that recovers heat of flue gas 17 from the boiler 11, and a desulfurizer 15 that reduces sulfur oxides contained in the flue gas 17
03/21/2013
20130058854PROCESS AND APPARATUS FOR SULPHURIC ACID PRODUCTION
A process for the conversion of sulphur dioxide contained in a feed gas to sulphur trioxide, comprising the steps of a) alternatingly providing a first feed gas containing a high concentration of sulphur dioxide and a second feed gas containing a low concentration of su...
03/07/2013
20130052112SYSTEMS FOR REMOVING DIMETHYL SULFOXIDE (DMSO) OR RELATED COMPOUNDS, OR ODORS ASSOCIATED WITH SAME
Preferred embodiments of the invention relate to systems for removing dimethyl sulfoxide (DMSO) or related compounds, or odors associated with same. The systems include adsorbents, odor adsorbing fabrics, masks, clean air members and clean air supply assemblies....
02/28/2013
20130042615Advanced method and apparatus for addressing the serious pollution from existing coal-burning power stations
The present invention deals with the serious pollution problems from electric power plants that burn coal which may be forced to shut down by virtue of their being uneconomical to be retrofitted with expensive pollution controls. The pollutants from coal-burning power s...
02/21/2013
20120237423METHOD AND SYSTEM FOR MULTI-STAGE FLUE GAS CLEANING
Flue gas processing is described. A circulating dry flue gas desulfurization (DFGD) scrubber is positioned upstream of a wet flue gas desulfurization (WFGD) scrubber. Flue gas temperature and humidity is controlled. Reagent use is monitored and controlled. The DFGD scru...
09/20/2012
20120189520Activation of Reactive Compound with Catalyst
Concentrated aqueous hydrogen peroxide or another reactive compound in a liquid carrier is activated by atomization and contact with a suitable catalyst that is concurrently atomized in a carrier liquid. Concentrated hydrogen peroxide and a hydrogen peroxide activation ...
07/26/2012
20120189519Flue-gas purification and reclamation system and method thereof
A flue-gas purification system includes a flue-gas cycling system, a reactor, and an absorbent adding system having at least a catalytic absorbent, wherein the catalytic absorbent is being gasified for reacting with the flue-gas in the reactor in a homogenous gas-gas ph...
07/26/2012
20120131853CARBON CAPTURE SYSTEMS AND METHODS WITH SELECTIVE SULFUR REMOVAL
Disclosed herein are systems and methods for treating carbon dioxide in an environmentally effective manner. Systems and methods include providing a carbon dioxide enriched stream having CO2 and at least one oxidizable sulfur compound and passing at least som...
05/31/2012
20120121492SYSTEM AND METHOD FOR TREATING GAS FROM A BIOMASS GASIFICATION
A process and a system treat a synthesis gas originating from a biomass gasification, which contains the following steps: a) performing a first quenching of the synthesis gas at a first temperature and a first pressure; b) performing a second quenching of the quenched s...
05/17/2012
20120058035System and Method for Flue Gas Conditioning
A method and system for enhancing the efficiency of an electrostatic precipitator in a flue gas stream that withdraws a selected amount of combustion gas from a main flue gas stream at a location downstream of the electrostatic precipitator; typically heats the selected...
03/08/2012
20120034145TREATMENT METHOD AND TREATMENT FACILITIES OF EXHAUST GAS
An object of the present invention is to provide a treatment method and a plant of an exhaust gas in which corrosion resistance of the exhaust gas treatment plant to a sulfuric acid mist after wet type desulfurization is increased. The treatment method of an exhaust gas...
02/09/2012
20120009107SORBENT USE WITH OXYFUEL SOUR COMPRESSION
Sulfur dioxide (SO2) is removed from carbon dioxide feed gas comprising SO2 as a contaminant by maintaining the carbon dioxide feed gas at an elevated pressure in contact with an alkaline sorbent for a period of time sufficient to react said alkali...
01/12/2012
20120009106Integration of Catalytic CO2 Oxidation and Oxyfuel Sour Compression
Sulfur dioxide (SO2) may be removed from carbon dioxide feed gas by contacting the carbon dioxide at an elevated temperature and an elevated pressure with a catalyst for oxidizing SO2, in the presence of oxygen (O2) to convert SO2 <...
01/12/2012
20120003133Air Pollution Solution to the Problem of Opacity in Coal Fired Power Plant Stack Emissions
A method of controlling air pollution arising from sulphur trioxide and or sulphuric acid in coal combustion gases, combustion gases passing through the demister region of a wet flue gas desulphurisation unit are exposed to a sulphide based reducing agent such as hydrog...
01/05/2012
20110318245Flue-Gas Purification and Reclamation System and Method Thereof
A flue-gas purification system includes a flue-gas cycling system, a reactor, an absorbent adding system having at least a catalytic absorbent, wherein the catalytic absorbent is being gasified for reacting with the flue-gas in the reactor in a homogenous gas-gas phase ...
12/29/2011
20110300046METHOD FOR REMOVING IMPURITIES FROM GAS FLOWS COMPRISING OXYGEN
A process for removing impurities, in particular oxides of sulphur (SOx) and/or oxides of nitrogen (NOx) from oxygen-containing gas streams by scrubbing with at least one washing agent is described. In order to achieve effective gas purification in...
12/08/2011
20110229393METHODS FOR DEACIDIZING GASEOUS MIXTURES BY PHASE ENHANCED ABSORPTION
An improved process for deacidizing a gaseous mixture using phase enhanced gas-liquid absorption is described. The process utilizes a multiphasic absorbent that absorbs an acid gas at increased rate and leads to reduced overall energy costs for the deacidizing operation...
09/22/2011
20110223083SYSTEM AND METHOD FOR GENERATING A CARBON DIOXIDE STREAM
A flue gas stream processing system includes a fuel reactor for combusting a fuel to generate a flue gas stream including water vapor, carbon monoxide and carbon dioxide. The system includes an oxidation catalyst downstream of the fuel reactor, the oxidation catalyst co...
09/15/2011
20110195008DESULFURIZATION PROCESS
The invention relates to a desulfurization process, wherein a gas mixture is subjected to a separation process to separate the acidic components of the gas, an acid gas containing carbon dioxide and sulfur compounds, in particular hydrogen sulfide, being formed in this ...
08/11/2011
20110160470METHOD OF CONTROLLING THE PRODUCTION OF SILVER CHLORIDE ON A SILVER CATALYST IN THE PRODUCTION OF ALKYLENE OXIDES
A plant and process for producing alkylene oxides to control the production of silver chloride on a high efficiency silver catalyst is disclosed and described. The process involves reacting an alkylene and an organic chloride gas phase promoter with oxygen over the high...
06/30/2011
20110142740METHOD AND SYSTEM FOR TREATMENT OF MALODOROUS GASES EMANATING FROM A PULP MILL
The method and system relate to reducing the content of hazardous chemicals when handling malodorous gases emanating from a pulp mill and before burning said malodorous gases in final incineration equipment in oxygen excess environment in order to oxidize the sulphur co...
06/16/2011
20110135554SYSTEMS AND METHODS FOR REMOVING GASEOUS POLLUTANTS FROM A GAS STREAM
Horizontal gas-liquid scrubbing systems and associated gas scrubbing methodologies are provided. In one embodiment, a horizontal duct scrubbing system includes a horizontally disposed housing having a waste gas inlet and a treated gas outlet, a liquid inlet manifold dis...
06/09/2011
20110079364Process for Controlling Ammonia Loss
A method of offsetting losses of ammonia from a pulping mill comprising cooking a lignocellulosic material in a cooking liquor, wherein cooking in the cooking liquor separates the lignocellulosic material into a pulp, capturing a vapor of the cooking liquor, condensing ...
04/07/2011
20110076216Carbon Dioxide Capture Power Generation System
The present invention discloses a carbon dioxide capture power generation system provided with a boiler to combust a fuel in the oxygen atmosphere, a carbon dioxide capture equipment to remove carbon dioxide in the wake flow of the boiler, a piping branching from the wa...
03/31/2011
20110033356SYSTEMS AND METHODS FOR TREATING A STREAM COMPRISING AN UNDESIRABLE EMISSION GAS
A method for treating a stream comprising an emission gas includes passing portions of the stream comprising the emission gas to two or more reactor units arranged in parallel while subjecting fluid flowing through at least one of the reactor units to pressure control; ...
02/10/2011
20110011559WATER RECOVERY FROM STEAM-ASSISTED PRODUCTION
A method of introducing flue gas, from a flue stack in a steam-assisted production facility, into a heat exchanger. The flue gas comprises boiler combustion products selected from at least one of commercial pipeline gas and produced gas. The method begins by cooling a p...
01/20/2011
20110014104REDOX METHOD FOR CAPTURE OF TOTAL GASEOUS MERCURY BY WET FGD
A method for capturing gaseous elemental mercury in a flue gas wherein a soluble mercury oxidizer is utilized to oxidize gaseous elemental mercury at a gas-liquid interface of a wet scrubber, and oxidized mercury product is removed prior to re-emission....
01/20/2011
20100316548METHODS AND SYSTEMS FOR EFFICIENT NEUTRALIZATION OF ACID GASES
Methods and apparatuses are disclosed for the continuous treatment of gas streams contaminated with one or more acid gases, for example HCl, H2S, SO2, SO3, and/or Cl2. At least primary and secondary neutralization zones are ut...
12/16/2010
20100303700PROCESS FOR TREATING A GAS STREAM OR EFFLUENT
One exemplary embodiment can be a process for treating a tail gas stream from a sulfur recovery zone. Generally, the process includes passing the tail gas stream through, in sequence, a hydrogenation zone, a quench zone, and an acid gas removal zone using a solvent. The...
12/02/2010
20100296993METHOD FOR THE CLEANING OF OFF-GAS
The present invention relates to a method for cleaning off-gas comprising the following steps: 1. sulphur dioxide is separated from the off-gas by way of at least one first scrubber stage (c) by means of ammonia or ammonium compounds, 2. the off-gas is transferred into ...
11/25/2010
20100290967Process for producing sodium bicarbonate for flue gas desulphurization
Process for producing sodium bicarbonate for purifying flue gases, according to which an aqueous solution containing sodium sulfate is subjected to electrodialysis to produce a sodium hydroxide solution and a sodium bisulfate solution, the sodium hydroxide solution bein...
11/18/2010
20100284878AIR POLLUTION CONTROL SYSTEM AND METHOD FOR COAL COMBUSTION BOILER
An air pollution control system for a coal combustion boiler according to the present invention includes: a NOx removing apparatus (13) that removes nitrogen oxide contained in flue gas emitted from this coal combustion boiler (11) by adding ammonia (12...
11/11/2010
20100202948Reverse Flow Reactor
A reactor cools humidifies gases produced by combustion or the like. The reactor has a chamber with an inlet at a lower end to receive a flow of gas, and an outlet at a upper end. The gas flows in a generally upward direction through the reactor. The horizontal cross-se...
08/12/2010
20100183491SYSTEMS AND METHODS FOR TREATING A STREAM COMPRISING AN UNDESIRABLE EMISSION GAS
A method for treating a stream comprising an emission gas includes passing portions of the stream comprising the emission gas to two or more reactor units arranged in parallel while subjecting fluid flowing through at least one of the reactor units to pressure control; ...
07/22/2010
20100135880Hydrocarbon Based Sulfur Solvent Systems and Methods
Contemplated configurations and methods for elemental sulfur removal from various gases, and especially well acid gases employ a hydrocarbon solvent that dissolves the sulfur to form a rich solvent and that is then regenerated by hydrotreating. Thus, sulfur is removed f...
06/03/2010
20100074817METHOD AND APPARATUS FOR TREATING DISCHARGE GAS
The following devices are successively disposed in the following order from an upstream side to a downstream side in an exhaust gas duct of a combustion apparatus: an air preheater, preheating combustion air for use in an exhaust gas treating apparatus; a heat recovery ...
03/25/2010
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