Matches 1 - 50 out of 356 1 2 3 4 5 6 7 8 >


Match Document Document Title
US20110262335 Nitrosyl special connector  
A unique combination of male and female gas connectors for one way transfer of gasses.
US20140044634 Ammonia Injection System For An HRSG  
A heat recovery steam generator includes a casing for receiving exhaust gas from a turbine, a heat exchanger positioned within the casing for thermal communication with the exhaust gas, and an...
US20140010748 SYSTEM USING SELECTIVE CATALYTIC REDUCTION FOR IMPROVING LOW-TEMPERATURE De-NOx EFFICIENCY AND REDUCING YELLOW PLUME  
The present disclosure relates to a method for removing nitrogen oxides (NOx) more effectively at 300° C. or below in boilers, gas turbines, incinerators, diesel engines, glass melting furnaces,...
US20150086457 SYSTEM AND METHOD FOR TREATING MERCURY IN FLUE GAS  
A system for treating mercury in flue gas is provided. The system includes a mercury adsorbent supply device to adsorb the mercury with the mercury adsorbent; a precipitator to collect the mercury...
US20110286903 CATALYTIC REDUCTION OF NOx  
A system for NOx reduction in combustion gases, especially from diesel engines, incorporates an oxidation catalyst to convert at least a portion of NO to NO2, particulate filter, a source of...
US20150093315 Tunable AIG for Improved SCR Performance  
A system for controlling reagent flow to an exhaust of a lean burn combustion source includes a plurality of decomposition ducts each being connected to at least one injection lance of a reagent...
US20130280153 BIOMASS BOILER SCR NOX & CO REDUCTION SYSTEM  
A selective catalytic reduction system and method for reducing nitrogen oxide (NOx) emissions comprising a boiler producing flue gas emissions, a particulate control device receiving flue gas...
US20150098881 PROCESS FOR REDUCING THE NITROGEN OXIDE OFF-GAS CONCENTRATION IN A NITRIC ACID PLANT DURING SHUT-DOWN AND/OR START-UP, AND NITRIC ACID PLANT SUITABLE THEREFOR  
Disclosed is a method and system for reducing the nitrogen oxide off-gas concentration in a nitric acid plant operated under pressure and equipped with a residual gas purification first reactor...
US20110052468 METHOD OF REMOVING MERCURY FROM EXHAUST GAS USING CHLORINE COMPOUND  
There is provided an effective method for removing mercury comprising injecting NaClO2 into an emission gas containing elemental mercury and NOx; converting the elemental mercury to oxidized...
US20140314649 PROCESS FOR REMOVING NITROGEN OXIDES FROM GAS USING MICROWAVE CATALYTIC REACTION BY MICROWAVE CATALYSIS  
A method for removing nitrogen-oxides by microwave assisted catalysis, including: 1) charging a catalyst capable of absorbing and interacting with microwave into a reaction tube of a reactor...
US20150037232 ABSORPTION AND OXIDATION OF NO IN IONIC LIQUIDS  
The present invention concerns the absorption and in situ oxidation of nitric oxide (NO) in the presence of water and oxygen in ionic liquid compositions at ambient temperature.
US20140004028 SYSTEM AND METHOD FOR LOW NOX EMITTING REGENERATION OF DESICCANTS  
The invention pertains to a system for purification of a carbon dioxide rich flue gas generated in a boiler combusting a fuel in the presence of a gas containing oxygen, and being contaminated by...
US20110195007 CATALYST FOR REMOVING NOx FROM EXHAUST GAS OF LEAN-BURNING AUTOMOBILES OR INCINERATORS  
The present invention relates to a catalyst for removing NOx contained in exhaust gas, more specifically to a catalyst for removing NOx using metal titanate as a support. The catalyst for removing...
US20110002828 MERCURY REDUCTION SYSTEM AND MERCURY REDUCTION METHOD OF FLUE GAS CONTAINING MERCURY  
A mercury reduction system according to the present embodiment is a mercury reduction system that reduces NOx and Hg in flue gas discharged from a boiler, and includes a chemical supplying unit...
US20120308459 CATALYSTS POSSESSING AN IMPROVED RESISTANCE TO POISONING  
The present invention relates generally to the field of catalysts for use in connection with one or more types of emissions control (e.g., emissions control associated with the combustion of one...
US20140147356 AMMONIA GAS GENERATOR AND METHOD FOR PRODUCING AMMONIA IN ORDER TO REDUCE NITROGEN OXIDES IN EXHAUST GASES  
The invention relates to an ammonia gas generator for producing ammonia from an ammonia precursor substance as well as the use thereof in exhaust aftertreatment systems. The invention further...
US20130164201 COMPOSITION BASED ON CERIUM, ZIRCONIUM AND TUNGSTEN, PREPARATION PROCESS AND USE IN CATALYSIS  
A composition based on cerium, zirconium and tungsten is described. The composition has a content expressed as an oxide, of which cerium is from 5% to 30% of the composition, tungsten is from 2%...
US20150218993 EXHAUST TREATMENT SYSTEM AND METHOD  
An exhaust treatment system includes a catalytic device configured to receive an exhaust flow and an injector upstream of the catalytic device in an exhaust flow direction that injects a reductant...
US20110117000 METHOD FOR REFINING DILUTION AIR AND DILUTION AIR REFINERY  
An object of this invention is to diminish a ratio of a concentration of N2O in the dilution air to a concentration of N2O in the measurement object gas diluted by the dilution air as much as...
US20050069477 Vanadium/titania-based catalyst for removing introgen oxide at low temperature window, and process of removing nitrogen oxide using the same  
Disclosed is a vanadium/titania-based catalyst for removing nitrogen oxides, and a process for removing nitrogen oxides in a flue gas using the same. The vanadium/titania-based catalyst containing...
US20130224096 PHOTOCATALYST COATED BODY AND PHOTOCATALYST COATING LIQUID  
A photocatalyst coated body includes a base and a photocatalyst layer provided on the base. The photocatalyst coated body is characterized in that photocatalyst layer contains 1-20 (inclusive)...
US20120201732 CE CONTAINING, V-FREE MOBILE DENOX CATALYST  
A catalyst for removal of NOx from exhaust gas, containing cerium oxide and titanium dioxide, wherein a first portion of the cerium oxide forms at least one agglomerate of cerium oxide...
US20080069750 Ammonia Vapor Storage and Purge System and Method  
A method of operating a reductant delivery and storage system of a vehicle, comprising of storing an ammonia-containing fluid in a first storage device, generating ammonia vapors in the first...
US20110288184 MODULAR PLANT FOR REMOVAL OF POLLUTANTS FROM FLUE GASES PRODUCED BV INDUSTRIAL PROCESSES  
The invention relates to a so-called zero emission ‘AST-CNR/ITM system’ modular plant for removal of pollutants from flue gases produced by industrial processes. The plant comprises prefabricated...
US20100300061 Selective Catalytic Reduction System and Process for Treating NOx Emissions Using a Palladium and Rhodium or Ruthenium Catalyst  
A process for the catalytic reduction of nitrogen oxides (NOx) in a gas stream (29) in the presence of H2 is provided. The process comprises contacting the gas stream with a catalyst system (38)...
US20110070140 CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDE  
A nitrogen oxide removing catalyst has a porous material having fine holes with controlled diameters and a catalyst having an active ingredient supported in the fine holes are used. In one...
US20090232718 MULTI-STAGE CATALYTIC AIR PURIFICATION SYSTEM  
Apparatus and methods for the production of a secure supply of breathable air are important under conditions where threats from chemical and biological weapons may be present. A method and a...
US20140134089 APPARATUS AND METHOD FOR THE SELECTIVE NON-CATALYTIC REDUCTION (SNCR) OF NOX IN INDUSTRIAL CEMENT PRODUCTION PLANTS  
The present invention relates to an apparatus and a method for the selective non-catalytic reduction (SNCR) of NOx in industrial cement production plants. In particular, the method according to...
US20110002829 MERCURY REDUCTION SYSTEM AND MERCURY REDUCTION METHOD OF FLUE GAS CONTAINING MERCURY  
A mercury reduction system according to the present embodiment is a mercury reduction system that reduces NOx and Hg in flue gas discharged from a boiler, and includes an NH4Cl solution spraying...
US20130164205 HETEROPOLY ACID PROMOTED CATALYST FOR SCR OF NOx WITH AMMONIA  
The present invention concerns the selective removal of nitrogen oxides (NOx) from gases. In particular, the invention concerns a process, a highly alkali metal resistant heteropoly acid promoted...
US20070278199 Particle burning in an exhaust system  
An exhaust system includes a combustion chamber and a radiation source configured to heat particles in an exhaust stream as the stream passes through the chamber. Once the particles are brought to...
US20150056118 FLUE GAS STREAM BYPASS DURING SELECTIVE CATALYTIC REDUCTION IN A POWER PLANT  
A system includes a selective catalytic reactor and a bypass line. The selective catalytic reactor is located downstream of a furnace that generates flue gases. The selective catalytic reactor...
US20120315206 DEACTIVATION-RESISTANT CATALYST FOR SELECTIVE CATALYTIC REDUCTION OF NOX  
The present invention relates to a catalyst for selective catalytic reduction of NOx in alkali metal containing flue gas using ammonia as reductant, the catalyst comprising a surface with...
US20140322116 PHOTOCATALYTIC COATING  
De-polluting, self-cleaning coating compositions are disclosed which comprise an organic binder having dispersed therein photocatalytic titanium dioxide particles substantially in anatase form...
US20110318246 FLUE-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...
US20130004397 NOx REDUCTION CATALYST AND NOx REDUCTION METHOD FOR EXHAUST COMBUSTION GAS OF BIOMASS  
In light of the fact that a catalyst of the prior art rapidly deteriorates in an exhaust gas of biomass combustion, the present invention realizes a NOX reduction catalyst which is less likely to...
US20150260070 Compact Cylindrical Selective Catalytic Reduction System for Nitrogen Oxide Reduction in the Oxygen-Rich Exhaust of 500 to 4500 kW Internal Combustion Engines  
A compact Selective Catalytic Reduction (SCR) system comprising a system inlet, a gas flow system and a plurality of catalyst clusters is described. The system inlet is configured to utilize heat...
US20090191108 Zirconium/Praseodymium Oxide NOx Traps and Prufication of Gases Containing Nitrogen Oxides (NOx) Therewith  
A method for treating/purification a gas containing nitrogen oxides (NOx) includes conveying same through a NOx trap containing a composition based on a catalyst for oxidizing NOx into NO2 and a...
US20110223088 Method and Apparatus for On-Site Production of Lime and Sorbents for Use in Removal of Gaseous Pollutants  
The invention provides various methods for removing gas phase pollutants by calcining limestone or dolomite using flash calcination to produce a high surface area lime or hydrated lime and...
US20140227368 METHODS FOR SCAVENGING NITRIC OXIDE USING CERIUM OXIDE NANOPARTICLES  
The present invention includes a method for scavenging nitric oxide. The method includes contacting the nitric oxide with cerium oxide nanoparticles having a low 3+/4+ ratio.
US20110150731 CATALYST COMPOSITION FOR SELECTIVE CATALYTIC REDUCTION OF EXHAUST GASES  
A catalyst composition represented by the general formula XVO4/S wherein XVO4 stands for TransitionMetal-Vanadate, or a mixed TransitionMetal-/RareEarth-Vanadate, and S is a support comprising TiO2.
US20110085956 MIXER WITH CATALYTIC SURFACE  
A mixer and mixer assembly for turbulent mixing and enhancing a chemical reaction is provided. A method for using a mixer and mixer assembly for treatment of fluids is also provided. The mixer...
US20130129590 EXHAUST GAS PURIFYING CATALYST  
To overcome the problem of a conventional catalyst and to provide an exhaust gas purifying catalyst that meets the requirement concerning Hg oxidation activity and SO2 oxidation activity; i.e., an...
US20110262333 Controlling ammonia flow in a selective catalytic reduction system during transient non-steady-state conditions  
A selective catalytic reduction (SCR) system is defined that uses the measured concentration of reactant slip in the exhaust gas after SCR processing to control the amount of reactant injected...
US20100303697 Selective Catalytic Reduction System and Process for Treating NOx Emissions Using a Zinc or Titanium Promoted Palladium-Zirconium Catalyst  
A process and system (18) for reducing NOx in a gas using hydrogen as a reducing agent is provided. The process comprises contacting the gas stream (29) with a catalyst system (38) comprising...
US20110250114 Vanadia-Based DeNOx Catalysts and Catalyst Supports  
A vanadia-based catalytic composition for reduction of nitrogen oxides includes a titania-based support material; vanadia deposited on the titania-based support material; a primary promoter...
US20130230443 SOLID AMMONIA STORAGE AND DELIVERY MATERIAL  
Disclosed is a method for the selective catalytic reduction of NOx in waste/exhaust gas by using ammonia provides by heating one or more salts of formula Ma(NH3)nXz, wherein M represents one or...
US20110236283 NOx REMOVAL CATALYST FOR HIGH-TEMPERATURE FLUE GAS, MANUFACTURING METHOD THEREOF, AND NOx REMOVAL METHOD FOR HIGH-TEMPERATURE FLUE GAS  
A NOx removal catalyst for high-temperature flue gas according to the present invention is a NOx removal catalyst for high-temperature flue gas that contains nitrogen oxide in which tungsten oxide...
US20100329955 Wet scrubber additive for simultaneous removal of oxides and metals from a gas  
A method for controlling multipollutant (e.g., SO2, NOx, Hg0 and Hg2+) emissions from a gas stream of a stationary combustion source, an apparatus for controlling multipollutant emissions, and a...
US20150218991 EXHAUST EMISSION PREDICTION SYSTEM AND METHOD  
An exhaust emissions prediction system includes a catalytic device configured to receive a flow of exhaust and a downstream NOx sensor located downstream of the catalytic device. The downstream...

Matches 1 - 50 out of 356 1 2 3 4 5 6 7 8 >