29740 ⎘
Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols,; Chemical or biological purification of waste gases; General processes for purification of waste gases; Apparatus or devices specially adapted therefor; Catalytic processes; Removing nitrogen compounds; Nitrogen oxides Processes characterised by a specific catalyst
Nanocomposite particle and process of preparing the same
#302Catalysts possessing an improved resistance to poisoning
#303Transition metal/zeolite SCR catalysts
#304TRANSITION METAL/ZEOLITE SCR CATALYSTS
#305TRANSITION METAL/ZEOLITE SCR CATALYSTS
#306TRANSITION METAL/ZEOLITE SCR CATALYSTS
#307CATALYSTS FOR TREATING TRANSIENT NOx EMISSIONS
#308CATALYST COMPOSITIONS AND APPLICATIONS THEREOF
#309Honeycomb structural body and exhaust gas conversion apparatus
#310SO3 REDUCTION CATALYST FOR PURIFYING AN EXHAUST GAS, PREPARATION PROCESS THEREOF, AND EXHAUST GAS PURIFYING METHOD USING THE CATALYST
#311OXIDATION CATALYST, ABSORBENT, AND MATERIAL FOR PURGING HARMFUL SUBSTANCES
#312Method for adsorbing and decomposing lean nitrogen oxide using a mixed metal oxide catalyst
#313Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides
#314Method for treating flue gas catalyst
#315Catalyst promoters in vanadium-free mobile catalyst
#316HIGH-TEMPERATURE SCR CATALYST
#317USE OF A POROUS CRYSTALLINE HYBRID SOLID AS A NITROGEN OXIDE REDUCTION CATALYST AND DEVICES
#318Treating catalysts
#319Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides
#320P/S-TM-comprising zeolites for decomposition of NO
#321Catalyst and method of manufacture
#322Catalyst for removing nitrogen oxides
#323CATALYTIC COMPOSITION FOR TREATING COAL COMBUSTION GASES, METHOD FOR PREPARING SAME, CATALYTIC SYSTEM INCLUDING SAME, AND USE THEREOF
#324Copper containing ZSM-34, OFF and/or ERI zeolitic material for selective reduction of NOx
#325Copper Containing ZSM-34, OFF And/Or ERI Zeolitic Material For Selective Reduction Of NOx
#326Nanoparticular metal oxide/anatase catalysts
#327CRACKING CATALYSTS, ADDITIVES, METHODS OF MAKING THEM AND USING THEM
#328Cracking catalysts, additives, methods of making them and using them
#329Cu-CHA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOin gas streams
#330PHOTOCATALYTIC MIXTURE FOR THE DEGRADATION OF NITROGEN OXIDES
#331Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides
#332VANADIA-SUPPORTED ZEOLITES FOR SCR OF NO BY AMMONIA
#333SCR on low thermal mass filter substrates
#334Transition metal/zeolite SCR catalysts
#335Vanadia-Based DeNOx Catalysts and Catalyst Supports
#336Method of decomposing NO using a catalyst based on a cerium lanthanum oxide
#337NOx removal catalyst for high-temperature flue gas, manufacturing method thereof, and NOx removal method for high-temperature flue gas
#338Catalyst for cleaning up nitrogen oxides and a method for producing same
#339Compositions and methods for treating exhaust gases
#340Process for preparation of copper containing molecular sieves with the CHA structure, catalysts, systems and methods
#341Catalyst for removing nitrogen oxides from exhaust gas, method for preparing the same and method for removing nitrogen oxides using the same from exhaust gas
#342EXHAUST GAS PURIFICATION CATALYST ON WHICH INFLUENCE OF IRON COMPOUND HAS BEEN SUPPRESSED
#343Catalyst for decomposing nitrous oxide and method for performing processes comprising formation of nitrous oxide
#344Thermally insulative smoking article filter components
#345CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDE
#346Catalyst compositions based on nanoparticles of a zirconium oxide, a titanium oxide or a mixed zirconium/titanium oxide deposited onto an alumina or aluminum oxyhydroxide support therefor
#347Catalyst compositions based on nanoparticles of a zirconium oxide, a titanium oxide or a mixed zirconium/titanium oxide deposited onto a silica support therefor
#348Fabrication method of zeolite honeycomb type catalyst for reducing nitrogen oxide
#349Catalyst apparatus and exhaust gas purification system for internal combustion engine
#350Slurry for production of denitration catalyst, process for producing the slurry, process for producing denitration catalyst using the slurry, and denitration catalyst produced by the process
#351Selective catalytic reduction system and process for treating NOx emissions using a zinc or titanium promoted palladium-zirconium catalyst
#352Selective catalytic reduction system and process for treating NOx emissions using a palladium and rhodium or ruthenium catalyst
#353TRANSITION METAL / ZEOLITE SCR CATALYSTS
#354Ferrierite composition for reducing NO emissions during fluid catalytic cracking
#355Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides
#356Photocatalytically activated structural components composed of a matrix bound with a mineral binder, as well as method for production of the structural components
#357CATALYST AND PROCESS FOR THE CONVERSION OF NITROUS OXIDE
#358OFF-GAS CATALYST FOR HYDROCHLORIC ACID-CONTAINING OFF-GASES
#359Catalyst for treating exhaust gas
#360Catalyst production method therefor and use thereof for decomposing NO
#361Catalyst promoters in vanadium-free mobile catalyst
#362METHOD FOR DECOMPOSING DINITROGEN MONOXIDE
#363TEMPLATED CATALYST COMPOSITION AND ASSOCIATED METHOD
#364Method for the decomposition of NO, catalyst therefor and preparation of this catalyst
#365Iron-containing aluminosilicate zeolites and methods of making and using same
#366Catalyst, method and apparatus for removing nitrogen oxide
#367Nanocomposite particle and process of preparing the same
#368Catalyst for decomposing nitrous oxide and method for performing processes comprising formation of nitrous oxide
#369Method of regenerating used catalyst
#370Catalyst containing platinum and palladium for the selective reduction of NOx with hydrogen (H2-SCR)
#371CATALYST AND METHOD OF MANUFACTURE
#372Exhaust gas treatment catalyst and exhaust gas treatment system
#373Method for producing metal-doped zeolites and use thereof for the catalytic conversion of nitrogen oxides
#374PROCESS FOR CATALYTIC DECOMPOSITION OF NITROGEN PROTOXIDE
#375Base for catalyst, catalyst and methods for producing those
#376Process and catalyst system for NOx reduction
#377Method for production of catalyst and catalyst produced by the method
#378Process producing activated carbon having a high catalytic activity
#379β-Zeolite for SCR catalyst and method for purifying nitrogen oxides using same
#380Nanocomposite particle and process of preparing the same
#381Nanocomposite particle and process of preparing the same
#382Bifunctional active sites for adsorption of NOx
#383Composite Catalyst Materials And Method For The Selective Reduction Of Nitrogen Oxides
#384Alkali resistant catalyst
#385CATALYST FOR REMOVAL OF NITROGEN OXIDE AND METHOD FOR REMOVAL OF NITROGEN OXIDE
#386Exhaust Gas Purifying Apparatus and Exhaust Gas Purifying Method
#387In-situ regeneration of a catalyst masked by calcium sulfate
#388Activated carbon catalyst
#389CATALYTIC CONVERTER FOR THE TREATMENT OF COMBUSTION EXHAUST GASES
#390Titanium Oxide Photocatalyst, Process For Producing The Same And Application
#391Method for treating flue gas catalysts
#392Method for treating flue gas catalysts
#393SCR CATALYST FOR REMOVAL OF NITROGEN OXIDES
#394Vanadium/Titania Catalyst Comprising Natural Manganese Ore for Removing Nitrogen Oxides and Dioxin in Wide Operating Temperature Range and Method of Using the Same
#395DECOMPOSITION OF DINITROGEN MONOXIDE IN OXYGEN-CONTAINING GASES HAVING A MOISTURE CONTENT
#396Method for the decomposition of NO in the Ostwald process
#397Heat-treated active carbons for use in denitration, processes for producing same, denitration method using same, and denitration system using same
#398Photocatalytic coating
#399Compositions and processes for reducing NOx emissions during fluid catalytic cracking
#400Iron-containing aluminosilicate zeolites and methods of making and using same
#401Bifunctional active sites for adsorption of NOx
#402SO3 REDUCTION CATALYST FOR PURIFYING AN EXHAUST GAS, PREPARATION PROCESS THEREOF, AND EXHAUST GAS PURIFYING METHOD USING THE CATALYST
#403Multi-component catalyst system and method for the reduction of NO
#404CATALYST AND PROCESS FOR THE CONVERSION OF NITROUS OXIDE
#405Reactor system for reducing NOemissions from boilers
#406High activity titania supported metal oxide DeNOx catalysts
#407Catalyst for removing nitrogen oxides
#408Method for reducing the nitrogen oxide concentration in gases
#409Method for preparing vanadium/titania-based catalyst for removing nitrogen oxide at low temperature
#410Denitrification catalyst regeneration method
#411SCR on low thermal mass filter substrates
#412Titanium oxide, catalyst for treating exhaust gas and method for purifying exhaust gas
#413Catalyst for nitrogen oxide removal and exhaust gas treatment method
#414Catalysts for dual oxidation of ammonia and carbon monoxide with low to no NOformation
#415Method for the decomposition of NO, catalyst therefor and preparation of this catalyst
#416Method for Reducing the Content of N2O and NOx in Gases
#417Compositions and methods for treating exhaust gases
#418Air filtration media comprising metal-doped silicon-base gel materials with oxidizing agents
#419Composition for reducing O emissions in FCC regeneration process
#420Purification of a mixture of H/CO by catalysis of the NOx
#421Catalytically active porous element
#422Metal-containing compositions and their use as catalyst composition
#423Method for treating flue gas catalysts
#424Catalyst, a method of using a catalyst, and an arrangement including a catalyst, for controlling NO and/or CO emissions from a combustion system without using external reagent
#425Oxygenate conversion using molecular sieve SSZ-74
#426Catalyst, a method of using a catalyst, and an arrangement including a catalyst, for controlling NO and/or CO emissions from a combustion system without using external reagent
#427Reduction of oxides of nitrogen in a gas stream using molecular sieve SSZ-74
#428Visible-light-responsive three-dimensional fine cell-structured photocatalytic filter, its manufacturing method and purifier device
#429Lower temperature CO promoters for FCC with low NOx
#430FCC additive for partial and full burn NOx control
#431Composition, catalytic module element, and catalytic module for selective catalytic reduction of nitrogen oxides in gaseous medium containing oxygen
#432Catalyst system and method for the reduction of NO
#433Photocatalyst and method for producing same
#434Method of regenerating deteriorated catalyst
#435Catalyst material comprising transition metal oxide
#436Carrier air heating system for SCR
#437Thermally insulative smoking article filter components
#438Catalyst and method for reducing nitrogen oxides in exhaust streams with hydrocarbons or alcohols
#439Catalyst and method for reduction of nitrogen oxides
#440Catalyst system and method for the reduction of NO
#441Method for the removal of NOand catalyst therefor
#442Method for preparation and activation of multimetallic zeolite catalysts, a catalyst composition and application for n2o abatement
#443High activity titania supported metal oxide DeNOx catalysts
#444Discharge gas treatment catalyst
#445Preparation of catalyst for direct decomposition of nitrogen oxide
#446Method and device for reducing the NO and NO of gases
#447Decomposition catalyst for nitrous oxide, process for producing the same and process for decomposing nitrous oxide
#448Process of converting ethylbenzene to styrene using a graphite nanocatalysts
#449Electronic controls for pollutant removal
#450Titanium oxide photocatalyst, process for producing the same and application
#451Catalyst and method for clarifying exhaust gas
#452Catalyst for the decomposition of N2O in the Ostwald process
#453Method for clarifying exhaust gas
#454Denitrification catalyst regeneration method
#455Novel graphite nanocatalysts
#456NOx reduction composition for use in FCC processes
#457System for treating gaseous streams using metamorphosed mineral compositions having internal lattice defects
#458Catalyst system for the reduction of NO
#459Catalyst for removing nitrogen oxides
#460Reduction of NOx using carbon nanotube and carbon fiber supported catalyst
#461Silver doped catalysts for treatment of exhaust
#462Production of catalyst for removal of introgen oxides
#463Hydrothermally stable metal promoted zeolite beta for NOreduction
#464Method for treating exhaust gas
#465Catalyst for selective NOreduction using hydrocarbons
#466Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking
#467Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking
#468Catalyst for the reduction of NO to Nwith hydrogen under NOx oxidation conditions
#469Catalyst support material, catalysts prepared therefrom and process for the treatment of a flue gas
#470Vanadium/titania-based catalyst for removing introgen oxide at low temperature window, and process of removing nitrogen oxide using the same
#471Method of converting nitrogen dioxide to nitric oxide
#472Flue gas denitration catalyst and preparation process thereof
#473NOreduction compositions for use in FCC processes
#474Molecular sieve confined noble metal catalyst for CO-SCR denitrification, preparation method and application thereof
#475Hypersonic test facility using nitrous oxide
#476Device and method of simultaneously removing flammable gases and nitrous oxide
#477Low temperature hydrothermal method for the preparation of LaCOOH nanoparticles
#478Coatings
#479Dust removal and desulfurization of FCC exhaust gas
#480Reclaiming useful products from exhaust gas clean-up system
#481NOreduction using a Zn- and/or Ga-containing catalyst