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Johnson Matthey Public Limited Company patents


Recent patent applications related to Johnson Matthey Public Limited Company. Johnson Matthey Public Limited Company is listed as an Agent/Assignee. Note: Johnson Matthey Public Limited Company may have other listings under different names/spellings. We're not affiliated with Johnson Matthey Public Limited Company, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "J" | Johnson Matthey Public Limited Company-related inventors


Exhaust system for a compression ignition engine having a capture region for volatilised platinum

An oxidation catalyst for treating an exhaust gas produced by a compression ignition engine comprising: a substrate; a catalytic material disposed on the substrate, wherein the catalytic material comprises platinum (Pt); and a region comprising a capture material, wherein the capture material comprises a Pt-alloying metal disposed or supported on... Johnson Matthey Public Limited Company

Diesel oxidation catalyst having a capture region for sulfur containing impurities

An oxidation catalyst is described for treating an exhaust gas produced by a diesel engine. The oxidation catalyst comprises: a substrate; a capture material for capturing at least one sulfur containing impurity in the exhaust gas produced by the diesel engine; wherein the capture material comprises a metal for reacting... Johnson Matthey Public Limited Company

Tracer and method

The invention concerns a tracer material for tracing fluid flows from a hydrocarbon reservoir. The tracer material comprises a plurality of separate agglomerates. The agglomerates comprise clusters of particles. The particles carry a tracer composition. A retaining material at least partially overlies the tracer composition. The retaining material retards the... Johnson Matthey Public Limited Company

Filter

The present invention provides a filter comprising a base material and a catalytic substance provided within the base material, wherein the base material comprises a plurality of cells forming gas flow paths and having a gas inflow-side end portion and outflow-side end portion, and a plurality of porous partition walls... Johnson Matthey Public Limited Company

Oxidation catalyst for a compression ignition engine and a preparation therefor

An oxidation catalyst for treating an exhaust gas produced by a compression ignition engine is described. The oxidation catalyst comprises a substrate and a catalytic coating disposed on the substrate, wherein the catalytic coating comprises a mixture of: (a) particles of a first catalytic material for oxidising carbon monoxide (CO)... Johnson Matthey Public Limited Company

Coated articles having high knox/ksox ratios for selective catalytic reduction

Articles comprising a catalyst film comprising VOx, MoO3 or WO3, and TiO2 deposited on a substrate are disclosed. The articles are useful for selective catalytic reduction (SCR) of NOx in exhaust gases. Methods for producing such articles deposit a catalyst film on the substrate to form a coated substrate, which... Johnson Matthey Public Limited Company

Catalyst binders for filter substrates

Provided is a catalyst washcoat comprising (i) a molecular sieve loaded with about 1 to about 10 weight percent of at least non-aluminum promoter metal (wherein the promoter metal weight percent is based on the weight of the molecular sieve); and (ii) about 1 to about 30 weight percent of... Johnson Matthey Public Limited Company

Exhaust system for a compression ignition engine comprising a water adsorbent material

An exhaust system for a compression ignition engine comprising: a water adsorbent material; and a catalyst composition for treating an exhaust gas pollutant produced by the compression ignition engine; wherein the water adsorbent material is: (i) arranged to contact exhaust gas from the compression ignition engine before the catalyst composition;... Johnson Matthey Public Limited Company

Oxidation catalyst for a stoichiometric natural gas engine

An oxidation catalyst for treating an exhaust gas produced by a stoichiometric natural gas (NG) engine comprising a substrate and a catalytic material for oxidising hydrocarbon (HC), wherein the catalytic material for oxidising hydrocarbon (HC) comprises a molecular sieve and a platinum group metal (PGM) supported on the molecular sieve,... Johnson Matthey Public Limited Company

Method for preparing structured directing agent

... Johnson Matthey Public Limited Company

Scanning method and apparatus

The invention discloses a scanning method and apparatus suitable for scanning a pipeline or process vessel in which a beam of gamma radiation from a source is emitted through the vessel to be detected by an array of detectors which are each collimated to detect radiation over a narrow angle... Johnson Matthey Public Limited Company

Zoned diesel oxidation catalyst

An oxidation catalyst is described for treating an exhaust gas from a diesel engine, which oxidation catalyst comprises: a substrate; a first washcoat region disposed on the substrate, wherein the first washcoat region comprises a first platinum group metal (PGM) and a first support material; a second washcoat region adjacent... Johnson Matthey Public Limited Company

Process for making ammonia

A process for production of ammonia includes: providing a reaction stream including carbon monoxide and hydrogen; passing the reaction stream and steam over a water gas shift catalyst in a catalytic shift reactor, forming a shifted gas mixture depleted in carbon monoxide and enriched in hydrogen; passing the shifted gas... Johnson Matthey Public Limited Company

Novel forms of apremilast

The present disclosure is directed to novel forms of apremilast and pharmaceutical compositions comprising any of the novel forms of apremilast. Also provided are processes for the preparation of novel forms of apremilast.... Johnson Matthey Public Limited Company

Nox adsorber catalyst

A NOx adsorber catalyst and its use in an emission treatment system for internal combustion engines, is disclosed. The NOx adsorber catalyst comprises a first layer consisting essentially of a support material, one or more platinum group metals disposed on the support material, and a NOx storage material.... Johnson Matthey Public Limited Company

Catalyst manufacturing method

A method for producing a catalyst or catalyst precursor is described including: applying a slurry of a particulate catalyst compound in a carrier fluid to an additive layer manufactured support structure to form a slurry-impregnated support, and drying and optionally calcining the slurry-impregnated support to form a catalyst or catalyst... Johnson Matthey Public Limited Company

Method and exhaust system for treating nox in exhaust gas from stationary emission sources

A method of selectively catalysing the reduction of oxides of nitrogen (NOx) including nitrogen monoxide in an exhaust gas of a stationary source of NOx emissions also containing oxides of sulfur (SOx) comprising the steps of passively oxidising nitrogen monoxide to nitrogen dioxide (NO2) over an oxidation catalyst comprising a... Johnson Matthey Public Limited Company

Vanadium catalysts for high engine-out no2 systems

An exhaust gas purification system for lowering the content of impurities in a lean exhaust gas of an internal combustion engine comprising, a feeding device that feeds ammonia or a compound decomposable to ammonia into an exhaust gas stream containing nitrogen oxides; a selective catalytic reduction catalyst comprising vanadium (V-SCR... Johnson Matthey Public Limited Company

Catalyst and method of preparation

wherein the first metal in the first metal compound and the second metal in the second metal compound is each independently selected from the group consisting of gold, palladium, platinum, rhodium, iridium, silver, osmium and ruthenium; and wherein the first metal is not the same as the second metal.... Johnson Matthey Public Limited Company

Methods and tools for installing reactor components

An installation tool for installing reactor components into a reactor is disclosed. The tool comprises a housing having a first end and a second end opposite the first end; a releasable attachment assembly for securing a reactor component support to the tool, the attachment assembly being pivotably inside the housing;... Johnson Matthey Public Limited Company

Expandable center arrangement

An expandable center arrangement for a reactor is disclosed. The arrangement comprises an expansion tube; a center support inside the expansion tube and three or more spring elements. The spring elements are fastened to the center support and arc out to the expansion tube. A reactor is also disclosed.... Johnson Matthey Public Limited Company

Nox adsorber catalyst

A NOx adsorber catalyst and its use in an emission treatment system for internal combustion engines, is disclosed. The NOx adsorber catalyst composition comprises a support material, one or more platinum group metals disposed on the support material, and a NOx storage material.... Johnson Matthey Public Limited Company

Sta-20, a novel molecular sieve framework type, methods of preparation and use

STA-20, a molecular sieve having a new framework type, is described. STA-20AP (as prepared) can have an alkyl amine, such as trimethylamine, and 1,6-(1,4-diazabicyclo[2.2.2]octane) hexyl cations (from diDABCO-C6) as SDAs. A lower alkyl ammonium hydroxide, such as tetrabutylammonium hydroxide, can be used as a pH modifier for making SAPO STA-20.... Johnson Matthey Public Limited Company

Exhaust system

An exhaust system for an internal combustion engine, the exhaust system comprising, a lean NOx trap (LNT), a wall flow monolithic substrate having a NOx storage and reduction zone thereon, the wall flow monolithic substrate having a pre-coated porosity of 40% or greater, the NOx storage and reduction zone comprising... Johnson Matthey Public Limited Company

Exhaust system

An exhaust system for an internal combustion engine, the exhaust system comprising, a lean NOx trap, and a wall flow monolithic substrate having a pre-coated porosity of 40% or greater, and comprising an oxidation catalytic zone, the oxidation catalytic zone comprising a platinum group metal loaded on a first support,... Johnson Matthey Public Limited Company

Method of coating a substrate with a particle stabilized foam

wherein the foam comprises a particulate material, and wherein the foam is particle stabilized.... Johnson Matthey Public Limited Company

Sta-19, a new member of the gme family of molecular sieve zeotypes, methods of preparation and use

STA-19, a molecular sieve having a GME structure and phosphorus in the framework, is described. STA-19AP (as prepared) can have a lower alkyl amine, such as trimethylamine, and olig-(1,4-diazabicyclo[2.2.2]octane)-pentyl dibromide ([DABCO-C5]x where x represents the number of repeating units) or olig-(1,4-diazabicyclo[2.2.2] octane)-hexyl dibromide ([DABCO-C6]x) as SDAs. A lower alkyl ammonium... Johnson Matthey Public Limited Company

Methods of producing sapo-56, an afx-containing molecular sieve

The invention relates to a method of preparing SAPO-56, (AFX) using a lower alkyl amine, preferably trimethylamine, and a 1,4-diazabicyclo [2.2.2]octane derivative, preferably comprising either 1,4-(1,4-diazabicyclo[2.2.2]octane)butyl cations or 1,5-(1,4-diazabicyclo[2.2.2]octane)pentyl cations, as structure directing agents (SDAs). A lower alkyl ammonium hydroxide, such as tetrabutylammonium hydroxide (TBAOH), can be used to control... Johnson Matthey Public Limited Company

Sta-18, a new member of the sfw family of molecular sieve zeotypes, methods of preparation and use

STA-18, a molecular sieve having a SFW structure and containing phosphorus in the framework, is described. STA-18AP (as prepared) can have a lower alkyl amine, such as trimethylamine, and one of 1,6-(1,4-diazabicyclo[2.2.2]octane)hexyl cations (from diDABCO-C6) or 1,7-(1,4-diazabicyclo[2.2.2]octane)heptyl cations (from diDABCO-C7) or 1,8-(1,4-diazabicyclo[2.2.2]octane)octyl cations (from diDABCO-C8) as SDAs. A lower alkyl... Johnson Matthey Public Limited Company

Analytical method using surface enhanced raman spectroscopy and composition for the method

An identification method, for determining whether a sample of an unknown composition is a sample of a known composition to which a known amount of a SERS-active taggant compound has been added, includes the steps of: obtaining a sample of the unknown composition; adding to the composition a plurality of... Johnson Matthey Public Limited Company

Exhaust system for a diesel engine

An exhaust system for treating an exhaust gas produced by a diesel engine comprises: (a) an emissions control device (ECD) for oxidising carbon monoxide (CO) and/or hydrocarbons (HCs), wherein the emissions control device comprises a platinum group metal (PGM) and a substrate, wherein the PGM is platinum, palladium or a... Johnson Matthey Public Limited Company

Oxidation catalyst for diesel engines

This oxidation catalyst for diesel engines is divided into an upstream-side catalyst layer and a downstream-side inner catalyst layer in the flow direction of the exhaust gas, and a downstream-side outer catalyst layer is additionally formed so as to cover the surface of the downstream-side inner catalyst layer. The upstream-side... Johnson Matthey Public Limited Company

Apparatus and determining a level of a fluid within a vessel

An apparatus and method for determining a level of a fluid within a vessel are disclosed. The apparatus includes: a source unit for emitting a beam of radiation into the interior of the vessel, the source unit including a source of radiation and a collimator for collimating radiation emitted by... Johnson Matthey Public Limited Company

Exhaust gas purification filter

The present invention provides an exhaust gas purification filter including a substrate comprising a plurality of porous partitions, wherein the partitions form an exhaust gas flow path, a porous catalytic layer is provided on the partitions and the catalytic layer having a thickness of 10 μm or greater is provided... Johnson Matthey Public Limited Company

In-exhaust electrical element for nox storage catalyst and scr systems

An exhaust system comprising: a NOx storage catalyst; an electric heating element; and a NOx reduction catalyst wherein the heating element is located downstream of the NOx storage catalyst.... Johnson Matthey Public Limited Company

10/05/17 / #20170284262

Co slip catalyst and using

A CO slip catalyst, for treating an exhaust gas from a lean burn internal combustion engine, is disclosed. The CO slip catalyst comprises palladium and a ceria-containing material. The invention also includes a method for oxidizing excess CO in an exhaust gas, wherein the excess CO results from the periodic... Johnson Matthey Public Limited Company

09/28/17 / #20170275317

Complexes and methods for their preparation

Disclosed are methods for the preparation of ligands for complexes, methods for preparing complexes and complexes having those ligands. Also provided is the use of a complex as a catalyst in a method of synthesis.... Johnson Matthey Public Limited Company

08/24/17 / #20170239609

System and process for carbon dioxide removal of air of passenger cabins of vehicles

The present invention relates to systems and methods for conrolling the atmosphere in the cabin (1) of a vehicle. The system comprises a carbon dioxide removal conduit (2) comprising a regenerable carbon dioxide removal chamber (5,6) containing a carbon dioxide sorbent material and a regeneration circuit (7) arranged to expel... Johnson Matthey Public Limited Company

08/24/17 / #20170239619

Process for producing a catalyst and catalyst article

An SCR catalyst produced in by this method has an improved NOx conversion rate compared to a conventionally produced SCR catalyst.... Johnson Matthey Public Limited Company

08/24/17 / #20170240826

Method of marking hydrocarbon liquids

and none of R1-R6 and none of R7-R14 being a sulphonate group or COOR15, where R15 represents H, C1-C20 alkyl, C2-C20 alkenyl, C2-C20 alkynyl, C3-C15 cycloalkyl or aryl.... Johnson Matthey Public Limited Company

08/10/17 / #20170226485

Catalyst and use thereof

Disclosed is a method that includes use of a catalyst in a method of reducing a substrate, the method including contacting a substrate with a catalyst, optionally in the presence of a co-substrate, thereby to generate a reduced substrate. The catalyst is a polypeptide including an amino acid sequence having... Johnson Matthey Public Limited Company

08/03/17 / #20170216770

Diesel oxidation catalyst and exhaust system

An oxidation catalyst for treating an exhaust gas from a diesel engine, which oxidation catalyst comprises: a first washcoat region comprising a first platinum group metal (PGM), a first support material and a NOx storage component; a second washcoat region comprising platinum (Pt), manganese (Mn) and a second support material;... Johnson Matthey Public Limited Company

08/03/17 / #20170216822

Oxidation catalyst for a compression ignition engine

An oxidation catalyst for treating an exhaust gas from a compression ignition engine, which oxidation catalyst comprises: a substrate; a first washcoat region comprising palladium (Pd) and a first support material comprising cerium oxide; and a second washcoat region comprising platinum (Pt) and a second support material.... Johnson Matthey Public Limited Company

08/03/17 / #20170216826

Transition metal-containing aluminosilicate zeolite

A synthetic aluminosilicate zeolite catalyst containing at least one catalytically active transition metal selected from the group consisting of Cu, Fe, Hf, La, Au, In, V, lanthanides and Group VIII transition metals, which aluminosilicate zeolite is a small pore aluminosilicate zeolite having a maximum ring size of eight tetrahedral atoms,... Johnson Matthey Public Limited Company

08/03/17 / #20170217978

Method of preparing buprenorphine

An improved process for preparing buprenorphine and a method for increasing the yield of buprenorphine or a derivative thereof.... Johnson Matthey Public Limited Company

08/03/17 / #20170218482

Rhodium alloys

Disclosed is a rhodium alloy including: rhodium; one or more elements selected from the group consisting of iridium, platinum, palladium and ruthenium; and one or more elements selected from the group consisting of yttrium, zirconium and samarium. The alloy includes a greater quantity of rhodium as compared to any other... Johnson Matthey Public Limited Company

08/03/17 / #20170218529

Cathode material

A cathode material comprising a titanium sheet and platinum, the platinum being in the form of nanoparticles deposited on at least one side of the titanium sheet, to form a decoration thereon, and processes for the preparation thereof.... Johnson Matthey Public Limited Company

08/03/17 / #20170222406

Rhodium alloys

Disclosed is an electrode including a rhodium alloy, wherein the rhodium alloy includes rhodium and nickel. The alloy includes a greater quantity of rhodium as compared to any other individual element of the alloy.... Johnson Matthey Public Limited Company

07/27/17 / #20170209857

Catalysts for treating transient nox emissions

A heterogeneous catalyst article having at least one combination of a first molecular sieve having a medium pore, large pore, or meso-pore crystal structure and optionally containing a first metal, and a second molecular sieve having a small pore crystal structure and optionally containing a second metal, and a monolith... Johnson Matthey Public Limited Company

07/27/17 / #20170210624

Processes for producing limxo4 and products thereof

There is provided a process for producing LiMXO4, comprising the steps of reacting a source of lithium, a source of M, and a source of X together, in a melted state at a reaction temperature between 900 to 1450 C, in the presence of an excess of (A) a solid-solid... Johnson Matthey Public Limited Company

07/27/17 / #20170210744

Process for preparing a carbapenem antibiotic

A process for the preparation of a carbapenem, includes the step of treating a solution of a protected carbapenem with hydrogen gas in the presence of a heterogeneous catalyst to form the carbapenem, wherein the heterogeneous catalyst includes at least two platinum group metals.... Johnson Matthey Public Limited Company

07/27/17 / #20170211455

Exhaust system

An exhaust system for an internal combustion engine comprises a lean NOx trap, a NOx storage and reduction zone on a wall flow monolithic substrate having a pre-coated porosity of 50% or greater, the NOx storage and reduction zone comprising a platinum group metal loaded on one or more first... Johnson Matthey Public Limited Company

07/13/17 / #20170199032

Apparatus for determining thickness of lining layer

An apparatus (2) for determining thickness of refractory material (4) lining a metal vessel (6) is disclosed. The apparatus includes a radiation source (16) for emitting radiation through a metal wall of the vessel and into the refractory material, wherein some of the radiation is scattered by the refractory material,... Johnson Matthey Public Limited Company

07/06/17 / #20170189854

Ammonia slip catalyst

Provided is an ammonia slip catalyst article having supported palladium in a top or upstream layer for oxidation of carbon monoxide and/or hydrocarbons, an SCR catalyst either in the top layer or in a separate lower or downstream layer, and an ammonia oxidation catalyst in a bottom layer. Also provided... Johnson Matthey Public Limited Company

06/29/17 / #20170182482

Catalyst blends

Provided is a catalyst for the selective reduction of NOx comprising a two molecular sieve materials having a CHA structure, wherein the first molecular sieve has a mean crystal size of about 0.01 to 1 μm and the second molecular sieve has a mean crystal size of about 1-5 μm,... Johnson Matthey Public Limited Company

06/22/17 / #20170173530

Exhaust system for a lean-burn internal combustion engine including scr catalyst

An exhaust system 20 for an internal combustion engine comprises a) a first catalysed substrate monolith 12 comprising a first washcoat coating disposed in a first washcoat zone 16 of the substrate monolith and a second washcoat coating disposed in a second washcoat zone 18 of the substrate monolith, wherein... Johnson Matthey Public Limited Company

06/22/17 / #20170175017

Method of making hydrocarbon liquids

v. a phenyl group substituted with a halogen atom, an aliphatic group or halogenated aliphatic group. The tracer compounds are resistant to removal from the fuel by chemical laundering or by contact with absorbents such as charcoal.... Johnson Matthey Public Limited Company

06/01/17 / #20170151532

Diesel oxidation catalyst having a capture region for exhaust gas impurities

An oxidation catalyst is described for treating an exhaust gas produced by a diesel engine, wherein the oxidation catalyst comprises: a substrate; a capture material for capturing at least one phosphorus containing impurity and/or at least one sulfur containing impurity in the exhaust gas produced by the diesel engine; and... Johnson Matthey Public Limited Company

05/25/17 / #20170144105

Catalyst for treating exhaust gas

Provided is a method for reducing N2O emissions in an exhaust gas comprising contacting an exhaust gas containing NH3 and an inlet NO concentration with an SCR catalyst composition containing small pore zeolite having an SAR of about 3 to about 15 and having about 1-5 wt. % of an... Johnson Matthey Public Limited Company

05/25/17 / #20170144143

Process for producing a catalyst and catalyst as such

To be able to produce an SCR catalyst (2), in particular one having a zeolite fraction (Z) as catalytically active fraction, in a reliable process and at the same time achieve good catalytic activity of the catalyst (2), an inorganic binder fraction (B) which is catalytically inactive in the starting... Johnson Matthey Public Limited Company

05/25/17 / #20170145887

Scr reducing oxides of nitrogen and producing a catalyst for such method

A method of reducing nitrogen oxides in exhaust gas of an internal combustion engine by selective catalytic reduction (SCR) comprises contacting the exhaust gas also containing ammonia and oxygen with a catalytic converter comprising a catalyst (2) comprising at least one crystalline small-pore molecular sieve catalytically active component (ZM,I) having... Johnson Matthey Public Limited Company

05/18/17 / #20170137913

Interseparation of metals

The invention relates to processes for separating metals, and in particular for separating precious metals such as platinum and palladium, by solvent extraction. The invention also provides novel solvent extraction mixtures useful in the processes of the invention. The inventors have found that by simultaneously employing different extraction mechanisms for... Johnson Matthey Public Limited Company

05/18/17 / #20170137914

Mercury removal

Disclosed is selective removal of mercury from aqueous feeds also including precious metals. In particular, the present invention is useful for removal of mercury from processing waters produced during precious metal mining processes. The process includes contacting the aqueous feed solution with a solid sorbent material including thiol and/or thiolate... Johnson Matthey Public Limited Company

05/11/17 / #20170128921

Aluminosilicate aei zeolite preparation

A novel method for synthesizing AEI zeolites is provided which results in high relative yields of AEI based on the weight of the reaction mixture and on the structure directing agent. The method also provides for the reduced use of water in the reaction mixture.... Johnson Matthey Public Limited Company

05/11/17 / #20170128922

Cold start catalyst and its use in exhaust systems

A cold start catalyst is disclosed. The cold start catalyst comprises a zeolite catalyst and a supported platinum group metal catalyst. The zeolite catalyst comprises a base metal, a noble metal, and a zeolite. The supported platinum group metal catalyst comprises one or more platinum group metals and one or... Johnson Matthey Public Limited Company

Patent Packs
05/04/17 / #20170120192

Oxidation catalyst

A catalysed soot filter comprises an oxidation catalyst for oxidizing NO to NO2 and/or oxidizing CO to CO2 and/or HC to CO2 and H2O disposed on a wall flow filter monolithic substrate, the oxidation catalyst comprising: a platinum group metal component, and a pre-calcined support material comprising a mixed magnesium... Johnson Matthey Public Limited Company

05/04/17 / #20170120231

Complexes

Also, processes for the preparation of the complexes, and their use in carbon-carbon and carbon-heteroatom coupling reactions.... Johnson Matthey Public Limited Company

05/04/17 / #20170121357

Complexes

Also, a process for the preparation of the complexes, and their use in carbon-carbon and carbon-heteroatom coupling reactions.... Johnson Matthey Public Limited Company

05/04/17 / #20170122887

Apparatus and scanning a structure, and collimator therefor

An apparatus for scanning a structure to detect density differences between different structure parts, the apparatus includes a source of gamma radiation, a plurality of first detectors arranged to detect radiation emitted by the source along a plurality of respective first paths, a plurality of second detectors arranged to detect... Johnson Matthey Public Limited Company

04/20/17 / #20170106337

Oxidation catalyst for a diesel engine exhaust

An oxidation catalyst is described for treating an exhaust gas produced by a diesel engine comprising a catalytic region and a substrate, wherein the catalytic region comprises a catalytic material comprising: bismuth (Bi), antimony (Sb) or an oxide thereof; a platinum group metal (PGM) selected from the group consisting of... Johnson Matthey Public Limited Company

04/20/17 / #20170107878

Exhaust system

An exhaust system for an internal combustion engine, the exhaust system comprising, a lean NOx trap, a NOx storage and reduction zone on a wall flow monolithic substrate having a pre-coated porosity of 50% or greater, the NOx storage and reduction zone comprising a platinum group metal loaded on one... Johnson Matthey Public Limited Company

04/06/17 / #20170095805

Passive nox adsorber

A NOx absorber catalyst for treating an exhaust gas from a lean burn engine. The NOx absorber catalyst comprises a molecular sieve catalyst comprising a noble metal and a molecular sieve, wherein the molecular sieve contains the noble metal; an oxygen storage material for protecting the molecular sieve catalyst; and... Johnson Matthey Public Limited Company

04/06/17 / #20170096922

Exhaust system comprising a passive nox adsorber

An exhaust system for treating an exhaust gas produced by a lean burn engine comprising: (i) a NOx absorber catalyst comprising a molecular sieve catalyst disposed on a substrate, wherein the molecular sieve catalyst comprises a noble metal and a molecular sieve, wherein the molecular sieve contains the noble metal;... Johnson Matthey Public Limited Company

04/06/17 / #20170096923

Passive nox adsorber

A NOx absorber catalyst for treating an exhaust gas from a diesel engine. The NOx absorber catalyst comprises a first NOx absorber material comprising a molecular sieve catalyst, wherein the molecular sieve catalyst comprises a noble metal and a molecular sieve, and wherein the molecular sieve contains the noble metal;... Johnson Matthey Public Limited Company

03/30/17 / #20170087512

Oxidation catalyst for treating the exhaust gas of a compression ignition engine

An exhaust system for a compression ignition engine comprising an oxidation catalyst for treating carbon monoxide (CO) and hydrocarbons (HCs) in exhaust gas from the compression ignition engine, wherein the oxidation catalyst comprises: a platinum group metal (PGM) component selected from the group consisting of a platinum (Pt) component, a... Johnson Matthey Public Limited Company

03/30/17 / #20170087513

Catalytic filter having a soot catalyst and an scr catalyst

A catalytic filter is provided having a mixture of an SCR catalyst and soot oxidation catalyst where the soot oxidation catalyst is a copper doped ceria, iron doped ceria or manganese doped ceria. The mixture of an SCR catalyst and soot oxidation catalyst provides for a lowering of the peak... Johnson Matthey Public Limited Company

03/30/17 / #20170087541

Zoned ammonia slip catalyst for use in combustion turbines

A catalytic article for treating an exhaust gas stream containing one or more of NOx, hydrocarbons, CO, SOx and ammonia from a combustion turbine comprises (a) a substrate having an inlet end and an outlet end defining an axial length; (b) an oxidation layer comprising an oxidation catalyst comprising one... Johnson Matthey Public Limited Company

03/23/17 / #20170080388

Gasoline engine with an exhaust system for combusting particulate matter

A gasoline engine having an exhaust system comprises means for trapping particulate matter (PM) from the exhaust gas and a catalyst for catalysing the oxidation of the PM by carbon dioxide and/or water in the exhaust gas, which catalyst comprising a supported alkali metal. The invention further includes a method... Johnson Matthey Public Limited Company

03/23/17 / #20170081350

Processes for the preparation of ruthenium or osmium complexes comprising p and n donor ligands

An improved processes for the preparation of ruthenium or osmium complexes including P and N donor ligands, in particular, ruthenium complexes.... Johnson Matthey Public Limited Company

03/16/17 / #20170072364

Nox trap composition

A NOx trap composition, and its use in an exhaust system for internal combustion engines, is disclosed. NOx trap composition comprises a platinum group metal, barium, cobalt, and a magnesia-alumina support. The NOx trap composition is less prone to storage deactivation and exhibits reduced N2O formation.... Johnson Matthey Public Limited Company

Patent Packs
03/16/17 / #20170072381

Desulphurisation material comprising copper supported on zinc oxide

A particulate desulfurization material includes one or more copper compounds supported on a zinc oxide support material, wherein the desulfurization material has a copper content in the range 0.1 to 5.0% by weight and a tapped bulk density ≧1.55 kg/l. The material is obtained by (i) mixing a powdered copper... Johnson Matthey Public Limited Company

03/09/17 / #20170069908

Process for the preparation of carbon-coated lithium transition metal phosphate and its use

A process for the preparation of carbon-coated lithium transition metal phosphate having the formula Li0.9+xMyMn1−yPO4 and its use as cathode material in secondary lithium-ion batteries wherein the process includes few synthesis steps which can be conducted easily, therefore providing a low cost process and results in a complete reaction of... Johnson Matthey Public Limited Company

03/02/17 / #20170056866

Three-way catalyst and its use in exhaust systems

A three-way catalyst is disclosed. The three-way catalyst comprises a silver-containing extruded zeolite substrate and a catalyst layer disposed on the silver-containing extruded zeolite substrate. The catalyst layer comprises a supported platinum group metal catalyst comprising one or more platinum group metals and one or more inorganic oxide carriers. The... Johnson Matthey Public Limited Company

02/16/17 / #20170043322

Nox trap

A NOx trap comprises components comprising at least one platinum group metal, at least one NOx storage material and bulk ceria or a bulk cerium-containing mixed oxide deposited uniformly in a first layer on a honeycombed substrate monolith, the components in the first layer having a first, upstream, zone having... Johnson Matthey Public Limited Company

02/16/17 / #20170044050

Conductive paste, electrode and solar cell

The present invention relates to conductive pastes suitable for use in solar cells, to a method of manufacturing a light receiving surface electrode of a solar cell, and to a light receiving surface of a solar cell. The paste includes a mixed oxide (e.g. a glass frit) which includes lead,... Johnson Matthey Public Limited Company

02/16/17 / #20170045465

Apparatus and scanning a structure

An apparatus and method for scanning a structure for detecting variations in density of a structure, the apparatus (10) includes: a source of radiation (20); a plurality of detectors (30), arranged for receiving radiation emitted by the source along a plurality of respective paths (26); the apparatus configured such that,... Johnson Matthey Public Limited Company

02/02/17 / #20170030844

Scanning instrument

A scanning apparatus for measuring the attenuation of radiation passing from a radiation source along a radiation path to a radiation detector includes a source of radiation; at least one radiation detector capable of detecting radiation emitted by the source a data processor associated with the at least one radiation... Johnson Matthey Public Limited Company

01/26/17 / #20170022121

Process

(iii) passing the second feed gas mixture through a bed of an oxidation catalyst to react the residual hydrogen and oxygen to form a hydrogen depleted methane-containing gas mixture.... Johnson Matthey Public Limited Company

01/12/17 / #20170007985

Catalytic converter

In order to specify a catalytic converter, especially SCR catalytic converter, with maximum catalytic activity, this catalytic converter has at least one catalytically active component and additionally at least one porous inorganic filler component having meso- or macroporosity. The organic porous filler component has a proportion of about 5 to... Johnson Matthey Public Limited Company

01/12/17 / #20170009623

Nitrogen oxides (nox) storage catalyst

A catalyst for storing nitrogen oxides (NOx) in an exhaust gas from a lean burn engine comprising a NOx storage material and a substrate, wherein the NOx storage material comprises a NOx storage component and an NO oxidation promoter on a support material, wherein the NO oxidation promoter is manganese... Johnson Matthey Public Limited Company

01/05/17 / #20170001169

Passive nox adsorber

A passive NOx adsorber is disclosed. The passive NOx adsorber is effective to adsorb NOx at or below a low temperature and release the adsorbed NOx at temperatures above the low temperature. The passive NOx adsorber comprises a noble metal and a molecular sieve having an LTL Framework Type. The... Johnson Matthey Public Limited Company








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Johnson Matthey Public Limited Company in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Johnson Matthey Public Limited Company with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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