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| Number | Title | Issue Date |
| 8182777 | Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least o... | 05/22/2012 |
| 8173324 | Catalyst A platinum alloy catalyst PtX, wherein the atomic percent of platinum in the bulk alloy is from 5 to 50 at %, the remaining being X, characterised in that the atomic percent of platinum at the surface of the alloy is from 10 to 80 at %, the remainder being X, provid... | 05/08/2012 |
| 8153549 | Catalyst for treating exhaust gas and device for treating exhaust gas using the same A catalyst for treating an exhaust gas has at least a carrier and plural layers formed on the carrier, wherein at least one layer of the above plural layers has an interstice in the layer, and at least one layer of the above plural layers contains a catalyst compone... | 04/10/2012 |
| 8133306 | Gas diffusion substrate A gas diffusion substrate includes a non-woven network of carbon fibres, the carbon fibres are graphitised but the non-woven network has not been subjected to a graphitisation process. A mixture of graphitic particles and hydrophobic polymer is disposed within the n... | 03/13/2012 |
| 8127537 | Exhaust system for a spark-ignited internal combustion engine An exhaust system for a spark-ignited internal combustion engine comprises a three-way catalyst composition including an oxygen storage component, which TWC composition is coated on a flow-through monolith substrate, which substrate comprising a plurality of channel... | 03/06/2012 |
| 8119803 | Preparation of opiate analgesics by reductive alkylation A process for preparing a compound of formula (A), (B) or (C): wherein P is H, CH3 or a hydroxyl protecting group; X is O, a protected ketone, OH, a protected hydroxyl group or H; Y is OH, a protected hydroxyl gr... | 02/21/2012 |
| 8106201 | Process for the synthesis of morphinane compounds and intermediates thereof This invention relates to intermediates useful in the preparation of opiate alkaloids, particularly morphinane compounds. The invention also relates to processes for preparing such intermediates and to processes which utilise such intermediates in the synthesis of m... | 01/31/2012 |
| 8105560 | System for treating a gas stream A system for treating a gas stream containing nitrogen oxides (NOx) and particulates flowing in the system comprises means for injecting a source of ammonia (NH3) or urea (CO(NH2)2) into a flowing exhaust gas upstream of a... | 01/31/2012 |
| 8105559 | Thermally regenerable nitric oxide adsorbent A method of reducing nitrogen oxides (NOx) present in a lean gas stream comprising nitric oxide (NO) comprises the steps of: (i) net adsorbing NO per se from the lean gas stream in an adsorbent comprising palladium and a cerium oxide at below 200° C.; (i... | 01/31/2012 |
| 8101147 | Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least o... | 01/24/2012 |
| 8101146 | Catalysts for the reduction of ammonia emission from rich-burn exhaust A system for reducing ammonia (NH3) emissions includes (a) a first component comprising a first substrate containing a three-way catalyst, wherein the first component is disposed upstream of a second component comprising a second substrate containing an a... | 01/24/2012 |
| 8092767 | Method of decomposing nitrogen dioxide A method of decomposing nitrogen dioxide to nitrogen monoxide in an exhaust gas of a lean-burn internal combustion engine, such as a diesel engine, comprises adjusting the C1 hydrocarbon:nitrogen oxides (C1 HC:NOx) ratio of the exhaust gas to from 0.1 to ... | 01/10/2012 |
| 8091351 | Non-zeolite base metal SCR catalyst An article for treating a gas containing nitrogen oxides including: (a) a monolith substrate; and (b) a catalytic composition containing at least one catalytic component consisting of (i) at least one transition me... | 01/10/2012 |
| 8071503 | Catalyst An electrocatalyst, suitable for use in a fuel cell, comprises an alloy having a single crystalline phase, wherein the alloy consists of 5-95 at % palladium, 5-95 at % ruthenium and less than 10 at % of other metals, provided that the alloy does not consist of 50 at... | 12/06/2011 |
| 8039509 | Composition comprising (−)-Δ-trans-tetrahydrocannabinol A composition comprising a tetrahydrocannabinol compound, a solvent and an acid, wherein the tetrahydrocannabinol compound may be Δ8 tetrahydrocannabinol, (−)-Δ9-trans-tetrahydrocannabinol or a side chain alkyl derivative of either compound... | 10/18/2011 |
| 8012439 | Filter A filter for filtering particulate matter (PM) from exhaust gas emitted from a positive ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a poro... | 09/06/2011 |
| 8006485 | Compression ignition engine and exhaust system therefor A system including a compression ignition engine operable in a first, normal running mode and operable in a second mode to produce an exhaust gas having an increased level of carbon monoxide (CO) relative to the exhaust gas produced in the first mode. The system, wh... | 08/30/2011 |
| 7998443 | Small pore molecular sieve supported copper catalysts durable against lean/rich aging for the reduction of nitrogen oxides A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least o... | 08/16/2011 |
| 7998424 | Exhaust system comprising zoned oxidation catalyst An exhaust system for a lean-burn internal combustion engine comprises a catalyst for oxidising carbon monoxide and hydrocarbons comprising a flow-through substrate monolith comprising a first platinum group metal (PGM) zone containing at least one PGM supported on ... | 08/16/2011 |
| 7985391 | Non-zeolite base metal SCR catalyst A method of converting nitrogen oxides in a gas stream to nitrogen comprises contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a non-zeolite base metal catalyst consisting of: (a) at least one transition metal dispersed on a mixed o... | 07/26/2011 |
| 7930881 | Exhaust system for lean burn IC engine including particulate filter and NOabsorbent An exhaust system for a lean burn internal combustion engine includes a particulate filter (CSF), a first NOx absorbent (NOx(1)) disposed upstream of the filter and a second NOx absorbent (NOx(2)) disposed do... | 04/26/2011 |
| 7910773 | Adsorption of volatile organic compounds derived from organic matter A method for adsorbing volatile organic compounds (VOCs) derived from organic matter comprises adsorbing the VOCs onto palladium doped ZSM-5, optionally at ambient temperature. The organic matter can be perishable organic goods such as food, including fruit and/or v... | 03/22/2011 |
| 7901835 | Platinum alloy catalyst A platinum alloy catalyst can be used as a fuel cell catalyst. The platinum alloy is a PtAuX alloy wherein X is one or more metals chosen from the group consisting of transition metals, and wherein the alloy contains 40-97% Pt, 1-40% Au and 2-20% X. Electrodes, cata... | 03/08/2011 |
| 7875718 | Process for the synthesis of morphinane compounds and intermediates thereof This invention relates to intermediates useful in the preparation of opiate alkaloids, particularly morphinane compounds. The invention also relates to processes for preparing such intermediates and to processes which utilise such intermediates in the synthesis of m... | 01/25/2011 |
| 7861516 | Methods of controlling reductant addition An exhaust system for a vehicular lean-burn internal combustion engine includes a NOx reduction catalyst, a source reductant, means (20) for contacting the catalyst with the reductant, means for sensing the temperature of the exhaust gas and/or the... | 01/04/2011 |
| 7851095 | Anode structure An anode structure for incorporation into a fuel cell includes a first region having one or more electrocatalysts, in which the first region is adjacent to the fuel inlet when the anode structure is incorporated into a fuel cell, and a second region having one or mo... | 12/14/2010 |
| 7832203 | Exhaust system for a lean burn internal combustion engine An exhaust system for an internal combustion engine has a catalyzed ceramic wall flow particulate filter coated with a washcoat composition. The washcoat composition includes an oxidation catalyst of at least one platinum group metal and a NOx absorbent. ... | 11/16/2010 |
| 7820448 | Waste materials sampling, assaying for desired components or metals, and refining A bulk sample is fed with a liquid into a mixing tank (1) where it is stirred to form a dispersion. A proportion of the dispersion is recycled from the bottom of the tank through a line to the top of the tank so that at least the dispersion in the recycle loo... | 10/26/2010 |
| 7772147 | Catalyst carrier substrate coated with washcoat comprising fibrous material A solid catalyst carrier substrate coated with a surface area-enhancing washcoat composition including a catalytic component, a metal oxide and a refractory fibrous or whisker-like material having an aspect ratio of length to thickness in excess of 5:1. ... | 08/10/2010 |
| 7758832 | Method of decomposing nitrogen dioxide A method of decomposing NO2 to NO in an exhaust gas of a lean-bum internal combustion engine comprises the steps of contacting an acidic metal oxide selected from the group consisting of zeolites, tungsten-doped titania, silica-titania, zirconia-titania, ... | 07/20/2010 |
| 7736539 | Ion-conducting polymers and membranes comprising them An ion-conducting polymer wherein at least 80% of the repeat units comprise an ion-conducting region and a spacer region is disclosed. The ion-conducting region has an aromatic backbone of one or more aromatic groups, wherein at least one ion-conducting functional g... | 06/15/2010 |
| 7682583 | Lean NOtrap/conversion catalyst A process and composition for converting nitrogen oxides present in exhaust gases produced by an internal combustion engine utilize cobalt and at least one alkali metal or alkaline earth metal as a component of an adsorbent. The process involves contacting the exhau... | 03/23/2010 |
| 7678162 | Gas diffusion substrate and electrode An electrically conducting gas diffusion substrate, capable of removing oxidisable impurities from an impure gas stream, which comprises an electrically conducting porous structure and a first catalytic component, wherein the first catalytic component comprises a fi... | 03/16/2010 |
| 7560401 | Frits and obscuration enamels for automotive applications Frits, obscuration enamel compositions including frits and automotive windshields having obscuration enamel compositions applied thereto are described. According to one or more embodiments, the obscuration enamel composition comprises a paste component and a frit co... | 07/14/2009 |
| 7540439 | Reactive milling process for the manufacture of a hydrogen storage alloy A process for the manufacture of a hydrogen storage material comprises comminuting a source of magnesium under a reducing atmosphere for a time sufficient to produce particles of a required particle size and crystallite size. At least one reducible PGM compound is i... | 06/02/2009 |
| 7498010 | Catalytic reduction of NO 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, a particulate filter, a source of reductant such as NH3 and an SCR catalys... | 03/03/2009 |
| 7488456 | Method of treating atmospheric pollutants A method of reducing at least one atmospheric oxidizing pollutant, such as ozone, with a reducing agent comprises contacting the reducing agent with the at least one atmospheric oxidizing pollutant, wherein the reducing agent comprises a precious metalfree trap mate... | 02/10/2009 |
| 7485271 | Catalyst structure for treating NOcontaining exhaust gas from a lean burn engine A catalyst structure for treating exhaust gas from a lean burn internal combustion engine comprises a substrate monolith comprising a lean NOX catalyst (LNC) composition associated with at least one partial oxidation catalyst (POC), wherein the LNC compos... | 02/03/2009 |
| 7485270 | Process for treating compression ignition engine exhaust gas A process for treating exhaust gas from a compression ignition engine wherein substantially all fuel for combustion is injected into a combustion chamber prior to the start of combustion comprises contacting the exhaust gas with a catalyst comprising a supported pal... | 02/03/2009 |
| 7481971 | Iridium alloy An iridium alloy consists essentially of iridium and at least one of W and Zr, and optionally Rh. When present, W comprises between 0.01 and 5 wt % of the alloy; when present in combination with W, Zr comprises between 0.01 and 0.5 wt % of the alloy; when present al... | 01/27/2009 |
