Roth, PA
Andrew Roth, Havertown, PA US
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20130094998 | PLATELET AGGREGATION TEST AND DEVICE - An assembly for testing platelet aggregation including an electrode subassembly that is mounted in a cuvette subassembly for use with relatively small samples containing platelets. | 04-18-2013 |
20140093429 | Platelet aggregation test and device - An assembly for testing platelet aggregation including an electrode subassembly that is mounted in a cuvette subassembly for use with relatively small samples containing platelets. | 04-03-2014 |
Calvin W. Roth, Newville, PA US
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20150013097 | SNOW AND ICE REMOVAL SYSTEM - A snow and ice removal system for removing frozen precipitation from an exterior surface of a vehicle, including a base including a device for pressurizing air and a conduit for conveying pressurized air from the device to an upper exterior surface of a vehicle. The system is portable and self-contained. | 01-15-2015 |
Christoph Roth, West Chester, PA US
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20100298941 | DYNAMIC TRIAL IMPLANTS - A trial implant system including a trial implant configured to be temporarily inserted into an intervertebral space defined by a superior vertebral body and an inferior vertebral body is disclosed. The trial implant may include a superior plate and an inferior plate coupled to the superior plate. The superior plate may have a first mating portion that defines a first articulating interface and the inferior plate may have a second mating portion that defines a second articulating interface. The second articulating interface may be configured to interact with the first articulating interface of the superior plate such that at least one of the superior plate and the inferior plate is capable of movement relative to the other. The first and second articulating interfaces may be primary or auxiliary articulating interfaces. For example, the first and second articulating interfaces may be corresponding curved surfaces or they may be corresponding engagement features. | 11-25-2010 |
Christoph A. Roth, West Chester, PA US
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20100121329 | TRANSLATABLE CARRIAGE FIXATION SYSTEM - Translational bone fixation assemblies, kits containing such assemblies, and methods of use are described herein. The described assemblies may be used in spinal fusion procedures in which a damaged or diseased disc (or part of a disc) is removed from between a pair of vertebrae and a spinal fusion spacer is placed between the vertebrae. The assemblies may be applied to an anterior portion of the affected vertebrae to span the affected disc space, and may be fixed to the vertebrae using bone screws. The assemblies may function to maintain the vertebrae aligned during the initial period following fixation in which fusion of the spacer to the adjacent vertebrae occurs. The assemblies may also function to share some of the axial spinal load applied to the fusion spacer to prevent extreme subsidence of the spacer into the vertebral body, such as where the patient has poor bone quality. | 05-13-2010 |
20120283782 | TRANSLATABLE CARRIAGE FIXATION SYSTEM - Translational bone fixation assemblies, kits containing such assemblies, and methods of use are described herein. The described assemblies may be used in spinal fusion procedures in which a damaged or diseased disc (or part of a disc) is removed from between a pair of vertebrae and a spinal fusion spacer is placed between the vertebrae. The assemblies may be applied to an anterior portion of the affected vertebrae to span the affected disc space, and may be fixed to the vertebrae using bone screws. The assemblies may function to maintain the vertebrae aligned during the initial period following fixation in which fusion of the spacer to the adjacent vertebrae occurs. The assemblies may also function to share some of the axial spinal load applied to the fusion spacer to prevent extreme subsidence of the spacer into the vertebral body, such as where the patient has poor bone quality. | 11-08-2012 |
20140277175 | BONE REPAIR SYSTEM, KIT AND METHOD - A bone repair system, kit and method for percutaneous repair of a bone segment containing a first bone segment and a second bone segment in a patient, each bone segment having a drill hole. The system comprises a longitudinal member configured to contact the first bone segment and the second bone segment and having at least one opening and cleats on the side adapted to contact the first bone segment and the second bone segment; a first fastener assembly configured to be disposed through the opening of the longitudinal member to hold the longitudinal member in place through the opening and the hole in the first bone segment; and a second fastener assembly configured to be disposed through the opening of the longitudinal member to hold the longitudinal member in place through the opening and the hole in the second bone segment. | 09-18-2014 |
Christoph Andreas Roth, West Chester, PA US
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20100268229 | Intramedullary Rod with Spiraling Flutes - This invention relates generally to devices, systems and methods for the internal fixation of bone fractures, and particularly, to intramedullary fracture fixation devices such as those used in, for example, the treatment of long bone fractures. An IM rod preferably is provided with multiple curved sections in different planes preferably designed to conform with the long bones of a patient, both during insertion and in the rod's final position in the long bone. In addition, the overlap of portions of the curved sections results in a co-planar curvature of portions of the IM rod which assist in the insertion process by guiding the proper rotation of the IM rod as it is inserted into the bone. Spiraling flutes extending down the distal portion of the rod also assist in properly guiding and orienting the rod about its longitudinal axis during insertion such that the appropriate segment of the curved rod conforms with the appropriate portion of the long bone at the appropriate place. | 10-21-2010 |
20100324566 | DRILL-TAP-SCREW DRILL GUIDE - A surgical drill guide for use with a bone plate having fastener holes oriented at predetermined angles with respect to the plate, the surgical drill guide having at least one alignment drill guiding barrel that is aligned with the respective fastener holes in the bone plate for drilling the holes at the desired range of angles permitted by the plate hole. | 12-23-2010 |
20140039496 | Intramedullary Rod With Spiraling Flutes - This invention relates generally to devices, systems and methods for the internal fixation of bone fractures, and particularly, to intramedullary fracture fixation devices such as those used in, for example, the treatment of long bone fractures. An IM rod preferably is provided with multiple curved sections in different planes preferably designed to conform with the long bones of a patient, both during insertion and in the rod's final position in the long bone. In addition, the overlap of portions of the curved sections results in a co-planar curvature of portions of the IM rod which assist in the insertion process by guiding the proper rotation of the IM rod as it is inserted into the bone. Spiraling flutes extending down the distal portion of the rod also assist in properly guiding and orienting the rod about its longitudinal axis during insertion such that the appropriate segment of the curved rod conforms with the appropriate portion of the long bone at the appropriate place. | 02-06-2014 |
David J. Roth, Downingtown, PA US
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20110083532 | PROCESS FOR INCREASING DROSS RECOVERIES - A process for increasing the percentage of metal recovery from dross containing metal particles of different sizes having oxide and salt components adhered thereto. The process includes crushing and tumbling the dross to mechanically remove all of the oxide and salt components from the larger of the metal particles, separating the larger metal particles from the removed oxide and salt components and the smaller metal particles to provide a supply of larger metal particle concentrate, separating the removed oxide and salt components from the smaller metal particles, mechanically impacting the smaller metal particles to remove any additional oxide and salt components from the smaller metal particles, and separating the smaller metal particles from the additional oxide and salt components to provide a supply of smaller metal particle concentrate. | 04-14-2011 |
Dean Van-John Roth, Center Valley, PA US
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20080202550 | Transmission of Ultrasonic Energy into Pressurized Fluids - Ultrasonic probe comprising an elongate body having a first end and a second end, an ultrasonic transducer attached to the probe at or adjacent the first end, and an enlarged support section intermediate the ultrasonic transducer and the second end, wherein the enlarged support section has an equivalent diameter greater than an equivalent diameter of the body at any location between the enlarged support section and the ultrasonic transducer. The probe may be used to introduce ultrasonic energy into ultrasonic cleaning systems. | 08-28-2008 |
Donald B. Roth, Cabot, PA US
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20090266951 | Magnetic Organizer - A magnetic organizer is provided that includes cooperative magnetic members, one generally planar member and one support assembly having a magnetic member, and including one or more horizontally-extending protuberances on the generally planar member. The protuberances create a non-vertical surface that at least some portion of the support assemblies may catch upon, thereby preventing downward sliding. | 10-29-2009 |
20120104198 | MAGNETIC ORGANIZER - A magnetic organizer is provided that includes cooperative magnetic members, one generally planar member and one support assembly having a magnetic member, and including one or more horizontally-extending protuberances on the generally planar member. | 05-03-2012 |
Gabriel Roth, Pittsburgh, PA US
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20130118932 | DECORATIVE CASE - A case for a portable electronic device that includes a first section having a first plurality of apertures, a second section having a second plurality of apertures, and a plurality of decorative pieces that have a base. The second section is slideable in relation to the first section such that the second plurality of apertures overlaps the first plurality of apertures when the first section and the second section are in a first position or in a second position. The base of each decorative piece is sized and configured to pass through a first overlap region when the first and second sections are in a first position and the base is held in a locked engagement in a second overlap region when the first and second sections are in a second position. | 05-16-2013 |
20130118934 | DECORATIVE CASE - A case for a portable electronic device that includes a first section having a first plurality of apertures, a second section having a second plurality of apertures, and a plurality of decorative pieces that have a base. The second section is slideable in relation to the first section such that the second plurality of apertures overlaps the first plurality of apertures when the first section and the second section are in a first position or in a second position. The base of each decorative piece is sized and configured to pass through a first overlap region when the first and second sections are in a first position and the base is held in a locked engagement in a second overlap region when the first and second sections are in a second position. | 05-16-2013 |
Gary Stuart Roth, Fogelsville, PA US
Patent application number | Description | Published |
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20140083838 | Removal of Dissolved Gases for Boiler Feed Water Preparation - Method for removing dissolved gases from water to produce boiler feed water in a catalytic steam reforming process where boiler feed water is heated by indirect heat transfer with a reformate stream and/or a combustion product gas stream and the boiler feed water subsequently flash vaporized to form steam and residual liquid water, where the steam formed by flash vaporization strips the dissolved gases from the water. | 03-27-2014 |
20140084213 | Removal of Dissolved Gases for Boiler Feed Water Preparation - Method for removing dissolved gases from water to produce boiler feed water in a catalytic steam reforming process where boiler feed water is heated by indirect heat transfer with a reformate stream and/or a combustion product gas stream and the boiler feed water subsequently flash vaporized to form steam and residual liquid water, where the steam formed by flash vaporization strips the dissolved gases from the water. | 03-27-2014 |
Gregory W. Roth, Furnace, PA US
Patent application number | Description | Published |
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20120260836 | APPARATUS AND METHOD FOR NO-TILL INTER-ROW SIMULTANEOUS APPLICATION OF HERBICIDE AND FERTILIZER, SOIL PREPARATION, AND SEEDING OF A COVER CROP IN A STANDING CROP - A no-till apparatus for application of herbicide and fertilizer, soil preparation, and seeding of a cover crop in a standing crop has inter-row assemblies configured to pass along inter-row areas between adjacent row lines of standing crop plants. Each assembly includes a fertilizer applicator, a no-till soil preparation element, a cover crop seed applicator, and a post-seeding element. | 10-18-2012 |
20140197249 | APPARATUS AND METHOD FOR NO-TILL INTER-ROW SIMULTANEOUS APPLICATION OF HERBICIDE AND FERTILIZER, SOIL PREPARATION, AND SEEDING OF A COVER CROP IN A STANDING CROP - A no-till apparatus for application of herbicide and fertilizer, soil preparation, and seeding of a cover crop in a standing crop has inter-row assemblies configured to pass along inter-row areas between adjacent row lines of standing crop plants. Each assembly includes a fertilizer applicator, a no-till soil preparation element, a cover crop seed applicator, and a post-seeding element. The apparatus may include movable auxiliary seeding units such that the apparatus may operate as a grain drill. | 07-17-2014 |
Jennifer P. Roth, Philadelphia, PA US
Patent application number | Description | Published |
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20110302097 | BEHAVIOR-BASED NETWORKS - A networking service that receives information about behaviors of the users, such as behaviors in which a user is engaging now or will engage in the future. The networking service compares the behavior information to identify matches between two or more users. When a match is detected, the networking service may form a network (e.g., a social network) between the two or more users by connecting the users in a network. The users may then communicate in the network, and additional users may be added to the network when those users are determined to be engaging in the behavior. When the networking service detects that the users are no longer engaging in the behaviors on which the match was identified, the networking service may disconnect users from one another or the network, and the networking service may eliminate the network. | 12-08-2011 |
John Roth, Mckean, PA US
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20090044590 | SINGLE POINT INCREMENTAL FORMING OF METALLIC MATERIALS USING APPLIED DIRECT CURRENT - A method for forming a sheet metal component using an electric current passing through the component is provided. The method can include providing a single point incremental forming, the machine operable to perform a plurality of single point incremental deformations on the sheet metal component and also apply an electric direct current to the sheet a metal component during at least part of the forming. The direct current can be applied before or after the forming has started and/or be terminated before or after the forming has stopped and can reduce the magnitude of force required to produce a given amount of deformation, increase the amount of deformation exhibited before failure and/or reduce any springback typically exhibited by the sheet metal component. | 02-19-2009 |
20120055217 | ELECTRICAL-ASSISTED DOUBLE SIDE INCREMENTAL FORMING AND PROCESSES THEREOF - A process for forming a sheet metal component using an electric current passing through the component is provided. The process can include providing a double side incremental forming machine, the machine operable to perform a plurality of double side incremental deformations on the sheet metal component and also apply an electric direct current to the sheet metal component during at least part of the forming. The direct current can be applied before or after the forming has started and/or be terminated before or after the forming has stopped. The direct current can be applied to any portion of the sheet metal. The electrical assistance can reduce the magnitude of force required to produce a given amount of deformation, increase the amount of deformation exhibited before failure and/or reduce any springback typically exhibited by the sheet metal component. | 03-08-2012 |
20140345351 | APPARATUS FOR ELECTRICAL-ASSISTED INCREMENTAL FORMING AND PROCESS THEREOF - A process and apparatus for forming a sheet metal component using an electric current passing through the component. The process can include providing an incremental forming machine, the machine having at least one arcuate tipped tool and at least electrode spaced a predetermined distance from the arcuate tipped tool. The machine is operable to perform a plurality of incremental deformations on the sheet metal component using the arcuate tipped tool. The machine is also operable to apply an electric direct current through the electrode into the sheet metal component at the predetermined distance from the arcuate tipped tool while the machine is forming the sheet metal component. | 11-27-2014 |
John S. Roth, Erie, PA US
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20090107770 | METHOD FOR DETECTING FUGITIVE FUELING ARISING FROM A PRESSURE-LUBRICATED AIR INLET SYSTEM COMPONENT IN A RECIPROCATING INTERNAL COMBUSTION ENGINE - A method and system for detecting fugitive fueling arising from a pressure-lubricated air inlet system component, such as a turbocharger, within an internal combustion engine includes monitoring lubricating oil pressure within at least one location within the lubrication circuit of the engine and comparing the monitored oil pressure with the failure range contained within a component failure template. If the monitored oil pressure lies within the failure range of the component failure template, remedial action will be taken to mitigate engine damage caused by oil entering engine cylinders from the failed component. | 04-30-2009 |
John Stephen Roth, Millcreek, PA US
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20150204284 | MULTI-FUEL ENGINE SYSTEM - Various methods and systems are provided for an intake manifold for an engine. In one example, the intake manifold comprises a first passage for supplying intake air to a plurality of cylinders of the engine and a second passage for supplying gaseous fuel to the plurality of cylinders. | 07-23-2015 |
20150204285 | MULTI-FUEL ENGINE SYSTEM - Various methods and systems are provided for an intake manifold for an engine. In one example, an insert comprises an annular body having a top surface, bottom surface, inner surface, and outer surface. The insert further comprises a first groove for coupling an intake air port of an intake manifold to a cylinder head, a second groove for circulating gaseous fuel received from a gas runner of the intake manifold, and one or more openings to fluidically couple the second groove to an interior of the intake air port. The insert is configured to mix gaseous fuel and intake air at a coupling location between the intake manifold and the cylinder head. | 07-23-2015 |
John Stephen Roth, Millcreek Township, PA US
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20100030448 | METHOD AND SYSTEM FOR REDUCING UNBURNED FUEL AND OIL FROM EXHAUST MANIFOLDS - Methods and systems are provided for operating an internal combustion engine having an exhaust system and a plurality of cylinders that utilize fuel and/or oil for combustion and engine lubrication purposes. In one example, a method comprises, while the engine is operating in a low-load mode or an idle mode, successively operating distinct subsets of said cylinders at a cylinder load sufficient to increase an exhaust temperature for burning unburned fuel and/or oil deposited in the cylinders or engine exhaust system. Herein, each successively operated subset comprises at least one but fewer than all of the plurality of cylinders, and the cylinders that are not currently being operated in a subset are operated in a low- or no-fuel mode. | 02-04-2010 |
20110253113 | METHODS AND SYSTEMS FOR OPERATING AN ENGINE - Various methods and systems are provided for operating an internal combustion engine, the engine having a plurality of cylinders including one or more donor cylinders and one or more non-donor cylinders. In one example, a method includes, during an exhaust gas recirculation cooler heating mode, operating at least one of the donor cylinders at a cylinder load sufficient to increase an exhaust temperature for regenerating an exhaust gas recirculation cooler, and operating at least one of the non-donor cylinders in a low- or no-fuel mode. | 10-20-2011 |
John Stephen Roth, Lawrence Park, PA US
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20120323465 | METHODS AND SYSTEMS FOR EXHAUST GAS RECIRCULATION COOLER REGENERATION - Various methods and systems are provided for regenerating an exhaust gas recirculation cooler. One example method includes, initiating an EGR cooler regeneration mode, wherein the EGR cooler regeneration mode comprises changing a fuel distribution of a donor cylinder group relative to a non-donor cylinder group of an engine, and increasing at least one of engine speed or load of the engine. | 12-20-2012 |
John Stephen Roth, Erie, PA US
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20130283766 | ENGINE UTILIZING A PLURALITY OF CONTROL VALVES, AND A RELATED METHOD THEREOF - In accordance with the embodiments of the present invention, an engine is disclosed. The engine includes at least one donor cylinder and at least one non-donor cylinder coupled to an intake manifold feeding intake air and an exhaust manifold. The exhaust manifold is configured to carry an engine exhaust emission from the donor cylinder and the non-donor cylinder. The engine also includes an exhaust gas recirculation manifold extending from the donor cylinder to the intake manifold for recirculating a donor cylinder exhaust emission from the donor cylinder to the donor, and non-donor cylinders via the intake manifold. The engine further includes an after-treatment system and a sensor configured to sense a temperature of the engine exhaust emission and a device configured to receive a sensing signal from the sensor and to control a parameter of the engine and a component of the engine in response to the sensing signal. | 10-31-2013 |
John T. Roth, Mc Kean, PA US
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20080277034 | STRAIN WEAKENING OF METALLIC MATERIALS - A method for controlling the work hardening of a metal component during cold forming by using an electric current passing through the component is provided. The method can include providing a cold forming machine with at least a pair of dies, the machine operable to perform a cold forming operation and apply an electric direct current to a metal component placed in contact with the dies. In addition, the method includes providing a metal component and placing the metal component between the at least a pair of dies. Thereafter, cold forming of the metal component is performed with an electric direct current applied to the component during at least part of the time the component is being cold formed. In some instances, the cold forming is compressive cold forming. The direct current can be applied before or after the cold forming has started and/or be terminated before or after the cold forming has stopped. | 11-13-2008 |
John T. Roth, Erie, PA US
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20080257007 | METHOD AND APPARATUS FOR FORMING A BLANK AS A PORTION OF THE BLANK RECEIVES PULSES OF DIRECT CURRENT - A method is provided for forming a sheet metal blank or tubular blank in a metal forming tool, such as a sheet metal press or a media forming tool. The sheet metal press has an upper die and a lower die that are moved by a press to form the metal blank. The forming tool has a plurality of electrodes that are connected in an electrical circuit to a source of direct current. The electrodes provide pulses of the electric current to at least a portion of the blank. The method comprises loading the blank into the forming tool and closing the upper die and the lower die. The electrical circuit is completed between multiple electrodes through one or more portions of the blank. Electrical current is pulsed intermittently through the blank in a plurality of pulses. | 10-23-2008 |
20140150510 | SYSTEM AND METHOD FOR INCREMENTAL FORMING - A system includes a frame configured to hold a workpiece and first and second tool positioning assemblies configured to be opposed to each other on opposite sides of the workpiece. The first and second tool positioning assemblies each include a toolholder configured to secure a tool to the tool positioning assembly, a first axis assembly, a second axis assembly, and a third axis assembly. The first, second, and third axis assemblies are each configured to articulate the toolholder along a respective axis. Each axis assembly includes first and second guides extending generally parallel to the corresponding axis and disposed on opposing sides of the toolholder with respect to the corresponding axis. Each axis assembly includes first and second carriages articulable along the first and second guides of the axis assembly, respectively, in the direction of the corresponding axis. | 06-05-2014 |
Jonathan Roth, Philadelphia, PA US
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20130212063 | COMPUTER-IMPLEMENTED CLOUD-BASED LITIGATION MANAGEMENT SYSTEM - A system for managing litigation documents including a computer-readable medium having a litigation management application. The application has computer-executable instructions for managing documents. The system includes a server that executes the instructions for managing documents on the computer-readable medium. The system has a database containing document information. The database is arranged with the server such that the server can access and modify document information in the database. The application includes a first documents tab that receives inputs from a first user to upload documents to the database for display in the first documents tab. The application has a second documents tab that receives inputs from a second user. The application generates a notification for delivery to the second user when the first user uploads a document to the database. The application can display the document in the second documents tab when the first user uploads the document to the database. | 08-15-2013 |
Richard Roth, Birdsboro, PA US
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20100247946 | METHOD AND APPARATUS FOR SEMI-CONTINUOUS CASTING OF HOLLOW INGOTS AND PRODUCTS RESULTING THEREFROM - Methods and associated apparatus for semi-continuous casting of hollow ingots are described. In one embodiment a method for the semi-continuous casting of a metallic hollow ingot is provided. The method includes providing a mold comprising a mold center having an inner pipe and an outer pipe arranged to form an annular space for a cooling media and an outer mold, circulating a cooling media in the annular space, feeding a source material to the mold, heating the source material to produce a molten material, moving the mold center progressively downward relative to the outer mold, and solidifying the molten material to form a hollow ingot. Embodiments relating to an apparatus for semi-continuous casting of hollow ingots, and products resulting from the semi-continuous casting of hollow ingots are also described. | 09-30-2010 |
20120064359 | Method and Apparatus for Semi-Continuous Casting of Hollow Ingots and Products Resulting Therefrom - Methods and associated apparatus for semi-continuous casting of hollow ingots are described. In one embodiment a method for the semi-continuous casting of a metallic hollow ingot is provided. The method includes providing a mold comprising a mold center having an inner pipe and an outer pipe arranged to form an annular space for a cooling media and an outer mold, circulating a cooling media in the annular space, feeding a source material to the mold, heating the source material to produce a molten material, moving the mold center progressively downward relative to the outer mold, and solidifying the molten material to form a hollow ingot. Embodiments relating to an apparatus for semi-continuous casting of hollow ingots, and products resulting from the semi-continuous casting of hollow ingots are also described. | 03-15-2012 |
Stan Roth, Yardley, PA US
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20100172814 | Zeolite Catalyst With Improved NOx Reduction in SCR - The present invention is directed to a novel metal-promoted zeolite catalyst, a method of producing the catalyst and a method of sing the catalyst for the selective catalytic reduction of NO | 07-08-2010 |
Stanley Roth, Yardley, PA US
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20110212008 | Catalyzed Soot Filter - Described is a catalyzed soot filter wherein the inlet coating of the filter comprises an oxidation catalyst comprising platinum (Pt) and optionally palladium (Pd), wherein the outlet coating of the filter comprises an oxidation catalyst comprising Pd and optionally Pt, wherein the Pt concentration in the outlet coating is lower than the Pt concentration in the inlet coating and wherein the weight ratio of Pt:Pd in the outlet coating is in the range of from 0:1 to 2:1; and wherein the inlet coating and the outlet coating are present on the wall flow substrate at a coating loading ratio in the range of from 0.5 to 1.5, calculated as ratio of the loading of the inlet coating (in g/inch | 09-01-2011 |
20120288427 | Catalyzed Soot Filter With Layered Design - Disclosed is a catalyzed soot filter with layered design wherein the first coating of the filter comprises an oxidation catalyst comprising platinum (Pt) and optionally palladium (Pd), wherein the second coating of the filter comprises an oxidation catalyst comprising Pd and optionally Pt, wherein the Pt concentration in the second coating is lower than the Pt concentration in the first coating, and wherein the weight ratio of Pt:Pd in the second coating is in the range of from 1:1 to 0:1; and wherein the first coating and the second coating are present on the wall flow substrate at a coating loading ratio in the range of from 0.25 to 3, calculated as ratio of the loading of the first coating (in g/inch | 11-15-2012 |
20130084222 | Diesel Oxidation Catalyst with Layered Structure Containing Ceria Composition as Palladium Support Material for Enhanced HC and CO Gas Conversion - The present invention relates to a layered diesel oxidation catalyst (DOC) comprising: a) a carrier substrate; b) a diesel oxidation catalytic material comprising b1) a first layer located on the carrier substrate, the first layer comprising palladium impregnated on a support material comprising ceria in an amount of at least 45 weight-% based on the total weight of the support material, and optionally comprising platinum; b2) a second layer located on the first layer, the second layer comprising palladium and platinum each impregnated on a support material comprising a metal oxide; wherein the platinum to palladium weight ratio of the first layer is lower than the platinum to palladium weight ratio of the second layer. | 04-04-2013 |
20130172177 | SINTERING-STABLE HETEROGENEOUS CATALYSTS - A catalyst comprising (i) a support, (ii) metal particles and (iii) a shell which is arranged between the metal particles, wherein the shell (iii) comprises silicon oxide. | 07-04-2013 |
Stanley A. Roth, Yardley, PA US
Patent application number | Description | Published |
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20080292519 | Bifunctional Catalysts for Selective Ammonia Oxidation - Catalysts, methods, and systems for treating diesel engine exhaust streams are described. In one or more embodiments, the catalyst comprises platinum, a second metal from one of the groups VB, VIIB, VIIB, VIIIB, IB, or IIB of the periodic table, a refractory metal oxide, and a zeolite, the oxidation catalyst already being effective to remove ammonia at temperatures less than about 300° C. and exhibiting no significant decrease in ammonia oxidation efficiency upon hydrothermal aging. A method aspect includes first passing a vehicle's engine exhaust stream through a NO | 11-27-2008 |
20090304564 | NOx Storage Materials and Traps Resistant to Thermal Aging - Nitrogen oxide storage materials and methods of manufacturing nitrogen oxide storage materials are disclosed. The nitrogen oxide storage materials can be used to manufacture catalytic trap disposed in an exhaust passage of an internal combustion engine which is operated periodically between lean and stoichiometric or rich conditions, for abatement of NOx in an exhaust gas stream which is generated by the engine. In one embodiment, the nitrogen oxide storage material comprises alkaline earth material supported on ceria particles having a crystallite size of between about 10 and 20 nm and the alkaline earth oxide having a crystallite size of between about 20-40 nm. | 12-10-2009 |
20100180581 | DIESEL OXIDATION CATALYST COMPOSITE WITH LAYER STRUCTURE FOR CARBON MONOXIDE AND HYDROCARBON CONVERSION - Provided is a catalyst composition, in particular a diesel oxidation catalyst, for the treatment of exhaust gas emissions, such as the oxidation of unburned hydrocarbons (HC), and carbon monoxide (CO). More particularly, the present invention is directed to a catalyst structure comprising at least two, specifically three distinct layers, at least one of which contains an oxygen storage component (OSC) that is present in a layer separate from the majority of the platinum group metal (PGM) components, such as palladium and platinum. | 07-22-2010 |
20100186375 | Layered Diesel Oxidation Catalyst Composites - Provided are diesel exhaust components where palladium is segregated from a molecular sieve, specifically a zeolite, in a catalytic material. In the catalytic material, therefore, there are at least two layers: a palladium-containing layer that is substantially free of a molecular sieve and a hydrocarbon trap layer that comprises at least one molecular sieve and is substantially free of palladium. The palladium is provided on a high surface area, porous refractory metal oxide support. The catalytic material can further comprise a platinum component, where a minor amount of the platinum component is in the hydrocarbon trap layer, and a majority amount of the platinum component is in the palladium-containing layer. Systems and methods of using the same are also provided. | 07-29-2010 |
20100236224 | Emissions Treatment System With Lean NOx Trap - Systems and methods for abating NOx in an exhaust stream are provided. System using a lean NOx trap, an air injector and optional catalysts and filters are described. The emissions treatment system is advantageously used for the treatment of exhaust streams from diesel engines and lean burn gasoline engines. | 09-23-2010 |
20120023915 | NOx Storage Materials and Traps Resistant to Thermal Aging - Nitrogen oxide storage materials and methods of manufacturing nitrogen oxide storage materials are disclosed. The nitrogen oxide storage materials can be used to manufacture catalytic trap disposed in an exhaust passage of an internal combustion engine which is operated periodically between lean and stoichiometric or rich conditions, for abatement of NOx in an exhaust gas stream which is generated by the engine. In one embodiment, the nitrogen oxide storage material comprises alkaline earth material supported on ceria particles having a crystallite size of between about 10 and 20 nm and the alkaline earth oxide having a crystallite size of between about 20-40 nm. | 02-02-2012 |
20120079817 | Surface-Coated Zeolite Materials For Diesel Oxidation Applications - A diesel oxidation catalyst for the treatment of exhaust gas emissions, such as the oxidation of unburned hydrocarbons (HC) and carbon monoxide (CO) is described. Also described is a novel washcoat composition including a surface-coated zeolite coated with at least one of zirconia and alumina, and a platinum group metal supported on a high surface area alumina. | 04-05-2012 |
20120124974 | Advanced Catalyzed Soot Filters And Method Of Making And Using The Same - Catalyzed soot filters comprising a wall flow monolith having porous walls, a first washcoat permeating the porous walls and a second washcoat on the porous walls are disclosed. Methods of manufacturing catalyzed soot filters and diesel engine exhaust emission treatment systems are also disclosed. | 05-24-2012 |
20120124975 | Diesel Oxidation Catalyst Articles And Methods Of Making And Using - Diesel oxidation catalysts, catalytic articles, methods of making catalytic articles, emissions treatment systems and methods of treating an exhaust gas stream using the catalytic articles for the treatment of exhaust gas emissions, such as the oxidation of unburned hydrocarbons (HC) and carbon monoxide | 05-24-2012 |
20130142714 | DIESEL OXIDATION CATALYSTS, SYSTEMS AND METHODS OF TREATMENT - Diesel oxidation catalysts comprising a first washcoat layer including a platinum group metal impregnated on a promoted non-zeolitic support are described. The promoter is one or more of tin, manganese, indium, group VIII metals. Methods of making and using the diesel oxidation catalyst, including emissions treatment systems, are also described. | 06-06-2013 |
20140271429 | Zoned Catalyst For Diesel Applications - An oxidation catalyst composite, methods, and systems for the treatment of exhaust gas emissions from a diesel engine are described. More particularly, an oxidation catalyst composite including a zoned diesel oxidation catalyst with a first washcoat zone with a Pt/Pd ratio that is less than 3:1 and a PGM loading at least twice that of a second washcoat zone. | 09-18-2014 |
Stephen Roth, Gladwyne, PA US
Patent application number | Description | Published |
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20090275557 | Novel Composition for Treatment of Diseases Related to Activated Lymphocytes - The present invention relates to inhibiting proliferation and inducing apoptosis in activated lymphocytes, including T cells and B cells. The invention also provides compositions and methods for inhibiting proliferation and inducing apoptosis in activated lymphocytes, as well methods for treating diseases associated with activated lymphocytes by administering 5-HT receptor antagonists. | 11-05-2009 |
20100035858 | Novel Compositions and Methods for Binding and Inhibiting 5-HT4 Receptor - The present invention relates to compositions that bind to 5-HT4 receptors and inhibit proliferation of activated lymphocytes. The invention also provides methods for inhibiting proliferation and inducing cell death in activated immune cells, as well methods for treating diseases associated with activated immune cells by administering 5-HT4 receptor ligands. | 02-11-2010 |
20100130457 | Phenothiazine Derivatives for Treatment of Asthma - The present invention relates to decreasing inflammation and airway obstruction in asthma. The invention also provides compositions and methods of reducing allergic reactions associated with asthma. | 05-27-2010 |
20120035161 | Novel Compositions and Methods of Treating Diseases Using the Same - The invention includes compositions and methods for inhibiting proliferation and inducing apoptosis in activated lymphocytes, treating diseases associated with activated lymphocytes, or treating PAH. | 02-09-2012 |
20120136180 | Imprinted Biomimetic Catalysts for Cellulose Hydrolysis - The present disclosure describes methods and biomimetic catalysts useful for hydrolyzing glucose polymers, such as cellulose, and oligomers, such as cellobiose, to glucose for the subsequent production of ethanol. | 05-31-2012 |