Class / Patent application number | Description | Number of patent applications / Date published |
422240000 | Including specific material of construction | 26 |
20080233022 | METHOD OF FABRICATING PLASMA REACTOR PARTS - A method of fabricating silicon parts are provided herein. The method includes growing a silicon sample, machining the sample to form a part, and annealing the part by exposing the part sequentially to one or more gases. Process conditions during silicon growth and post-machining anneal are designed to provide silicon parts that are particularly suited for use in corrosive environments. | 09-25-2008 |
20090016943 | Flexible Mixing Surface - An apparatus for mixing a compound that hardens when cured, the apparatus allowing for rapid removal of the compound after hardening. A mixing pad is a thick, flexible sheet that has anti-adhesion properties. The mixing pad is supported by a support device that has a rigid support surface that maintains the planar configuration of the work surface of the pad. The support device includes means for securing the mixing pad to a support surface of the device. In one embodiment, the support device includes a compartment for storing the mixing pad. The compartment is also configured for being a mold to form the pad. In another embodiment, the support device has a support surface with protrusions that engage openings in the pad, thereby securing the pad to the support device. | 01-15-2009 |
20100178222 | MICRO-PASSAGE CHIP - Means for overcoming the problems which the conventional glass microchannel chips have are disclosed. That is, a microchannel chip in which microchannels can be formed at a low cost, and which has a high chemical resistance is disclosed. The microchannel chip is constituted by a substrate made of carbon, which has a channel in its surface; and a cover composed of a glass plate bonded to the substrate. The cover is bonded to the substrate by heating at least a part of the contact surface at which the substrate is in contact with the cover. | 07-15-2010 |
20100183488 | DEVICES AND METHODS FOR THE SYNTHESIS OF NUCLEIC ACIDS - Cylindrical devices (frits) are prepared by embedding aminoalkyl- or mercaptoalkyl-modified Controlled Pore Glass (CPG) in high-density polyethylene. Methods and devices pertaining to their use in the synthesis of nucleic acids are described. A reusable synthesis column or a reusable 96-chamber synthesis plate have been designed to hold one to 96 of the said frits that are inserted reproducibly into the synthesis chambers with a frit insertor. A short gas surpressure is required to drive entry of chemical reagents into the said frit. Reagents are retained into the frit until a second, longer surpressure is applied to drain the said reagents. | 07-22-2010 |
20100202941 | Liquid Fuel Reforming Device - A liquid fuel reforming device is provided which, when an oil or other liquid fuel is passed therethrough, efficiently produces reformed liquid fuel by causing the liquid fuel to make contact with ceramic pieces loaded in the liquid fuel reforming device. The liquid fuel reforming device, which is installed in an oil supply line for reforming oil or other liquid fuel, comprises a main unit formed as a tubular body provided with connectors projecting from its opposite ends for connection with the supply line and having a diameter larger than the diameter of the supply line, liquid fuel entering the main unit being reformed therein and then discharged; at least one netlike body provided between the main unit and at least one of the connectors; and at least one ceramic piece loaded into the tubular main unit for electrically charging the liquid fuel. | 08-12-2010 |
20100209318 | MICROFLUIDIC DEVICES FABRICATED BY DIRECT THICK FILM WRITING AND METHODS THEREOF - The present invention relates to a process for producing a microfluidic device which involves providing a substrate with a surface and writing a first flowable material on the surface of the substrate. The first flowable material is then solidified to form spacer elements, each with a top surface distal from the surface of the substrate, and a second flowable material is written on the surface of the substrate. A cover having a surface is provided and applied to the substrate, with the surface of the cover contacting the top surfaces of the spacer elements. The second flowable material is solidified to form walls, where the walls, the surface of the substrate, and the surface of the cover form flow channels of a microfluidic device. The resulting microfluidic device is also disclosed. | 08-19-2010 |
20110104021 | Hydrogen Membrane Separator - The present application is directed to a hydrophobic membrane assembly ( | 05-05-2011 |
20120003128 | COATED CERAMIC PART - A device including a first part having a substrate made of a material based on a silicon compound, a coating made of a coating material having a ceramic oxide, a transition layer having silica extending between the substrate and the coating, the transition layer exhibiting a thickness of less than 10 μm, and a first shrink ring and/or a layer made of a compliant material having an alloy with at least two materials selected from silver, gold and palladium, the coating defining at least a portion of the interface between the first part, and the first shrink ring and/or the layer made of a compliant material. | 01-05-2012 |
20120114533 | REFORMER TUBE APPARATUS HAVING VARIABLE WALL THICKNESS AND ASSOCIATED METHOD OF MANUFACTURE - The present invention provides a reformer tube apparatus, including: an axially aligned tubular structure including a flange section, a top section, a middle section, and a bottom section; wherein the top section of the axially aligned tubular structure includes a first portion having a first wall thickness; wherein the top section of the axially aligned tubular structure includes a second portion having a second wall thickness; and wherein the top section of the axially aligned tubular structure includes a third portion having a transitioning wall thickness that joins the first portion to the second portion. The flange section includes a concentric flange disposed about a top portion thereof. The bottom section of the tubular structure includes a plurality of concentric wedge structures disposed about the interior thereof. The bottom section of the tubular structure also includes a recess disposed about the exterior thereof. The axially aligned tubular structure further includes a secondary flange section coupled to the flange section, wherein the secondary flange section includes a concentric flange disposed about a top portion thereof. Optionally, the reformer tube apparatus is disposed within a reformer used in a direct reduction process. | 05-10-2012 |
20120288417 | Assembly of Flat on Structured Glass Layers - A microfluidic device ( | 11-15-2012 |
20120315200 | Substrate Fabrication - Systems and methods for fabricating bodies (e.g., porous bodies) are described. Various aspects provide for reactors and the fabrication of reactors. Some reactors include surfaces that provide for heterogeneous reactions involving a fluid (and/or components thereof). A fluid may be a gas and/or a liquid. A contaminant in the fluid (e.g., a dissolved or suspended substance) may react in a reaction. A contaminant may be filtered from a fluid. Some reactors provide for independent control of heat transfer (between the fluid, the reactor, and the environment) with respect to mass transfer (e.g., fluid flow through the reactor). | 12-13-2012 |
20130216449 | UREA PLANT - The invention relates to urea plant with a CO2 and NH3 feed, which comprises a purge line, characterized in that the purge line is connected with a fuel gas input line of a utility plant or an NH3 plant. | 08-22-2013 |
20140248195 | Handheld Portable Oxygen Generator For Use In Extreme Environments - The oxygen generation system includes a chemical oxygen generator that creates oxygen through an exothermic chemical reaction that creates sufficient heat to pose a serious risk to a user. The oxygen generation system therefore includes a containment layer to permit safer administration of oxygen from a chemical oxygen generator by shielding a user from and/or dissipating the heat generated by the chemical generator. The oxygen generation system may be handheld and portable for use in extreme, remote, and/or hostile conditions, locations, environments, and situations with a simple activation method easily operated under stress without any preparation or maintenance. | 09-04-2014 |
20150139864 | DEVICES INCLUDING, METHODS USING, AND COMPOSITIONS OF REFLOWABLE GETTERS - Methods for protecting circuit device materials, optoelectronic devices, and caps using a reflowable getter are described. The methods, devices and caps provide advantages because they enable modification of the shape and activity of the getter after sealing of the device. Some embodiments of the invention provide a solid composition comprising a reactive material and a phase changing material. The combination of the reactive material and phase changing material is placed in the cavity of an electronic device. After sealing the device by conventional means (epoxy seal for example), the device is subjected to thermal or electromagnetic energy so that the phase changing material becomes liquid, and consequently: exposes the reactive material to the atmosphere of the cavity, distributes the getter more equally within the cavity, and provides enhanced protection of sensitive parts of the device by flowing onto and covering these parts, with a thin layer of material. | 05-21-2015 |
20160096162 | Pressure Stepped Microwave Assisted Digestion - An instrument and method for high pressure microwave assisted chemistry are disclosed. The method includes the steps of applying microwave radiation to a sample in a sealed vessel while measuring the temperature of the sample and measuring the pressure generated inside the vessel and until the measured pressure reaches a designated set point, opening the vessel to release gases until the pressure inside the vessel reaches a lower designated set point, closing the vessel, and repeating the steps of opening the vessel at designated pressure set points and closing the vessel at designated pressure set points to the sample until the sample reaction reaches a designated high temperature. The designated set points can controllably differ from one another as the reaction proceeds. Microwave energy can be applied continuously or intermittently during the opening and closing steps. The apparatus includes a microwave cavity, a microwave transparent pressure resistant reaction vessel in the cavity, a cap on the reaction vessel, a pressure sensor for measuring pressure in the vessel, a temperature sensor, and means for opening and closing the cap at predetermined pressure set points measured by the pressure sensor to release pressure from the vessel. | 04-07-2016 |
422241000 | Reactor liner | 11 |
20080199374 | A Method For Arranging A Chemical Barrier In A Gasifying Reactor For Black Liquor, A Chemical Gasifying Reactor, A Barrier Layer Of A Reactor And A Method For Manufacturing A Building Block For Such a Barrier Layer - A chemical reactor and a method for arranging a ceramic barrier in a gasifying reactor, which reactor is arranged to convert high energy organic waste of black liquor type with a large amount of organic or inorganic alkali metal compounds, by high temperature oxidation with air or oxygen, whereby the organic waste is converted to a hot reducing gas containing a considerable amount of water vapour and the inorganic compounds form an alkali-containing salt melt at a temperature of 750-1150° C., and which reactor is arranged to comprise an outer shell ( | 08-21-2008 |
20100061902 | Metal-Based Coatings for Inhibiting Metal Catalyed Coke Formation in Hydrocarbon Conversion Processes - A coating applied to at least a portion of the surfaces of reactors, reactor internals, other reactor components, and/or heater tubes is provided in order to minimize the formation of metal catalyzed coke in hydrocarbon conversion processes operating at temperatures at about 350° C. (662° F.) or greater and in reducing environments. These coatings may comprise Nickel coatings or complexes thereof, such as Ni—Al, Ni—Cr/Cr carbide, as well as aluminum painted coatings that are applied in a reduction cure process (e.g., application temperatures of about 600° C. (1112° F.)). Additionally, where H | 03-11-2010 |
20100068108 | COATED REACTORS, PRODUCTION METHOD THEREOF AND USE OF SAME - The present invention relates to a process for the preparation of primary di- and/or triamines of high purity from nitriles which can themselves originate from dimer and/or trimer acids. | 03-18-2010 |
20100119425 | ANCHOR SYSTEM FOR REFRACTORY LINING - An anchoring system is provided for supporting a double-layered refractory lining of a process vessel. The refractory lining includes a first layer positioned adjacent to an inner surface of the process vessel and a second layer positioned adjacent to the first layer. The anchoring system has a plurality of bifurcated anchors extending from the internal surface of the process vessel through the first layer and into the second layer of the double-layered lining adjacent the first layer wherein the plurality of bifurcated anchors have a bifurcation disposed within the second layer. | 05-13-2010 |
20100266466 | REACTOR WITH SILICIDE-COATED METAL SURFACES - In an embodiment, a reactor includes a section, wherein at least a portion of the section includes a base layer, wherein the base layer has a first composition that contains a silicide-forming metal element; and a silicide coating layer, wherein the silicide coating layer is formed by a process of exposing, at a first temperature above 600 degrees Celsius and a sufficient low pressure, the base layer having a sufficient amount of the silicide-forming metal element to a sufficient amount of a silicon source gas having a sufficient amount of silicon element, wherein the silicon source gas is capable of decomposing to produce the sufficient amount of silicon element at a second temperature below 1000 degrees Celsius; reacting the sufficient amount of the silicide-forming metal element with the sufficient amount of silicon element, and forming the silicide coating layer. | 10-21-2010 |
20110305605 | PROTECTIVE COATING FOR METALLIC SURFACES AND PRODUCTION THEREOF - This specification describes the use of a composition comprising a nanoscale powder, a porous ceramic powder and a solvent for protecting a metallic surface against chemical attacks at high temperatures, in particular in a reducing and/or carburizing atmosphere, and also a corresponding process. Furthermore, this specification describes a plant part having a metallic surface which, in the operating state, is exposed to a reducing and/or carburizing atmosphere, wherein the surface is coated with a porous protective coating having a specific surface area of at least 20 m | 12-15-2011 |
20120082596 | Reactor for Moisture Generation - A reactor for moisture generation generates high-purity moisture at a catalytic reaction temperature that is lower than an ignition point of hydrogen gas and oxygen gas so hydrogen and oxygen gas are supplied into the reactor having a platinum catalyst layer to catalyze the reaction of the gases without combustion, wherein the reactor maintains high adhesion strength for a long time of the platinum catalyst layer to a barrier layer provided between the base material and the platinum catalyst layer. The reactor includes a reactor main body that has a gas inlet and a moisture outlet, and the Y | 04-05-2012 |
20130142707 | Reactors and Processes for the Oxidative Coupling of Hydrocarbons - A method for the oxidative coupling of hydrocarbons includes providing an oxidative catalyst inside a reactor and carrying out the oxidative coupling reaction under a set of reaction conditions. The reactor surfaces that contact the reactants and products do not provide a significant detrimental catalyzing effect. In an embodiment the reactor contains an inert lining or a portion of the reactor inner surface is treated to reduce the detrimental catalytic effects. In an embodiment the reactor contains a lining that includes an oxidative catalyst. | 06-06-2013 |
20130183206 | ISOTHERMAL REACTOR FOR HYDROCARBON NITRATION - Disclosed are a process and an apparatus for synthesizing nitroalkanes by reaction of a hydrocarbon feedstock with aqueous nitric acid. By using an isothermal reactor with multiple input ports for aqueous nitric acid, a hydrocarbon feedstock may be sequentially exposed to a plurality of flows of aqueous nitric acid as it flows through the reactor. | 07-18-2013 |
20140030163 | PRODUCT OF CHROMIUM OXIDE, ZIRCONIUM OXIDE AND HAFNIUM OXIDE - Sintered refractory product including, in percentages by weight on the basis of the oxides, —more than 10% of chromium oxide Cr | 01-30-2014 |
20140255266 | REACTOR - Reactor and method of forming reactor that includes at least one wall section having an inner surface bounding an interior space, a lining arranged on the inner surface of the at least one wall to face the interior space, and at least one fluid connection, to which a negative pressure is appliable, that is structured to run through the at least one wall section to open into a space between the inner surface and the lining. | 09-11-2014 |