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| Number | Title | Issue Date |
| 8147663 | Scaffold for an ion-conductive membrane A scaffold holding one or more ion-conductive ceramic membranes for use in an electrochemical cell is described. Generally, the scaffold includes a thermoplastic plate defining one or more orifices. Each orifice is typically defined by a first, second, and third ape... | 04/03/2012 |
| 8016984 | Ion-permeable diaphragm An ion-permeable diaphragm comprises a membrane material containing a calcium phosphate compound or calcium fluoride as a hydrophilic inorganic material. The calcium phosphate compound is preferably fluoroapatite or hydroxyapatite. The membrane material is obtained ... | 09/13/2011 |
| 7938940 | Support for oxygen separation membrane element and the element using the same A support for an oxygen separation membrane element to support a dense and cylindrical electrolytic membrane having oxygen ion permeability, comprises a base axially extending and having a cylindrical surface extending axially, and a plurality of ribs formed on the ... | 05/10/2011 |
| 7682494 | Proton conducting materials and devices incorporating them Materials for use in proton transport characterized by several formulas are disclosed. Mixed ion and electron conductors may include metals and/or ceramic electron conductors and a proton conducting material. Hydrogen separation membranes may include porous layers a... | 03/23/2010 |
| 7416803 | Solid acid electrolytes for electrochemical devices Improved solid acid electrolyte materials, methods of synthesizing such materials, and electrochemical devices incorporating such materials are provided. The stable electrolyte material comprises a solid acid capable undergoing rotational disorder of oxyanion groups... | 08/26/2008 |
| 7413687 | Low temperature proton conducting oxide devices A device for conducting protons at a temperature below 550° C. includes a LAMOX ceramic body characterized by an alpha crystalline structure. ... | 08/19/2008 |
| 7399393 | Oxide ion conductive ceramic membrane structures for high-pressure oxygen production The invention concerns an oxide ion conductive ceramic membrane, characterized in that it comprises a non-null finite volume with non-null total thickness E, comprising, a dense layer (CD) of a solid electrolyte, a so-called bonding layer (CA), of mixed conductive p... | 07/15/2008 |
| 7387716 | Polymer electrolyte, half cell for electrochemical measurements, and the use thereof A polymer electrolyte for an electrochemical half cell, in particular for a reference half cell, contains a polymer which as a first monomer component contains at least one alkyl methacrylate. The alkyl methacrylate has a substituted alkyl group with from three to s... | 06/17/2008 |
| 7311755 | Control of differential strain during heating and cooling of mixed conducting metal oxide membranes Method of operating an oxygen-permeable mixed conducting membrane having an oxidant feed side and a permeate side, which method comprises controlling the differential strain between the oxidant feed side and the permeate side by varying either or both of the oxygen ... | 12/25/2007 |
| 7300561 | Oxide ion conductive ceramic membrane stacked microstructures; use for separating oxygen from air The invention concerns an oxide ion conductive ceramic membrane, characterized in that it comprises a non-null finite volume with non-null total thickness E, comprising a dense layer (CD) of a solid electrolyte, a so-called bonding layer (CA), of two porous electrod... | 11/27/2007 |
| 7291191 | Fuel cell cartridge filters and pressure relief Described herein is a portable storage device that stores a hydrogen fuel source. The storage device includes a bladder that contains the hydrogen fuel source and conforms to the volume of the hydrogen fuel source. A housing provides mechanical protection for the bl... | 11/06/2007 |
| 7279025 | Separation and reaction method utilizing an oxygen ion transport element A method of separating oxygen from an oxygen containing feed and reacting the oxygen with a reactive substance and an oxygen ion transport membrane element utilized for such purposes. The oxygen ion transport membrane element has a self-supporting dense layer and a ... | 10/09/2007 |
| 7247222 | Electrochemical processing cell Embodiments of the invention may generally provide a small volume electrochemical plating cell. The plating cell generally includes a fluid basin configured to contain a plating solution therein, the fluid basin having a substantially horizontal weir. The cell furth... | 07/24/2007 |
| 7229537 | Composite oxygen ion transport element A composite oxygen ion transport element that has a layered structure formed by a dense layer to transport oxygen ions and electrons and a porous support layer to provide mechanical support. The dense layer can be formed of a mixture of a mixed conductor, an ionic c... | 06/12/2007 |
| 7179323 | Ion transport membrane module and vessel system An ion transport membrane system comprising (a) a pressure vessel having an interior, an exterior, an inlet, and an outlet; (b) a plurality of planar ion transport membrane modules disposed in the interior of the pressure vessel and arranged in series, each membrane... | 02/20/2007 |
| 7153559 | Ceramic-metal composite body, composite structure for transporting oxide ion, and composite body having sealing property A sealing technique is established in which a seal can be easily formed and which is excellent in reliability and a heat cycle property in a high temperature region of 800° C. or higher, so as to provide a composite body preferably used for a device for producing p... | 12/26/2006 |
| 7128823 | Anolyte for copper plating Embodiments of the invention provide a method for plating copper into features formed on a semiconductor substrate. The method includes positioning the substrate in a plating cell, wherein the plating cell includes a catholyte volume containing a catholyte solution,... | 10/31/2006 |
| 7122072 | Controlled heating and cooling of mixed conducting metal oxide materials Method for processing an article comprising a mixed conducting metal oxide material, which method comprises (a) contacting the article with an oxygen-containing gas and reducing or increasing the temperature of the oxygen-containing gas; (b) when the temperature of ... | 10/17/2006 |
| 7108934 | Proton conducting membranes for high temperature fuel cells with solid state “water free” membranes A “water free,” proton conducting membrane for use in a fuel cell is fabricated as a highly conducting sheet of converted solid state organic amine salt, such as converted acid salt of triethylenediamine with two quaternized tertiary nitrogen atoms, combined wit... | 09/19/2006 |
| 7066972 | Continuous tracer generation apparatus The invention provides an apparatus for online and on-site tracer generation for tagging natural gas stored in underground storage fields wherein feedstock is drawn from a feedstock source. The feedstock undergoes initial analysis to determine hydrocarbon levels. Th... | 06/27/2006 |
| 7063908 | Complex oxides, oxide-ion conductors, oxide-ion conducting films and electrochemical cells A complex oxide and an oxide-ion conductor made of the complex oxide are provided. The complex oxide has a basic composition of (Sm1-xAx)(Al1-yBy)O3, wherein “A” represents at least one element selected from... | 06/20/2006 |
| 7045044 | Dispersion composition containing perfluorocarbon-based copolymer A dispersion composition comprising 100 parts by weight of a specific perfluorocarbon-based copolymer containing functional groups and 10 to 10,000 parts by weight of a specific liquid fluoro-oligomer(s). The composition of the present invention is useful as a mater... | 05/16/2006 |
| 7045231 | Direct hydrocarbon reforming in protonic ceramic fuel cells by electrolyte steam permeation A process for converting hydrocarbons and water vapor into hydrogen, carbon monoxide, and carbon dioxide; a fuel cell device; and a process of utilizing the fuel cell to convert chemical energy to electrical energy is described. The fuel cell comprises a metallic an... | 05/16/2006 |
| 7033470 | Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions Solid membranes comprising an intimate, gas-impervious, multi-phase mixture of an electronically-conductive material and an oxygen ion-conductive material and/or a mixed metal oxide of a perovskite structure are described. Electrochemical reactor components, such as... | 04/25/2006 |
| 7029559 | Proton exchange composite membranes, composite solutions, and method for manufacturing and fuel cell using the same An ion exchange composition membrane is made up of dispersed natural clay and/or organized clay in ion conducting polymeric film as a methanol barrier material. The membrane exhibits low methanol crossover, high proton conductivity and is thus suitable for use in di... | 04/18/2006 |
| 6949230 | Solid state oxygen anion and electron mediating membrane and catalytic membrane reactors containing them This invention relates to gas-impermeable, solid state materials fabricated into membranes for use in catalytic membrane reactors. This invention particularly relates to solid state oxygen anion- and electron-mediating membranes for use in catalytic membrane reactor... | 09/27/2005 |
| 6899803 | Method and device for the regulation of the concentration of metal ions in an electrolyte and use thereof In order to regulate the metal ion concentration in an electrolyte fluid serving to electrolytically deposit metal and additionally containing substances of an electrochemically reversible redox system, it has been known in the art to conduct at least one portion of... | 05/31/2005 |
| 6875331 | Anode isolation by diffusion differentials Embodiments of the invention generally provide an electrochemical plating cell having a cell body configured to contain a plating solution therein. An anode assembly is immersed in a fluid solution contained in the cell body, the anode being positioned in an anode c... | 04/05/2005 |
| 6872287 | Electrochemical cell The invention is an electrochemical cell for the separation of hydrogen and oxygen from water made of a fuel plenum with a fuel inlet, a oxidant plenum, a porous substrate, an undulating channel with walls, a support member between the walls, an anode and a cathode ... | 03/29/2005 |
| 6869726 | Reinforced multilayer separator for lead-acid batteries A battery separator comprising at least one fibrous layer and at least one support layer, wherein the support layer is formed of an acid-resistant material and comprises a plurality of macroscopic openings. ... | 03/22/2005 |
| 6852444 | Reinforced multilayer separator for lead-acid batteries A battery separator comprising at least one fibrous layer and at least one support layer, wherein the support layer is formed of an acid-resistant material and comprises a plurality of macroscopic openings. ... | 02/08/2005 |
| 6790414 | Air enhancement system An oxygen enrichment system is provided. The system includes an electrochemical cell for generating oxygen from ambient air. The electrochemical cell extracts oxygen from ambient air based on hydroxide conduction. A mixer is provided in fluid communication with ambi... | 09/14/2004 |
| 6787008 | Hydrogen generating cell with cathode A storage stable hydrogen cell comprising an anode cap subassembly, cathode can subassembly, and a grommet is disclosed. For one embodiment the cathode in the cathode can subassembly is configured for contact with the electrolyte. The cathode is hydrogen permeable a... | 09/07/2004 |
| 6752937 | Highly conductive molding compounds having an increased distribution of large size graphite particles The invention provides a resin matrix with high loadings of a conductive filler; various additional additives, such as initiators, mold-release agents, shrink control additives, and carbon black; and optionally one or more rheological agents selected from the group ... | 06/22/2004 |
| 6689260 | Nuclear fuel electrorefiner The present invention relates to a nuclear fuel electrorefiner having a vessel containing a molten electrolyte pool floating on top of a cadmium pool. An anodic fuel dissolution basket and a high-efficiency cathode are suspended in the molten electrolyte ... | 02/10/2004 |
| 6685808 | Electrochemical gas sensor with folded membrane strip An electrochemical gas sensor is provided which can be assembled economically and in a few steps. The electrodes (1, 2, 3) with associated electric lines are applied in a planiform manner to a membrane strip, which is impermeable to the electrolyte but pe... | 02/03/2004 |
| 6599413 | Method and apparatus for the treatment of a melt A method and apparatus for adding a metal, for example sodium, to a melt of a material, for example aluminum, in a vessel, in which a molten compound of the metal or a solution of a compound of the metal is provided in a container (12), the container bein... | 07/29/2003 |
| 6592965 | Ductile ceramic composite electrolyte A ductile, solid electrolyte composite comprising a continuous, ordered, repeating ductile metallic array surrounded by and supporting an ionically conductive ceramic matrix such as stabilized zirconia, bismuth and/or ceria oxides.... | 07/15/2003 |
| 6541159 | Oxygen separation through hydroxide-conductive membrane A solid-state hydroxide (OH-) conductive membrane provides up to five times higher ionic conductivity and surface oxygen exchange rate than conventional MIEC membranes, while operating at significantly lower temperatures and providing reduced o... | 04/01/2003 |
| 6527920 | Copper electroplating apparatus An electroplating apparatus prevents anode-mediated degradation of electrolyte additives by creating a mechanism for maintaining separate anolyte and catholyte and preventing mixing thereof within a plating chamber. The separation is accomplished by inter... | 03/04/2003 |
