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WO/2003/104530A1 |
An ionic water electrode and a method of manufacturing the ionic water electrode are provided. The ionic water electrode is formed by coating a Ti base metal with a metal oxide layer having a composition of (IrO2+Sno2). Here, the metal o...
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WO/2003/104147A1 |
A method for preparing a MgB2 superconductor, characterized in that it comprises inserting electrodes into a solution containing Mg and B and applying a voltage between the electrodes, to thereby precipitate MgB2 exhibiting superconducti...
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WO/2003/100817A1 |
An improved upper electrode system has a multi-part electrode in which a central portion (110) of the electrode having high wear is replaceable independent of an outer peripheral portion (114) of the electrode. The upper electrode can be...
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WO/2003/100135A2 |
The invention relates to the production of multilayer electrodes on valve metal substrates, through a method comprising the application in alternate cycles of a solution containing precursors of noble metals, and of a second solution con...
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WO/2003/095705A1 |
An electrode of use in electrolytic cells, particularly water electrolyser cells for the production of hydrogen, and comprising an electrically conductive first metal sheet (12) having an electrochemically active gas-evolving planar surf...
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WO2001063010A9 |
Preferred electrode devices (10) including a substrate (11) and cathode (13) and anode material (12) coated thereon in discreet locations are described. The cathode materials desirably include multiple layers of thin metal films (14). Pr...
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WO/2003/083965A2 |
Articles of manufacture useful as electrode structures (10) which include multiple thin conductive layers (13) stably bonded to an electrode substrate (11) through a bonding layer (12), and reinforcing carbon layers which include an embr...
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WO/2003/079401A2 |
The present invention relates to a systematic process for the creation of functionally organized, spatially patterned assemblies polymer-microparticle composites including the AC electric field-mediated assembly of patterned, self-suppor...
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WO/2003/078694A1 |
An electrode for the generation of hydrogen which comprises an electroconductive base material and, formed thereon, a coating layer of a composition being obtainable by pyrolytically decomposing a mixture containing at least one platinum...
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WO/2003/076693A1 |
The invention concerns an anode for gas evolution in electrochemical applications comprising a titanium or other valve metal substrate characterized by a surface with a low average roughness, having a profile typical of a localized attac...
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WO/2003/068392A1 |
Accordingly, in an aspect of the invention, and not necessarily the broadest aspect, there is provided a hybrid homogeneous−heterogeneous catalyst containing catalytic groups, wherein the catalytic activity of the catalyst is largely p...
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WO/2003/067686A1 |
The invention concerns a microcomposite powder comprising: flat graphite particles GLP 50 to 1000 $g(m)m wide and 5 to 50 $g(m)m thick consisting of agglomerates of more elementary graphite particles fused and superimposed so that their ...
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WO/2003/064728A2 |
The invention relates to an electrochemical half-cell, in particular for the electrolysis of aqueous solutions of hydrogen chloride. Said cell comprises at least one gas chamber, which has a gas supply and a gas discharge, in addition to...
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WO/2003/061042A2 |
A stack, to be used in a fuel cell or electrolyser, comprises a collector layer (31), at least one diffusion layer (32a, 32b) and at least one anchoring layer (33a, 33b). The collector layer being a metal foil or metal plate or foamed me...
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WO/2003/056065A2 |
The invention relates to an electrode containing at least one electrically conductive support, which is made of a titanium-palladium alloy, titanium, tantalum or compounds or alloys of titanium or tantalum, an electrochemically active co...
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WO/2003/052168A2 |
The invention relates to a method for preparing a substantially lead-free turbulence promoting electrode, wherein an amount of turbulence promoting particles having a particle size from about 30 to about 2000 mm are contacted with at lea...
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WO/2003/044245A2 |
The invention relates to a method for producing textile constructions for gas diffusion electrodes, particularly for use in electrolysis cells, according to which the textile construction is produced by rolling a dry power mixture contai...
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WO/2003/040435A2 |
An improved novel rhodium sulphide catalyst for reduction of oxygen in industrial electrolyzers which is highly resistant towards corrosion and poisoning by organic species, thus making it particularly suitable for use in aqueous hydroch...
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WO/2003/038154A2 |
A bipolar element is described which is suitable for being assembled to form a filter-press electroyser for hydrochloric acid electrolysis with oxygen depolarised cathode, which is made of a single sheet of titanium or alloys thereof pro...
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WO/2003/038155A1 |
A device of an electrode is disclosed, comprising a core and a surface coating of electrically−conductive material, and it is characterized by that the surface coating comprises one or several layers with a pore−free surface, each wi...
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WO/2003/036284A2 |
The invention relates to a gas diffusion electrode support structure that receives a gas diffusion electrode (10) for an electrochemical reactor. Said support structure has a base structure (8) to whose fin (11) a connecting element is c...
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WO/2003/032417A2 |
The invention relates to a method for producing gas diffusion electrodes, which are particularly suited for use in electrolysis cells. The gas diffusion electrodes consist of a flat construction produced by rolling a powder mixture conta...
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WO/2003/023090A1 |
The present invention relates to a retrofitted electrolytic cell and a method for retrofitting an electrolytic cell comprising an anode and a cathode compartment, a separator partitioning the compartments, said cathode compartment compri...
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WO/2003/016592A2 |
An electrolytic cell with an anode and cathode for the electrolysis of hydrochloric acid and brine is provided. The anodes and cathodes of the present invention are made of a bulk ceramic or intermetallic material.
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WO/2003/010357A1 |
A structure which comprises an inorganic or organic base material and, pre−coated or formed on the surface thereof, a titanium nitride layer, and has electroconductivity&semi and a method of electroplating which comprises using the str...
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WO/2003/008669A1 |
An anode structure suitable for an electrochemical process is disclosed. The anode comprises a primary anode structure, also referred to as an anode frame, and a secondary metal substrate attached to the anode frame. The anode frame is a...
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WO/2003/004726A2 |
The invention relates to a method for producing a gas diffusion electrode from a silver catalyst on a PTFE substrate. The aim of the invention is to improve the reproducibility of the results of said method while eliminating the disadvan...
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WO/2003/000957A1 |
An electrolyzing electrode which is friendly to human body safety and to the environment at disposing, efficiently produces ozone, and is excellent in durability, a production method therefore, and an active oxygen generator using the el...
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WO/2003/000595A2 |
A method for making chlorine dioxide, by passing an aqueous feed solution comprising sodium chlorite into a non-membrane electrolysis cell comprising an anode and a cathode, adjacent to the anode, while flowing electrical current between...
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WO/2002/097166A1 |
A low energy nuclear reaction power generator provided with an electrolytic cell containing an electrically-conductive heavy or light water electrolyte (11) in which is immersed an electrode pair whose anode (13) is formed of platinum an...
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WO/2002/086923A2 |
Methods to at least partially reduce a niobium oxide are described wherein the process includes heat treating the niobium oxide in the presence of a getter material and in an atmosphere which permits the transfer of oxygen atoms form the...
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WO/2002/077326A2 |
Object of the invention is an anodic structure for mercury cathode cells for the industrial electrolysis of sodium chloride. The new structure is constituted by a grid array comprising a multiplicity of vertically disposed and mutually p...
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WO/2002/075749A1 |
The invention relates to a compound having a high conductivity for electrons, characterized in that it is of the type ABC¿(x-$g(d))?Hal¿(y-$g(z))? with a potassium nickel fluorite structure, where x + y = 4, and Δ and $g(z) lie betwee...
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WO/2002/072481A1 |
A method for generating ozone wherein electricity is allowed to flow between an anode and a cathode in the water to be treated to thereby generate ozone in the water by electrolysis, characterized in that a noble metal such as platinum i...
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WO/2002/068718A2 |
A bipolar assembly for filter-press type electrolysers is described comprising a single sheet, whose two faces work respectively as anodic and cathodic wall, characterised by a design of perimetral flanges which greatly simplifies its co...
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WO/2002/068722A2 |
An oxygen-depolarised cathode for aqueous hydrochloric acid electrolysis membrane cells is described, the cathode being in contact with the membrane and capable of preventing the release of hydrogen into oxygen even at the highest curren...
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WO/2002/067349A1 |
A gas diffusive electrode body, comprising platinum particles (6), carbon powder or carbon granular material (1), and water-repellant film forming carbon powder or carbon granular material (26), whereby an excellent gas permeability can ...
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WO/2002/066382A1 |
A method for killing microorganisms in water, by passing an aqueous feed solution comprising of water containing some form of halide salt into a non-membrane electrolysis cell comprising an anode and a cathode, adjacent to the anode, whi...
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WO/2002/064858A1 |
The allows: Ta-Si, Nb-Si, TaN-Si, NbN-Si and variants are used as enhanced powder anode substrates for electrolytic capacitor anodes (sintered powder masses) with dielectric oxide formation at walls of the internal pores.
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WO/2002/063068A2 |
An electrolytic cell producing sodium chlorate uses an electrode, specifically an anode, having a coating of a mixed metal oxide having ruthenium oxide as an electrocatalyst, a precious metal of the platinum group or its oxide as a stabi...
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WO/2002/061181A2 |
The invention concerns a large-dimension electrode, characterised in that it comprises: a metal support plate (10), a plurality of tiles (14) fixed on a surface (12) of said plate in electric connection therewith and comprising each a si...
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WO2001090442A9 |
In order to regenerate permanganate solutions being utilized for the etching and roughening of plastics surfaces electrolytic methods are known. Though relatively small quantities of by-products are produced with these methods as compare...
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WO/2002/061182A2 |
An electrode having an electrocatalytic surface or coating composed of a mixture with iridium oxide is used in a reversible polarity electrolytic cell to selectively produce an alkali metal hypohalite, preferably sodium hypochlorite, fro...
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WO/2002/053504A1 |
Various drainages (for example, methane fermentation digested liquors, domestic drainage, sewage, tap water, fish farming water, active sludge-processed sewage, waste water from food plants) containing nitrogen, phosphorus and hardly deg...
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WO/2002/052665A1 |
The invention relates to a method for producing electrodes, components, half cells and cells for electrochemical energy converters, such as fuel cells or electrolysis cells, comprising the following steps: a) producing a plane, porous su...
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WO/2002/050340A1 |
The invention relates to a method for preparing a conductive electrode comprising applying a precursor for electrocatalytic or protective coatings on a conductive electrode substrate, irradiating the conductive electrode substrate and th...
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WO/2002/045835A2 |
An electrochemical apparatus (1) permits electric-field-assisted fluidic assembly of objects (2) on a patterned silicon substrate (11) by means of electrical addressing. Charged objects (2) such as beads and live cells are moved electrok...
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WO/2002/038833A1 |
The invention relates to a gas diffusion electrode (1) comprising a hydrophobic gas diffusion layer (3b), a reaction layer (3a), and a hydrophilic layer (5) arranged in the mentioned order wherein the reaction layer (3a) is arranged to a...
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WO/2002/036857A1 |
The invention is relative to an electrolytic cell comprising electrodes spaced apart from the back-wall (1) by means of ribs (3), wherein a portion of the contact surface between the electrodes (2) and the ribs (3) is free from constrain...
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WO/2002/027827A1 |
A tungsten-containing fuel cell catalyst having high electrochemical activity and its method of making are described. The tungsten-containing catalyst may be formed in situ in a fuel cell after the fuel cell is assembled. The catalyst is...
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