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WO/2005/123984A1 |
A bipolar chamber is used in an electrochemical liquid treatment apparatus such as an electrodialyzer and an electrolyzer. The bipolar chamber includes an anion-exchange membrane (1), an electrode (2), and a cation-exchange membrane (3)....
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WO/2005/121411A2 |
Membrane cell electrolysis process to prepare chlorine from an aqueous salt solution comprising the steps of dissolving a sodium chloride source in water to form an aqueous salt solution comprising sodium chloride, and dosing one or more...
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WO/2005/106992A1 |
One aspect of the invention provides an ion-conducting membrane comprising an ion-conducting region and a non-ion-conducting region. The ion-conducting region is formed by a plurality of ion-conducting passageways that extend through the...
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WO/2005/093129A1 |
Apparatus and methods are provided for producing electrolytic water using three chambers, rigid plates and ion exchange membranes. Benefits include reduced scale production and increased long-term bactericidal effects of the water produced.
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WO/2005/061392A1 |
The invention relates to a device for the separation of anions and cations from a saline fluid (A), such as, for example, seawater, provided with two electrodes (4.8), connected to two differing poles of a DC source, which are dipped in ...
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WO/2005/012596A1 |
The invention relates to an electrochemical cell for the electrolysis of an aqueous solution made of hydrogen chloride, containing at least one anode half cell provided with an anode, a cathode half cell provided with a gas diffusion ele...
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WO/2005/009730A1 |
A composite oxygen ion transport element (1) that has a layered structure formed by a dense layer (10) to transport oxygen ions and electrons and a porous support layer (12) to provide mechanical support. The dense layer (10) can be form...
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WO/2005/010228A2 |
A magnetron sputtering system is provided comprising a pulsed DC power supply capable of delivering peak powers of 0.1 mega Watts to several megaWatts with a peak power density greater than 1kW/cm2. A sputtering plasma in a highly ionize...
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WO/2005/007933A1 |
Embodiments of the invention provide an electrochemical plating cell (100). The plating cell includes a fluid basin (101), (102) having an anolyte solution compartment and a catholyte solution compartment, an ionic membrane (112) positio...
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WO/2005/006350A2 |
The present invention is a deposition system for the production of coated substrates that provides a first deposition process that subsequently feeds a second deposition process and where the two deposition processes are occurring concur...
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WO/2004/113592A1 |
Disclosed is a technique for preventing the reduction of heat-resistant characteristics and electrical conductive characteristic of the electrolyte cell, and the reduction of ion flowing characteristic, thereby maximizing the separation ...
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WO/2004/106243A1 |
The present invention aims to provide electrode compartment structures in electrochemical liquid treatment equipments, which enable stable operation using pure water as an electrode compartment liquid requiring no concentration adjustmen...
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WO/2004/093652A2 |
The invention provides a method and apparatus for preparation of radiochemicals wherein the reaction that couples the radioactive isotope to the reactive precursor to form a positron-emitting molecular imaging probe is performed in a mic...
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WO/2004/095061A2 |
A beta detector assembly for use in the synthesis and analysis of radiopharmaceuticals, such as in microfluidic radiochromatography. The beta detector assembly includes a base, preferably fabricated from glass so as to take advantage of ...
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WO/2004/073893A2 |
Disclosed herein is an improved gas gate for interconnecting regions of differing gaseous composition and/or pressure, more particularly between atmosphere and a vacuum. The gas gate includes a cylinder within a housing situated between ...
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WO/2004/042774A1 |
Methods and apparatus for generating a strongly-ionized plasma are described. An apparatus for generating a strongly-ionized plasma according to the present invention includes an anode and a cathode that is positioned adjacent to the ano...
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WO/2004/034487A2 |
A controllable proton exchange reactive membrane comprising a proton exchange membrane (200), at least two catalyst layers (340) disposed on opposing sides of the proton exchange membrane, and a power source (330) operably coupled to the...
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WO/2004/029322A1 |
There is provided by this invention novel magnetron sputtering apparatus that is generally comprised of a pulsed do power supply capable of delivering peak powers of 0.1 megaWatts to several megaWatts with a peak power density greater th...
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WO/2004/024992A1 |
An electrodeionization, (EDI) apparatus has flow cells with a sparse distribution of ion exchange (IX) material or beads. The beads extend between membranes defining opposed walls of the cell to separate and support the membranes, and fo...
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WO/2004/017334A1 |
A solid polyelectrolyte with high durability which comprises a composition containing (a) a polymer having a hydrocarbon moiety and (b) a polymer containing phosphate groups obtained by polymerizing a phosphate-containing unsaturated mon...
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WO/2004/015172A2 |
The invention provides an electrolysis apparatus for the production of hydrogen and oxygen, which apparatus includes at least two or more tubular electrodes, at least one of which is an inner electrode (12) located in at least one outer ...
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WO/2004/010525A1 |
A catalyst electrode which has excellent durability, is free from dissolution and peeling, and can be used for long without undergoing a decrease in properties; a process for producing the electrode; and an electrochemical device. The ca...
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WO/2004/001876A2 |
Metal-coated polymer electrolyte membranes (101) that are permeable to protons and hydrogen and methods of manufacturing thereof are disclosed. The metal-covered polymer electrolyte membranes are capable of maintaining the proton and hyd...
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WO/2004/001874A2 |
A flow field plate for a fuel cell or electrolyser comprises on at least one face an assembly of channels comprising one or more gas delivery channels, one or more gas removal channels, and a permeable wall separating same. The permeable...
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WO/2003/072854A2 |
The invention relates to the following types of composite membranes; composites or composite membranes obtained by adding a metal salt, e.g. from ZrOC12, to a solvent, especially DMSO, for dissolving one or more polymers in an organic so...
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WO/2003/052821A1 |
A microfluidic analytical apparatus (10) comprising a microfluidic card pairing (12) with a corresponding circuit card (14) and the circuit card pairing (12) with corresponding conductive fingers (16). The microfluidic card (12) has a pl...
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WO/2003/042430A2 |
A membrane electrolysis cell comprising an anodic compartment and a cathodic compartment is described, wherein at least one of the two compartments contains an electrode fed with gas and a porous planar element is interposed between the ...
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WO/2003/029522A2 |
The invention relates to a diaphragm electrolytic cell, for the production of chlorine and caustic soda having superimposed modules, and a method for increasing the electrodic surface of a diaphragm electrolytic cell constituted by a mod...
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WO/2003/025251A1 |
Electrochemical equipment, comprising a hydrogen gas manufacturing and filling equipment capable of manufacturing and compressingly filling hydrogen gas, comprising an electrolysis device part (1) for producing hydrogen gas by electrolys...
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WO/2003/022912A2 |
An integral composite membrane (10) comprised of an expanded polytetrafluoroethylene (11) having a morphological structure comprising a microstructure of very highly elongated nodes interconnected by fibrils is imbibed with ionomer (12)....
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WO/2003/023890A2 |
A hydrophilic cross-linked polymer obtainable by copolymerisation of hydrophobic and hydrophilic monomers that give a cross-linked hydrophilic polymer on polymerisation; a monomer including a strongly ionic group; and water is useful as ...
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WO/2003/014419A2 |
The invention relates to an electrolysis cell comprising an anode frame (26), an anode (24), a cation exchanging membrane (34), a gas diffusion electrode (32), a current collector (10), and a cathode frame (12), whereby the anode (24), t...
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WO2002000773A9 |
The invention relates to a covalently cross-linked polymer or polymer membrane consisting of one or more polymers, which can bear the following functional groups (M=Hal (F, Cl, Br, I), OR, NR2; R=alkyl, hydroxyalkyl, aryl; (Me=H, Li, Na,...
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WO/2002/086195A1 |
Flow-through capacitors (15) are provided with one or more charge barrier layers (3). Ions trapped in the pore volume of flow-through capacitors (15) cause inefficiencies as these ions are expelled during the charge cycle into the purifi...
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WO/2002/084767A2 |
Fuel cells are described and contain a gas diffusion electrode, a gas diffusion counter-electrode, an electrolyte membrane located between the electrode and counter-electrode. The electrode or counter-electrode or both contain at least o...
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WO/2002/050338A1 |
A method for producing hydrogen, wherein a fullerene derivative having a fullerene and a proton(H?+¿)-liberating group introduced therein is used as a constituent material of a proton conductor (3), water is fed to an anode (1) in the s...
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WO/2002/047801A1 |
The invention relates to a cation-conducting or proton-conducting ceramic membrane, a method for the production thereof and the use of the same. The inventive membrane represents a novel category of solid proton-conducting membranes, and...
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WO/2002/047802A1 |
The invention relates to a cation-conducting or proton-conducting ceramic membrane, a method for the production thereof and the use of the same. The inventive membrane represents a novel category of solid proton-conducting membranes, and...
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WO/2002/027846A2 |
Treated porous flow field members (523) are used to support membranes in electrochemical cells and to enhance fluid flow to and for the membrane. The treated porous includes a support material having at least a portion thereof treated wi...
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WO/2002/027845A2 |
An electrochemical cell (86) includes a first electrode, a second electrode, and a proton exchange membrane disposed between and in intimate contact with the electrodes. The proton exchange membrane (38) is configured to be integral with...
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WO/2002/027070A2 |
A method for operating an electrolysis cell at a range of pressures and current densities, the cell having an ultrathin composite membrane, preferably comprising an expanded polytetrafluoroethylene base material impregnated with a hydrog...
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WO/2002/023646A2 |
A membrane electrode assembly comprising a composite membrane having a first major surface area and a second major surface area comprising a porous polymeric matrix containing ionically conductive solid and ionomeric binder, at least one...
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WO/2002/008492A1 |
An apparatus for the recovery of a halogen or pseudohalogens from a halide compound in solution; wherein the apparatus includes; an electrochemical cell including, an electrode assembly including at least a first and second electrodes in...
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WO/2002/005370A1 |
The invention concerns a hybrid material comprising a polymer having acid groups. The inorganic part of said hybrid material consists of a combination of at least two metal oxide constituents one of which at least is a functional group e...
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WO/2001/084657A2 |
The invention relates to novel organic/inorganic hybrid membranes which have the following composition: a polymer acid containing -SO¿3?H-, -PO¿3?H¿2?-, -COOH- or B(OH)¿2? groups; a polymer base (optional), which contains primary, se...
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WO2000045447A9 |
A solid acid material is used as a proton conducting membrane in an electrochemical device. The solid acid material can be one of a plurality of different kinds of materials. A binder can be added, and that binder can be either a noncond...
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WO/2001/071064A1 |
The present invention provides an ion conducting ceramic membrane selectively permeable to a gas, for instance oxygen and a method of treating such a membrane to improve permeation through the membrane. The membrane is formed by a mass o...
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WO/2001/070857A2 |
An ion-exchange material, for example a polymer electrolyte membrane or gas diffusion electrode comprises a semi-crystalline copolymer comprising: a first unit which includes an ion-exchange site; a second crystalline unit; and a third u...
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WO/2001/058576A1 |
Graft polymeric membranes and methods for making same are provided in which one or more trifluorovinyl aromatic monomers are radiation graft polymerized to a polymeric base film. The membranes comprise a polymeric base film to which has ...
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WO/2001/049902A1 |
The invention concerns a microporous diaphragm obtainable by filtering through a porous support, an aqueous dispersion free of asbestos fibres and titanate fibres, comprising organic fibres, at least a binding agent selected among haloge...
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