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WO/1986/003790A1 |
Method for preparing electrodes for use in electrochemical processes, said electrodes being constituted by a conductive support whereto an electrocatalytic coating is applied by galvanic deposition from a galvanic plating bath which addi...
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WO/1986/001839A1 |
A porous high surface area composite electroconductive catalytic material, particularly as electrocatalyst for electrolysis electrodes, comprises a porous pre-formed matrix which is a catalytic mixed crystal material of at least one plat...
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WO/1986/001542A1 |
Electrolytic production of ozone by D.C. current electrolysis in a highly-concentrated salt-buffer electrolyte with the use of lead dioxide anodes, whereby ozone is produced as a component of the anode gas in a concentration of up to 25%...
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WO/1985/002632A1 |
A nickel-oxide hydroxide electrode is prepared by galvanostatic cycling of a nickel metal in contact with a basic electrolyte under electrochemical conditions.
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WO/1985/001965A1 |
Electrode having a polarity which may be reversed by electro-chemical processes, particularly when the electrolyte contains also calcium and magnesium. By means of a multilayer construction from a support (1) based on valve metal, a cond...
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WO/1985/000838A1 |
A method of manufacturing dimensionally stable oxygen evolving anodes with a titanium base and a catalytic oxide coating which is produced from a coating solution containing Ru and Mn compounds in concentrations corresponding to a mole r...
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WO/1985/000389A1 |
Electrolytic electrode which has a hydrogen overvoltage-reducing coating essentially consisting of an alloy from iron, cobalt and/or nickel with tin, the percentage of tin of the alloy being between 0.01 and 10 per cent by weight. The el...
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WO/1984/003523A1 |
Unitary, cast structural element (10) for a filter press electrolysis cell which incorporates into a single unit the central barrier (14) between the peripheral boundaries for the adjacent anolyte compartment (22) and the adjacent cathol...
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WO/1984/003149A1 |
An electrode for a solid electrolyte oxygen sensor, characterised in that the electrode comprises a surface layer on the solid electrolyte, said surface layer consisting of or containing a solid solution in urania of one or more other me...
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WO/1984/001789A1 |
Bipolar electrode with at least one anode portion (1) and one cathode portion (2) rigidly connected in a plane by an intermediary part (3).
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WO/1984/001393A1 |
Acid copper electroplating solutions containing the reaction product of (1) a compound of formula (I), where R1 and R2 are lower alkyl radicals of 1 to 6 carbon atoms, a hydrogen atom or mixtures thereof and R4 an alkali metal, hydrogen,...
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WO/1984/000566A1 |
Aluminum cells may be provided having cathode surfaces which are wetted by aluminum, said surfaces comprising Refractory Hard Materials in a non-graphitized carbon matrix. Such cells may utilize inclined or drained cathodes as well as no...
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WO/1983/003849A1 |
An elongated dimensionally stable flexible electrode (30) having a current carrying inner portion (31) in an outer protective and electrically conductive sheath (33) preferably formed of ruthenium dioxide. A layer of titanium cladding (3...
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WO/1983/003265A1 |
Platinum and iridium in catalytic electrodes for electrochemical uses is partially replaced with lead ruthenate-tantalum oxide composite. Electrodes are fabricated by first coating a film-forming metal substrate with a platinum-iridium c...
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WO/1983/003105A1 |
The large surface current collector for an electro-chemical cell, in the form of a titanium plate or sheet having a given porosity, is fabricated by arranging on a non-adhesive support (1), for example a plane plate of non porous special...
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WO/1983/002288A1 |
An electrode, especially for chlorine and hypochlorite production, comprises an electrocatalyst consisting of 22-55 mol % ruthenium oxide, 0.2-22 mol % palladium oxide and 44-77.8 mol % titanium oxide. The electrocatalyst may form a coat...
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WO/1982/003637A1 |
A cathode coating comprises a catalyst for hydrogen evolution finely dispersed in a matrix consisting of an insoluble, semiconducting polymer which is formed in situ on an electrode support body. A bipolar electrode is provided with such...
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WO/1982/003729A1 |
Electrodes for the electrochemical regeneration of the co-enzymes NADH, NADPH or analogs thereof. The electrode surface has been modified by adsorbing thereto a condensed aromatic ring system comprising at least three, preferably four or...
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WO/1982/003638A1 |
Catalytic particles with an inert, corrosion resistant support material are provided with a catalyst finely dispersed in a matrix of an insoluble electrically conducting polymer formed in situ on each particle of inert support material. ...
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WO/1981/002589A1 |
An electrowinning process for the recovery of various metals including copper, zinc and nickel from an aqueous electrolyte in an electrolytic cell containing anodes and cathodes wherein the anodes are formed from a lead alloy containing ...
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WO/1981/002432A1 |
A semi-conducting, stable polychelate coating is manufactured in situ on a conducting substrate providing metal coordination centres, by carrying out a controlled chelating reaction and thermal treatment on the substrate surface with a p...
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WO/1981/002027A1 |
Electrolytic cell and anode for use in electrowinning molten metal from a fused salt bath e.g. aluminum from cryolite-alumina, said anode consisting of a cermet material formed from a ceramic oxide of, e.g., a ferrite or chromite, and a ...
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WO/1981/001930A1 |
An interfering-wave elimination device includes a narrow-bandpass elimination filter (17), provided in the received signal path (16) of signal processing device (15) such as a Loran C receiver, the eliminated frequency of which can be ad...
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WO/1981/000973A1 |
A catalytic electrode has an electrically conductive substrate such as titanium with a coating comprising a platinum-group metal catalyst finely dispersed in a matrix consisting of a semi-conducting polymer formed in situ on the substrat...
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WO/1981/000864A1 |
Composite bipolar electrode (1) for electrolytic cells having drilled anodes (8) and cathodes (11) and wherein the separation (9) (10) of the anolyte and catholyte spaces is tight to liquids and gases. It allows a good contact between an...
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WO/1981/000863A1 |
Device for distributing the electrolyte on the different elements (1) of bipolar plate cells and for discharging product from the electrolysis of said elements. It allows the connection in series of a plurality of bipolar cells (1) and t...
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WO/1980/002163A1 |
A catalytically active anode comprises a nickel mesh substrate having coated thereon a dispersion of 1 part of polytetrafluoroethylene binder plus 10 parts of cobalt silicate at a rate of 21 mg cobalt silicate/cm2 of mesh. The silicate i...
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WO/1980/000715A1 |
Active electrodes containing a face-centred cubic alloy of Ni with Mo or W as electrocatalysts and methods of preparing the same. In particular, such electrodes have improved efficiency and/or stability and can be used in electrochemical...
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WO/1979/000843A1 |
An electrode especially for the production of chlorates and perchlorates comprising an electrically-conductive corrosion-resistant substrate having an electrocatalytic coating which is preferably a mixture of 40 to 85 parts by weight of ...
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WO/1979/000840A1 |
An electrode for electrolytic processes such as the recovery of uranium dioxide from seawater comprises an electrically-conductive corrosion-resistant substrate having an electrocatalytic coating which is preferably a mixture of 30 to 80...
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WO/1979/000709A1 |
An electrochemical cell with an electrode having deposited thereon an electrocatalyst which is a mixed oxide of nickel-molydenum, nickel-tungsten, cobalt-molydenum or cobalt-tungsten and containing an aqueous alkaline electrolyte compris...
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WO/1979/000332A1 |
The current-carrying capacity of a fluidized-bed electrode is enhanced by imparting increased velocities to the particles (3) suspended therein while maintaining a relatively low degree of bed expansion or voidage. This is accomplished i...
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WO/1979/000233A1 |
In chlor-alkali cells, the cathode may consist of a nickel screen carrying 15.6 mg Co2NiS4 bonded by 4.4 mg polytetrafluoroethylene per cm2.
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WO/1979/000030A1 |
Improved oxygen-consuming electrochemical cells are provided with a fluidized-bed oxygen absorber (1), wherein electrolyte-wetted carrier particles (3), especially electronically conductive catalyst particles, are oxygen-enriched, and a ...
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JP7492953B2 |
Techniques may relate to an electrode having high production efficiency of a synthetic gas containing at least CO. Such techniques relating to an electrode may include: a catalyst that produces at least carbon monoxide by a reduction rea...
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JP2024072557A |
The present invention provides an electrode catalyst layer, a membrane electrode assembly, and a solid polymer electrolytic cell that enable improved electrolysis performance. [Solution] The anode-side electrode catalyst layer for a soli...
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JP2024072400A |
The present invention provides an electrolyte membrane with a catalyst layer, which has good water electrolysis performance and can sufficiently reduce the hydrogen concentration in oxygen gas. SOLUTION 1. A catalyst-layered electrolyte ...
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JP2024072226A |
To obtain an anode for chlorine generation such as in chlor-alkali electrolysis or seawater electrolysis, which has an extremely low anode potential, suppresses the oxygen in chlorine, which is an anode by-reaction, to an extremely low l...
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JP2024072130A |
An electrolytic cell in which damage to a diaphragm is suppressed is provided. [Solution] An electrolytic cell is provided, comprising an electrode having a plurality of openings and a support for supporting the electrode, the support be...
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JP2024072199A |
The present invention provides an anode catalyst layer that exhibits high catalytic activity and can maintain stable catalytic activity. [Solution] The anode catalyst layer includes an oxide catalyst having a perovskite structure, the A-...
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JP2024072225A |
To obtain an anode for generating chlorine such as in ion-exchange membrane salt electrolysis or seawater electrolysis, which has an extremely low anode potential, suppresses the amount of oxygen in chlorine, which is a by-reaction of th...
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JP7488874B1 |
The present invention provides a graphene production apparatus, a graphene production method, and a graphene product. The apparatus includes a mounting unit, a reaction unit, a space limiting unit, a pressure output unit and a pressure b...
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JP2024070149A |
The present invention provides a gas reduction device that can reduce gas with high efficiency, and a gas reduction method using the gas reduction device. [Solution] A gas reduction device 1 comprising a reactor body 10, a microchannel 2...
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JP2024519932A |
The present invention relates to a method for producing a reduction catalyst for water electrolysis using a protective coating, and a reduction electrode for alkaline water electrolysis and an alkaline water electrolysis system containin...
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JP7488022B2 |
To provide a foldable electrode capable of facilitating bending work of a bridging part of an electrode-plate connected body.The foldable electrode is formed of an electrode-plate connected body constituted of a flat metal plate comprisi...
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JP2024067559A |
The present invention provides an anode structure that can reduce the amount of precious metal used in a water electrolysis cell. [Solution] An anode structure for a water electrolysis cell, the anode structure includes a first anode lay...
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JP7485991B2 |
A semiconductor photoelectrode includes a conductive or insulating substrate, a semiconductor thin film disposed on a surface of substrate and having an uneven structure on the surface, a catalytic layer disposed along the uneven structu...
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JP2024519567A |
The present invention provides a method for manufacturing a device that can stabilize the surface of the device during operation. A method of manufacturing a device includes providing a substrate of the device and forming a structure of ...
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JP7470169B6 |
The invention discloses an oxygen transfer device and a refrigerator comprising the same. The oxygen transfer device comprises a shell and an electrochemical assembly arranged in the shell, the electrochemical assembly comprises a cathod...
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JP2024066562A |
[assignment] Provided is a photocatalytic decomposition device that can supply a liquid phase containing a substance to be decomposed with a photocatalyst and decompose it more efficiently than conventional methods. [Solution] The photoc...
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