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WO/2023/022203A1 |
Provided is an isocyanate production system 1 comprising a control device 10 that chooses energy generated by a biomass boiler 134, biomass methanol or carbon recycled methanol for use in a methanol decomposition device 150, a recycled o...
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WO/2023/020771A1 |
Process and system for producing an ammonia synthesis gas, the process comprises the steps of: (a) providing a separate stream comprising nitrogen by pressure swing absorption of ambient air; (b) providing a separate stream comprising hy...
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WO/2023/021332A1 |
Embodiments are disclosed comprising an electromechanical device that generates hydrogen from mechanical energy without requiring an external source of electrical energy. In one embodiment, for example, the only external energy required ...
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WO/2023/021034A1 |
The present invention concerns a method for alkaline water electrolysis of water in an electrolyzer and an electrolyzer configured to carry out the method, the electrolyzer comprising at least one electrolytic cell having an anodic compa...
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WO/2023/023163A1 |
Disclosed herein is an improved method of brine water treatment including the removal of calcium and/or magnesium-based hardness utilizing CO2 mineralization resulting in permanent sequestration of the CO2 via stable precipitates in conj...
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WO/2023/022282A1 |
The present invention relates to a hydrogen ion generation apparatus comprising: a cylindrical water tank formed in a state in which the upper and lower parts thereof are open, and formed to have a size enabling a predetermined amount of...
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WO/2023/023093A1 |
The presently disclosed subject matter relates to devices, systems, and methods of producing an improved fluid flow assembly and liquid/gas diffusion layer in solid polymer electrolyte electrochemical cells. In one aspect, a fluid flow a...
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WO/2023/021678A1 |
This oxygen recovery system is characterized by comprising an oxygen recovery line that recovers oxygen discharged from a water electrolysis device, a hydrogen detection means that detects hydrogen included in the oxygen, and a preventio...
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WO/2023/020265A1 |
The present application provides a liquid level balance control method for a hydrogen production system and a hydrogen production system, which are applied to the technical field of hydrogen preparation. The method comprises: after obtai...
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WO/2023/017755A1 |
[Problem] To provide a hydrocarbon-compound production device and production method with which it is possible to efficiently suppress an increase in temperature without employing a dedicated cooling device and to continue efficient hydro...
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WO/2023/016998A1 |
The invention relates to a system comprising an HTE electrolyser (1), a first steam supply line (2), a first dihydrogen discharge line (4), a second dioxygen discharge line (3), a first heat exchange module (5) designed to ensure heat ex...
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WO/2023/018439A1 |
Provided herein are electrochemical cell and/or electrolyzer configurations with membrane-electrode gap and optionally one or more spacers; and methods to use and manufacture the same.
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WO/2023/019027A1 |
The present invention provides a disinfectant composition, method for preparing a disinfectant composition, and methods of disinfecting of a surface or article using the disinfectant composition. These compositions are light stable, non-...
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WO/2023/018715A1 |
A geomimetic process of sulfate replacement by mineralized carbonate, either in situ or ex situ, is used for mineral carbon sequestration and critical element recovery.
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WO/2023/010772A1 |
The present application provides an HER catalyst preparation method and an HER catalyst prepared thereby, and an electrode preparation method using the HER catalyst and an electrode prepared thereby. The HER catalyst preparation method c...
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WO/2023/012211A1 |
A system and method of producing hydrogen gas in a hydrogen gas production system (100), comprises generating hydrogen gas (221) and waste heat (110) in a water electrolysis apparatus (102) configured to generate hydrogen gas from input ...
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WO/2023/012456A1 |
The present invention relates to a solid oxide electrolyser cell system (10) comprising an electrolysis stack (12) comprising an anode, a cathode and a solid-oxide electrolyte. The anode comprises an anode inlet (14). The system (10) fur...
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WO/2023/010773A1 |
The present application provides a method for preparing a COF-protected electrode and a prepared electrode. The method comprises: mixing an organic framework, a small molecular organic acid, and a solvent, adding a polar aqueous solution...
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WO/2023/011781A1 |
The invention relates to an electrolytic cell (1) for polymer electrolyte membrane electrolysis with a cathode half-cell (2) and an anode half-cell (3), the cathode half-cell (2) and the anode half-cell (3) being separated from one anoth...
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WO/2023/012945A1 |
This water electrolysis system 100 is provided with: a plurality of electrolysis stacks 101 which are connected in series with a direct-current power supply; a hydrogen gas tank 102 which stores a hydrogen gas 104 (hydrogen) generated by...
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WO/2023/012124A1 |
The present invention relates to an electrode and in particular to an electrode suitable for use as a cathode for hydrogen evolution in industrial electrolytic processes and a method for its preparation. The electrode comprises a metal s...
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WO/2023/012944A1 |
A water electrolysis system 1000 comprises: a plurality of electrolysis stacks that are series-connected to a DC power source; a water conveyance pump 109 for supplying water to the entirety of the series-connected electrolysis stacks 10...
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WO/2023/012288A1 |
The present invention concerns an electrolyser and a method for producing the same. The electrolyser comprises at least two electrolytic cells respectively provided with anodic and cathodic frames where the frames are equipped with feed ...
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WO/2023/011520A1 |
The present invention provides a method and reaction apparatus for electrochemical reduction of tin tetrachloride. The electrochemical reaction apparatus comprises: an anode assembly, the anode assembly comprising a first electrode, and ...
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WO/2023/014687A1 |
A method of promoting a chemical reaction includes immersing a device in a solution contained in a reaction chamber, the device including a substrate and a plurality of conductive projections supported by the substrate, each conductive p...
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WO/2023/012372A1 |
The present disclosure provides a system and a method for cleaning of gas.
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WO/2023/013985A1 |
The present invention provides a ruthenium-based nano-catalyst for a hydrogen generation reaction, a preparation method therefor, a hydrogen generation electrode, and a water electrolysis system, wherein the nano-catalyst has excellent c...
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WO/2023/006291A1 |
An integrated process for the synthesis of ammonia and nitric acid, including the production of hydrogen from electrolysis of water, is controlled by a selective switching between a first mode of operation and a second mode of operation,...
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WO/2023/005411A1 |
Provided in the present application are a hydrogen production control method, and an apparatus using same, which are applied to the technical field of hydrogen production. The method comprises: acquiring a predicted hydrogen production p...
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WO/2023/007877A1 |
A high-temperature steam electrolysis device, a hydrogen production method, and a hydrogen production system comprising: a high-temperature steam electrolysis cell that has a cylindrical shape and is provided with a hydrogen/steam gas di...
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WO/2023/006876A1 |
Process for the preparation of lactic acid comprising the steps of: a) providing an aqueous medium comprising magnesium lactate; b) adding to the aqueous medium comprising magnesium lactate a monovalent base to form an aqueous medium com...
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WO/2023/006460A1 |
The invention provides an electrolyzer plant comprising a plurality of electrolyzer modules and a method for controlling operation of said electrolyzer plant. The electrolyzer plant comprises a system comprising a processing unit and con...
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WO/2023/006276A1 |
The invention relates to an electrolysis plant (60) having: a plurality of electrolysis cells (12) which are electrically connected in series and are arranged consecutively at least in part in a stacking direction (14), wherein the serie...
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WO/2023/006202A1 |
It is the objective of the present invention to provide a compact porous transport electrode that shows an increase in cell efficiency as well as superior durability eliminating the problem of low catalyst utilization for low and high ca...
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WO/2023/008643A1 |
The present invention relates to a photoelectrochemical electrode and a method for manufacturing same, and is capable of being mass-produced at low cost. The photoelectrochemical electrode, prepared by a step of forming a transition meta...
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WO/2023/002177A1 |
The present invention provides an oxygen evolution reaction catalyst, wherein the oxygen evolution reaction catalyst is an oxide material comprising iridium, tantalum and ruthenium: wherein the oxygen evolution catalyst comprises a cryst...
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WO/2023/001793A1 |
Present invention relates to a novel method of preparing a diaphragm.
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WO/2023/003293A2 |
The present invention relates to a green hydrogen production and seawater desalination system using solar energy, the system comprising: a factory unit which has a solar panel formed at the front thereof to generate power, cools the sola...
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WO/2023/003044A1 |
A lithium isotope concentration device 10 according to the present invention is provided with a process tank 1 which is divided into a supply tank 11 and a recovery tank 12 by means of an electrolyte membrane 2 that has lithium ion condu...
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WO/2023/001421A1 |
The invention relates to a method for operating an electrolysis plant (100) for producing hydrogen and oxygen as product gases, wherein the hydrogen product gas, which additionally contains oxygen as a foreign gas, is fed from an electro...
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WO/2023/002718A1 |
This electroconductive member is provided with a first layer and a second layer. The first layer is a porous body. The second layer is layered on the first layer. The first layer is used in a collector for a fuel cell or in an electrode ...
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WO/2023/001787A1 |
Present invention relates to a system comprising a turboexpander unit and an electrolysis unit
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WO/2023/001723A1 |
The invention relates to a method for operating an electrolysis device having a plurality of electrolysers selected from membrane electrolysers, at least each electrolyser having, on the anode side, at least one liquid outflow and at lea...
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WO/2023/001669A1 |
The invention relates to a method for transient operation of a solid oxide electrolysis cell (SOEC) stack having a cathode side and an anode side, the method comprising: supplying a flush gas comprising CO2 to said anode side; and applyi...
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WO/2023/002183A1 |
The present invention provides an oxygen evolution reaction catalyst, wherein the oxygen evolution reaction catalyst is an oxide material comprising iridium and tantalum; wherein the oxygen evolution reaction catalyst comprises a crystal...
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WO/2023/003029A1 |
[Problem] To improve energy efficiency in a carbon dioxide recovery system. [Solution] A carbon dioxide recovery system 1 includes: an electrolytic reduction device 2 that produces a produced gas by the electrolytic reduction of carbon d...
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WO/2023/001422A1 |
Disclosed is a method for operating an electrolysis plant (100) for producing hydrogen and oxygen as product gases, wherein the oxygen product gas, which additionally contains hydrogen as a foreign gas, is fed from an electrolyser (1) to...
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WO/2023/002090A1 |
An object of the invention is a system for electrolysis power conversion, the system comprising electrolyser cells arranged as controllable series connected cell groups (103), means (142) for electrolysis operation at a first voltage in ...
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WO/2023/002048A1 |
Disclosed herein are processes for removing lithium from a battery material comprising contacting the battery material with an aqueous medium comprising calcium hypochlorite salts to form a mixture, and separating in the mixture solids f...
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WO/2023/002411A1 |
Methods and systems related to the field of electrolyzers are disclosed. An electrolyzer assembly is disclosed which includes a stack of cells, a plurality of polar plates in the stack of cells, a plurality of flow fields between the plu...
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