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988
results.
Updated on
27/10/2026 [13:53:00]
Results 675 to 700 of 988
Absstract of: US20260265051A1
In a method for producing low-carbon hydrogen from ammonia and a plant implementing the method, liquid ammonia feedstock is heated and superheated in a heat-reclaiming module coil and supplied into an ammonia cracking reactor, the resulting nitrogen-hydrogen mixture is cooled in an air cooler, and hydrogen is recovered. The liquid ammonia fuel is heated and evaporated, the gaseous ammonia fuel is superheated and mixed with tail gases resulting from the hydrogen recovery, and the resulting fuel gas, together with hot air, is supplied to the ammonia cracking reactor. The ammonia feedstock and the ammonia fuel are evaporated and superheated in respective recuperative heat exchangers. An outlet for the flue gases of the ammonia cracking reactor is connected to the heat-reclaiming module. Extraction of distilled water from the flue gases as a by-product becomes possible by cooling the exiting flue gases to approx. +60° C. in the heat-reclaiming module.
Absstract of: US20260269283A1
Gas pressure equalisation systems, and method of operation, for an electro-synthetic or electro-energy liquid-gas cell or cell stack. The gas pressure equalisation systems includes a first pressure equalisation tank for partially containing a first liquid and a first gas. The first gas is positioned above a liquid first level. A first gas conduit is provided for the transfer of the first gas between the cell or cell stack and the first pressure equalisation tank. In another aspect, a second pressure equalisation tank may be additionally provided for partially containing a second liquid and a second gas positioned above a liquid second level. A second gas conduit is then provided for the transfer of the second gas between the cell or cell stack and the second pressure equalisation tank.
Absstract of: US20260265925A1
A system and method of making hydrogen from water. A reaction vessel is provided with an outer shell, a central shaft, and concentric inner tubes separated by annular spaces. Water is delivered to the annular spaces by a water pump through an inlet defined in the reaction vessel. The water courses along a tortuous flow path. That path begins at an inner annular space around a central shaft. It ends at an outer annular space. The water emerges from the reaction vessel through an outlet associated with a manifold. A vibratory stimulus is applied to the reaction vessel and water. Water molecules are dissociated into hydrogen molecules and oxygen atoms. These reaction products are delivered through the manifold along an effluent flow path to a receiving pressure vessel before deployment to a sub-assembly for harnessing clean energy.
Absstract of: US20260265080A1
A low Pt-loaded MXene-carbon nanotube aerogel film and its preparation method are provided. The method includes adding an H2PtCl6 solution to a MXene nanosheet colloidal suspension to obtain a Pt@MXene nanosheet suspension, mixing the Pt@MXene nanosheet suspension with a carbon nanotube suspension to obtain a mixed suspension under ultrasonic treatment, and cooling a metal plate in liquid nitrogen in advance, placing the mixed suspension on a surface of the metal plate for rapid freezing, and freeze-drying to obtain a low Pt-loaded MXene-carbon nanotube aerogel film material with a vertical porous structure.
Absstract of: US20260265923A1
A process for producing hydrogen includes a) providing a starting mixture containing bromine, water and a sulfur containing compound, b) reacting the starting mixture provided in a) so as to produce a reaction mixture effluent comprising sulfuric acid and hydrogen bromide, c) separating the reaction mixture effluent obtained in b) into hydrogen bromide enriched compositions and into sulfuric acid enriched compositions the hydrogen bromide enriched composition contains at most 1,000 ppm of sulfuric acid, c) comprises at least two distillation steps, d) subjecting a portion of the hydrogen bromide enriched composition to an electrolysis so as to obtain hydrogen and a bromine containing composition, the electrolysis cell is operated at an operational temperature of at least 70° C., and e) recycling a portion of the bromine containing composition obtained in d) back to a).
Absstract of: US20260265612A1
The present invention relates to a process for converting a feedstock comprising at least one biomass fraction into hydrocarbons, said process comprising a step a) of pretreating the feedstock, a step b) of electrolysis of water into oxygen and hydrogen allowing the production of a stream of hydrogen and of a stream of oxygen, in which the water is at least partly obtained from a Fischer-Tropsch synthesis step e), a step c) of gasification of the feedstock pretreated in step a), in the presence of all or part of the oxygen stream obtained from the water electrolysis step b) so as to obtain a gaseous effluent comprising a synthesis gas, an optional step d) of conditioning the gaseous effluent comprising a synthesis gas obtained from step c) and a step e) of Fischer-Tropsch synthesis of the gaseous effluent obtained from step c) or optionally from step d) in the presence of all or part of the hydrogen obtained from the water electrolysis step b) so as to produce a stream comprising synthetic liquid hydrocarbons and at least one gaseous effluent.
Absstract of: US20260264063A1
27 The present invention refers to a process comprising 3-10 metal atoms atomic quantum clusters (AQCs) supported on metal oxides as catalysts for oxygen release; which can be applied to the oxidation of fuels. Additionally, the present invention refers to the use of said 3-10 metal atoms AQCs supported on metal oxides as oxygen carriers in chemical looping reactions, and to catalysts and chemical compositions comprising said 3-10 metal atoms AQCs supported on metal oxides.
Absstract of: AU2025230555A1
The present invention relates to boiling water reactors arranged to receive a synthesis gas for producing raw gas products, such as a raw methanol product, particularly for transient operation, such as where the synthesis gas is at least partly provided by producing hydrogen by electrolysis of water or steam. Embodiments of the invention include a boiling water reactor, a method of revamping an existing boiling water reactor, and a process for producing raw gas product, such as raw methanol product, utilizing the boiling water reactor.
Absstract of: AU2025224758A1
A system for producing energy and methane includes a waste-to-energy unit configured to produce energy and a flue gas by combusting waste and an oxidizing agent having oxygen and a carbon dioxide (CO2) separation unit configured to separate CO2 from the flue gas to provide separated CO2. The system also includes a bio-methanation unit configured to generate methane (CH4), heat, and water using the separated CO2 received from the CO2 separation unit and received hydrogen (H2) gas. The system further includes an electrolyzer coupled to a source of water (H2O) and an electric power source supplying electricity and configured to split the H2O to generate the oxygen used in the oxidizing agent and the H2 gas used in the bio-methanation unit.
Absstract of: WO2026185352A2
The invention discloses a cleaning agent for pickling, an electrolysis device and a method for pickling. The cleaning agent contains a chelating agent, which may effectively remove metal deposits produced by corrosion on surfaces of components of the electrolysis device, improve pickling efficiency and quality, and thus improve an overall production performance of hydrogen. The electrolysis device according to the invention incorporates a reactor, a hydrogen gas-liquid separator, an oxygen gas-liquid separator and a cleaning component, the cleaning component is connected to the reactor, the hydrogen gas-liquid separator and/or the oxygen gas-liquid separator, and is configured to store the cleaning agent for pickling, and is configured to provide the cleaning agent to the electrolysis device during pickling, such that a pickling operation may be performed efficiently, to improve production efficiency. In the method for pickling according to the invention, a concentration of metal ions in the cleaning agent is monitored, which not only may ensure that the cleaning agent is used in an effective range, but also may end a pickling process in time, thereby avoiding excessive consumption of the cleaning agent, saving a pickling time, while ensuring a pickling effect.
Absstract of: US20260264028A1
0000 A hydrogen-infusing container is described in which the drinking fluid is exposed to both electromagnetic energy and magnetic fields while hydrogen is introduced. The system includes a non-visible electromagnetic frequency generator, such as infrared, ultraviolet, or ultrasonic sources, and at least one magnet arranged to simulate natural environmental conditions. The combination stabilizes the infused hydrogen, promotes nanobubble formation, and supports user-selectable conditioning modes. Control circuitry and sensors may adjust energy output to maintain desired liquid characteristics.
Absstract of: US20260265926A1
A hydrogen-powered autonomous mobile vehicle includes a mixing valve, a hydrogen storage device, a fuel cell, and an electrolyzer. The mixing valve has a first gas intake port coupled to the hydrogen storage device, a second gas intake port, and an outlet port coupled to the fuel cell, and includes a gas intake pipe coupled to the electrolyzer. The fuel cell is configured to perform a first redox reaction based on hydrogen supplied by the hydrogen storage device to generate electric energy and water. The electrolyzer is configured to receive the water and perform a water electrolysis reaction to generate hydrogen. The mixing valve is configured such that the hydrogen supplied by the hydrogen storage device and the hydrogen generated by the water electrolysis reaction converge and are delivered to the fuel cell. The fuel cell is configured to perform a second redox reaction based on the converged hydrogen.
Absstract of: WO2026185069A1
The invention relates to a hydrogen-production plant (10), comprising: a plurality of electrolysis devices (11) which are designed to generate hydrogen from water with the aid of electrical current, wherein oxygen is produced during the generation of the hydrogen; a water circuit (13) which is designed to supply water to the electrolysis devices and to remove water and oxygen from the same, wherein the water circuit (13) has a water storage container (17) from which water can be supplied to the electrolysis devices, wherein the water circuit (13) has a pump (16) which is designed to convey the water from the water storage container (17) towards the electrolysis devices, wherein the water circuit (13) has an oxygen separator (18) which is designed to separate oxygen from the water discharged by the electrolysis devices upstream of the water storage container (17). The oxygen separator (18) has at least one first, horizontally extending separation tube (19) to which water and oxygen can be supplied from the electrolysis devices, wherein from a first end (19a) of the respective first, horizontally extending separation tube (19), water can be conducted towards the water storage container (17), and wherein, from a second end (19b) of the respective first, horizontally extending separating tube (19), oxygen can be conducted towards an oxygen outlet (20).
Absstract of: US20260264059A1
An ammonia decomposition catalyst including a composite oxide forming a perovskite structure with at least barium, zirconium, and ruthenium. Also included is a honeycomb structure including the ammonia decomposition catalyst and an internal combustion engine including the ammonia decomposition catalyst. The ammonia decomposition catalyst exhibits excellent initial activity even at low temperatures and excellent heat resistance in terms of ammonia decomposition activity.
Absstract of: WO2026185353A1
The present invention discloses an electrolysis device. The electrolysis device according to the present invention incorporates a reactor, a hydrogen gas-liquid separator, an oxygen gas-liquid separator and a cleaning component, the cleaning component is connected to the reactor, the hydrogen gas-liquid separator and/or the oxygen gas-liquid separator, and is configured to store a cleaning agent for pickling, and is configured to provide the cleaning agent to the electrolysis device during pickling, such that a pickling operation may be performed efficiently, to improve production efficiency.
Absstract of: WO2026184298A1
A device and method for hydrogen production via microwave resonant plasma torch-assisted ammonia cracking. The device comprises: a microwave unit (1), configured to generate microwaves; and a reaction unit (2), connected to the microwave unit (1). The reaction unit (2) comprises a resonant torch (21). The resonant torch (21) comprises a housing (211), wherein the housing (211) has a closed end and an open end, a resonant cavity (212) is formed between the closed end and the open end, the outer wall of the housing (211) is provided with a gas inlet communicated with the resonant cavity (212), and the gas inlet is configured to be communicated with an external ammonia gas source. A central electrode (213) passes through the resonant cavity (212). Microwaves are fed from the closed end into the resonant cavity (212) to establish microwave resonance therein, and a plasma region is formed around the tip of the central electrode (213) close to the open end, so that ammonia gas flowing in from the gas inlet undergoes a cracking reaction when passing through the plasma region, so as to generate cracked gas containing hydrogen gas.
Absstract of: AU2025262338A1
Methods and systems for synthesis using an underwater electric arc. Such methods and systems form an electrical arc between an anode and a cathode positioned under water or within an aqueous mist and introduce an added material into the vicinity of the electrical arc. The formation of the electrical arc in the vicinity of the added material facilitates synthesis of chemical products from the added material. Such synthesized chemical products include ammonia, hydrogen, cyanide, and hydrogen cyanide.
Absstract of: US20260265938A1
To provide a fluorinated polymer, from which such a polymer membrane can be produced that when a laminate having a polymer membrane that contains a fluorinated polymer having groups convertible to ion exchange groups sandwiched between transfer base materials is subjected to hot pressing and then the transfer base materials are peeled from the laminate, few pinholes are formed in the polymer membrane. To provide an electrolyte membrane using the fluorinated polymer, a membrane electrode assembly and a water electrolyzer. The fluorinated polymer of the present disclosure is a fluorinated polymer having units based on tetrafluoroethylene and having groups convertible to ion exchange groups, wherein no endothermic peak is observed within a range of 300 to 350° C. measured by differential scanning calorimetry.
Absstract of: WO2026185691A1
The present invention relates to a system for making hydrogen available by dissociating the water molecule via optimized electrolysis, in order to achieve an efficient, safe and environmentally sustainable process, which can be configured to be incorporated or integrated into all internal combustion apparatus/systems, including hybrid systems, for land, sea, air and/or space transport, or in plants for the 'production' of thermal or electrical energy. The invention also provides an innovative method for supplying hydrogen from water, and a method involving the use of the system object of the invention.
Absstract of: WO2026186219A1
This catalyst ink for forming an anode catalyst layer (61) on an anion exchange membrane (51) contains a solvent, an electrolyte, and a catalyst. The mass ratio of the electrolyte to the catalyst is 0.07-0.3. Thus, the anode catalyst layer (61) can be satisfactorily formed on the anion exchange membrane (51).
Absstract of: DE102025108101A1
Die vorliegende Erfindung betrifft Verfahren und Anlagen zur Herstellung von synthetischen Kraftstoffen mittels Fischer-Tropsch-Synthese, bei der als Eduktgas ein Synthesegas umfassend oder bestehend aus CO und H2eingesetzt wird, dessen CO aus einem CO2-Redoxreaktionsprozess stammt.
Absstract of: WO2026188059A1
A process for conversion of chemical reactants into products in a plurality of steps includes reacting a first reactant with a first reactive condensed phase material to produce a first product and a second reactive condensed phase material, separating the first product from the second reactive condensed phase material, reacting a second reactant with the second reactive condensed phase material to produce a second product and the first reactive condensed phase material, and separating the second product from the first reactive condensed phase material.
Absstract of: WO2026185722A1
An electrolyzer cell is disclosed, which comprises: a frame structure formed by two frame parts (10) mechanically coupled to each other and having respective central openings (24), which define an active chamber of the cell; a catalyst-coated substrate and gasket assembly (14) mounted between the two frame parts (10) and comprising a membrane (46) and a flat gasket (48), said membrane (46) being aligned with the central openings (24) of the two frame parts (10); and a pair of electrodes (16, 18), namely a cathode electrode (16) and an anode electrode (18). The catalyst-coated substrate and gasket assembly (14) is made in one piece, with the flat gasket (48), and preferably also the cathode and anode electrodes (16, 18), being co-moulded with the membrane (46).
Absstract of: WO2026186218A1
This membrane-catalyst layer assembly used in anion exchange membrane-type water electrolysis comprises an anion exchange membrane (51) and an anode catalyst layer (61) in contact with alkaline water. The anode catalyst layer (61) includes a catalyst and a polymer. As the polymer, a polymer or polyolefin neutral in water is used. As a result, the manufacturing cost of the catalyst ink or the membrane-catalyst layer assembly can be reduced as compared with the case in which an expensive polymer having an ionic group is used.
Nº publicación: WO2026185727A1 10/09/2026
Applicant:
KT TECH S P A [IT]
KT TECH S.P.A.
Absstract of: WO2026185727A1
An electrolyzer apparatus is disclosed, which comprises at least one cell stack, wherein each cell stack comprises a plurality of electrolyzer cells (12) arranged side by side and connected in series with each other. The electrolyzer cells (12) of each cell stack are arranged in cell modules (10) mounted side by side, wherein each cell module (10) comprises two or more electrolyzer cells (12) fastened together by mechanical fastening means, in such a manner that each cell module (10) can be handled as a single component.
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