Zure produktuak, zerbitzuak edo biak beste enpresa batengandik bereizi nahi badituzu, baliteke marka edo izen komertzial bat behar izatea. Ezagutu zer diren, zer den erregistratzeko prozedura eta zer dakarren.
Información sobre los plazos de presentación de solicitudes de transformación de marcas de la Unión Europea en marca nacional española. Más información
Arazo tekniko bat konpontzen duen edo abantaila praktiko bat duen gailu, produktu edo prozedura berri bat baduzu, hura babesteko hainbat modu daude Espainian eta beste herrialde batzuetan. Ikusi nola egin.
Zure berrikuntza zure produktuaren estetikan, apainduran edo itxuran datza? Babestu diseinu industrial baten bidez. Jakin ezazu zer eskubide ematen dituen erregistroak eta nola egin izapideak.
Adierazpen geografikoek jatorrizko produktu baten izena eremu geografiko batetik babesten dute, eta adierazpen horri esker kalitate, ospe edo beste ezaugarri jakin batzuk ditu. Ezagutu zer diren, zein den erregistratzeko prozedura eta zer onura dituzten.
Mundu osoan argitaratutako patenteak informazio zientifiko, tekniko eta komertzialaren iturri baliotsua dira.
El Bono 3 del Fondo para PYMEs 2025, que cubre la elaboración de Informes Tecnológicos de Patentes (ITP) y Búsquedas Retrospectivas se cerrará el lunes 10 de febrero de 2025 al cierre de la jornada laboral. Próximamente se informará sobre su reapertura. Puede consultar más información aquí.
Ekintzailea edo enpresa bazara eta zure negozioaren errentagarritasuna sustatu eta hobetu nahi baduzu, zure erakundeko aktibo ukiezinak behar bezala babestuz, gune honetan aurkituko duzu behar duzuna.
827
resultados
Última actualización
16/11/2025 [06:57:00]
Resultados 100 a 125 de 827
Resumen de: US2025333863A1
Disclosed in the present disclosure are a square-meter-scale stainless steel integrated electrode with a surface modified by bimetallic sulfide, and a preparation method and application thereof. The preparation method includes the following steps: (1) performing ultrasonic cleaning on a stainless steel substrate with deionized water, acetone and ethanol in sequence, performing heating and soaking with a dilute hydrochloric acid solution, and finally, performing drying after washing and cleaning with deionized water to obtain the stainless steel substrate with a clean surface; (2) dissolving two transition metal cation salts and a sulfur source in an aqueous solution and performing stirring at a room temperature for even mixing; and (3) putting the stainless steel substrate with the clean surface obtained in step (1) into the solution of the step (2) for a heating reaction, washing an obtained sample with water after the reaction is finished, and then, performing drying.
Resumen de: US2025333859A1
Provided is an adhesive-fixed electrolysis module comprising a single stack, the single stack having a separator, a pair of bipolar plates, a pair of gaskets, a pair of diffusion layers, a pair of electrodes, and a cell frame, wherein the bipolar plates, the gaskets, the diffusion layers, and the electrodes are sequentially arranged on the cathode and anode sides, respectively, with respect to the separator, forming a symmetrical structure, wherein the separator, the bipolar plates, the gaskets, the diffusion layers, and the electrodes are stacked in a zero-gap manner within the cell frame, and wherein the bipolar plates are adhered and fixed to the cell frame using an adhesive, thereby simplifying product assembly and reducing assembly costs compared to a single stack fixing method using welding, riveting, bolting, etc. between conventional parts.
Resumen de: US2025333858A1
The electrolysis device includes a plurality of plates that have a plurality of sets of aligned fluid openings. At least one of the sets of aligned fluid openings is configured for conveying high pressure hydrogen gas. At least one gasket, which has an annular shape and is made of an elastomeric material, surrounds at least one of the sets of aligned fluid openings to establish a fluid-tight seal between at least two of the plurality of plates. The at least one gasket has a generally constant cross-sectional shape around a central axis, the cross-sectional shape having a sealing surface that includes a pair of peaks that are spaced radially apart from one another and that includes a pair of elevated plateaus on opposite radial sides of the pair of peaks.
Resumen de: US2025333853A1
A hydrogen production system and a hydrogen production method includes: a heat exchanger that heats steam by using a heating medium heated by thermal energy at 600° C. or higher; a high-temperature steam electrolysis device that electrolyzes steam at 600° C. or higher to produce hydrogen by applying, to a high-temperature steam electrolysis cell, a voltage lower than an electric potential at a thermal neutral point at which Joule heating caused by application of a current and heat absorption caused by electrolysis reaction are balanced; and a heating device that heats the high-temperature steam electrolysis device by the steam.
Resumen de: US2025333854A1
A water electrolysis system that generates hydrogen and oxygen by electrolysis of water includes a water electrolysis cell including an anode, a cathode, and an electrolyte membrane sandwiched between the anode and the cathode, and a control device that controls electric power supplied to the water electrolysis cell, wherein the control device performs a potential changing process of changing a potential of the anode either or both of upon starting of the water electrolysis system and during continuous operation of the water electrolysis system, and the potential changing process includes a potential lowering process of lowering the potential of the anode to a predetermined potential.
Resumen de: US2025333852A1
A modular hydrogen generation system (“system”) comprises a high-pressure containment vessel (“vessel”) defining a hydrogen plenum. The system also comprises a hydrogen generation insert (“insert”) shaped to be received in the hydrogen plenum. The insert includes a cover, one or more proton-exchange membrane (“PEM”) cells, an oxygen-water separator; and a passive dual regulator with relative differential venting (“regulator”). The insert is inserted into the hydrogen plenum such that hydrogen and oxygen can be produced at an interior pressure of from 200 to 6,000 psi. The regulator receives oxygen from the oxygen-water separator and hydrogen from the hydrogen plenum and regulates pressure imbalances between an oxygen-side of the system, vents oxygen to an exterior of the high-pressure containment vessel, and vents hydrogen to an exterior of the vessel to allow collection of hydrogen and oxygen and avoid rupture of the one or more PEM cells during operation.
Resumen de: US2025333851A1
A contained hydrogen generation system (“system”) comprises a high-pressure containment vessel (“vessel”), one or more proton-exchange membrane (“PEM”) cells, an oxygen-water separator, and a passive dual regulator with relative differential venting (“regulator”). The vessel defines a hydrogen plenum. The PEM and the oxygen-water separator are disposed in the hydrogen plenum. The regulator includes a hydrogen fluid path in fluid communication with the hydrogen plenum, an exterior hydrogen storage vessel, and an exterior of the vessel, and also includes an oxygen fluid path in fluid communication with the oxygen-water separator, an exterior oxygen storage vessel, and an exterior of the vessel. The regulator regulates pressure imbalances between an oxygen-side of the system and a hydrogen-side of the system, and vents oxygen and hydrogen to an exterior of the vessel to allow collection of both hydrogen and oxygen and avoid rupture of a PEM in the one or more PEM cells.
Resumen de: US2025333868A1
A separator (1) for water electrolysis comprising on at least one side thereof:—a surface area Smax,—a surface area Sc for contacting a surface of an electrode, and—a channel (10) for evacuating gas bubbles having a cross section Φc, characterized in that:—a ratio Sc/Smax is from 0.025 to 0.50, and—the cross section Φc is large enough for evacuating gas bubbles having a diameter from 5 to 50 μm.
Resumen de: US2025333865A1
An electrocatalyst useful for forming hydrogen from water by the hydrogen evolution reaction. The electrocatalyst includes a titanium (Ti)-including substrate, an array of titanium dioxide (TiO2) nanotubes (TNTs) disposed on the Ti-including substrate, and cobalt oxyphosphide (CoOP) nanostructures disposed on the surface of the TNTs. The TNTs are crystalline, as observed by powder X-ray diffraction (PXRD). The CoOP is amorphous by PXRD, and the CoOP nanostructures are substantially spherical and have a mean size of 75 to 400 nanometers (nm).
Resumen de: US2025333867A1
An electrode for electrolysis, including: a conductive substrate; and a catalyst layer disposed on a surface of the conductive substrate, in which at least one of the following conditions (I) and (II) is satisfied:(I) the catalyst layer contains a ruthenium element and an iridium element, and a crystallite size is 50 Å or more and 100 Å or less, the crystallite size being calculated from a peak observed in a 20 range of 27° or more and 28.5° or less in an XRD spectrum, the XRD spectrum being obtained by subjecting the catalyst layer to X-ray diffraction measurement and(II) the catalyst layer contains (i) a ruthenium element, (ii) an iridium element, and (iii) at least one kind of metal element M selected from the group consisting of W, Zn, Mn, Cu, Co, V, Ga, Ta, Ni, Fe, Mo, Nb and Zr, in the catalyst layer.
Resumen de: US2025333860A1
Electrolysis unit including a plurality of electrolysis cells held against one another along a stacking axis (Oy) between a first intermediate end plate and a second intermediate end plate, the first end plate including a first smooth bore and the second end plate including a second smooth bore. A tie rod including a body provided, at a first end, with a first head and, at a second end, with a second head, and first tensioning means for tensioning it. An electrolyzer includes the electrolysis unit.
Resumen de: US2025333316A1
The invention relates to a system and a method for generating ammonia, wherein, in an ammonia reactor, ammonia (NH3) is generated from a synthesis gas, wherein the synthesis gas contains hydrogen (H2) and nitrogen (N2), wherein a nitrogren supply flow and a first heat exchanger are used, which are designed in such a way that the hot ammonia (NH3) flowing out of the ammonia reactor heats the nitrogen used as synthesis gas in the nitrogen supply flow.
Resumen de: US2025333298A1
A method of catalytic ammonia decomposition is provided. The method includes: flowing ammonia into a reactor charged with a medium entropy metal alloy (MEA) catalyst including a first principal metal, a second principal metal, and a third principal metal, where each of the principal metals is independently selected without repetition from the group consisting of Co, Cr, Fe, Mn, Ni, Al, Cu, Zn, Ti, Zr, Mo, V, Ru, Rh, Pd, Ag, W, Re, Ir, Pt, Au, Ce, Y, Yb, Sn, Ga, In, and Be; and catalytically decomposing the ammonia into hydrogen and nitrogen over the MEA catalyst in the reactor at a reaction temperature between 200° C. and 900° C.
Resumen de: US2025332578A1
A method of catalytic ammonia decomposition, where the method includes: flowing ammonia into a reactor charged with a supported medium entropy metal alloy (MEA) catalyst including MEA particles supported on a support, the MEA particles including a first principal metal, a second principal metal, and a third principal metal, where each of the principal metals is independently selected without repetition from the group consisting of Co, Cr, Fe, Mn, Ni, Al, Cu, Zn, Ti, Zr, Mo, V, Ru, Rh, Pd, Ag, W, Re, Ir, Pt, Au, Ce, Y, Yb, Sn, Ga, In, and Be; and catalytically decomposing the ammonia into hydrogen and nitrogen over the supported MEA catalyst in the reactor at a reaction temperature between 200° C. and 900° C.
Resumen de: WO2025220485A1
The present disclosure provides an electrolytic cell stack capable of increasing the amount of product generated by electrolysis while suppressing a temperature rise of the cell stack. An electrolytic cell stack (101) according to the present disclosure comprises: a hydrogen generation unit (10) provided with an electrolytic cell (105) having a hydrogen electrode, an oxygen electrode, and a solid electrolyte membrane; a raw material gas supply port (11); a hydrogen gas discharge port (12); a raw material gas supply-side heat exchange unit (13); and a hydrogen gas discharge-side heat exchange unit (14). The raw material gas supply-side heat exchange unit and the hydrogen gas discharge-side heat exchange unit are each composed of a heat transfer unit and a header unit. The heat transfer unit area of the hydrogen gas discharge-side heat exchange unit is larger than the heat transfer unit area of the raw material gas supply-side heat exchange unit.
Resumen de: WO2025225856A1
A solid oxide water electrolysis system is disclosed. The disclosed system comprises: a stack including a fuel electrode, an electrolyte, and an air electrode; a fuel electrode recuperator configured to exchange heat between a product discharged from the fuel electrode and water vapor supplied to the fuel electrode; a recycle blower configured to recirculate a portion of the product discharged from the fuel electrode recuperator to the fuel electrode recuperator; a product cooler configured to cool the remainder of the product discharged from the fuel electrode recuperator; a separator configured to separate the product discharged at least from the product cooler into hydrogen and water; an air blower configured to supply outside air to the air electrode; and an air electrode recuperator configured to exchange heat between exhaust discharged from the air electrode and the outside air supplied to the air electrode.
Resumen de: WO2025226337A2
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.
Resumen de: WO2025226320A2
An integrated energy system including a power plant is discussed herein. In some examples, the integrated energy system may include at least one nuclear reactor and electrical power generation system configured to generate steam and electricity, a water treatment plant configured to produce Sodium Hydroxide (NaOH) from salt water, a Sodium Formate (HCOONa) production plant configured to receive the Sodium Hydroxide (NaOH) to produce Sodium Formate (HCOONa), a Thermal Decomposition reactor configured to receive the Sodium Formate (HCOONa) and configured to receive at least a first portion of the steam or at least a second portion of the electricity from the power plant to indirectly heat the Thermal Decomposition reactor to produce Hydrogen (H2), Carbon Dioxide (CO2), and Carbon Monoxide (CO) from the Sodium Formate (HCOONa), and a Methanol (CH3OH) reaction chamber configured to receive the Hydrogen (H2), the Carbon Dioxide (CO2), and the Carbon Monoxide (CO) to produce Methanol (CH3OH).
Resumen de: WO2025225466A1
An evaluation system according to the present invention evaluates the performance of an electrolysis cell that electrolyzes supplied steam to generate hydrogen gas or a test piece that is a portion thereof and comprises a steam supply line that supplies steam to the test piece, a hydrogen gas extraction line that extracts hydrogen gas that is generated from the test piece by electrolysis, a generated hydrogen information acquisition unit that acquires generated hydrogen information that directly or indirectly indicates the hydrogen gas content of a fluid that flows along the hydrogen gas extraction line, and a steam control unit that controls the flow rate of the steam supplied to the test piece from the steam supply line on the basis of the acquired generated hydrogen information.
Resumen de: WO2025223557A1
An electrode of an electrolytic cell, and an application thereof. The electrode comprises: a substrate (102); a surface treatment layer (106), which is formed on the substrate (102); and a catalyst layer (20), which is formed on the surface treatment layer (106). The surface structure and/or surface properties of the substrate can be modified by means of the surface treatment layer, so that the surface area of a subsequent electrode is increased, allowing more active sites to be exposed, thereby effectively improving the electrochemical performance of the electrode.
Resumen de: WO2025223558A1
An electrode of an electrolyzer, and the use thereof. The electrode comprises a substrate (30) and a catalyst layer (20) formed on the substrate, wherein the catalyst layer comprises a plurality of first catalyst zones (201) and a plurality of second catalyst zones (202), and the structural texture of the first catalyst zones (201) is different from the structural texture of the second catalyst zones (202). Using the catalyst zones having different structural textures can increase active sites of the catalyst layer, and can also achieve an effective dispersion effect on the distribution of an active catalyst on the substrate, so as to avoid excessive agglomeration in local regions, thus increasing the utilization rate of precious metal.
Resumen de: WO2025226115A1
The present invention relates to a super-hydrophilic titanium oxide nanotube electrode electrodeposited with metal nanoparticles and, more specifically, to a method for manufacturing a super-hydrophilic titanium oxide nanotube-based electrode electrodeposited with metal nanoparticles through simple electrooxidation and electrodeposition.
Resumen de: WO2025222998A1
A hydrogen generation device with a breathing detection function. The hydrogen generation device comprises an electrolytic cell, a gas pipe, a sensor, a valve switch and a controller, wherein the electrolytic cell is used for electrolyzing water to generate a hydrogen-containing gas; the gas pipe is in communication with the electrolytic cell and has a gas outlet, and the gas pipe is used for receiving the hydrogen-containing gas and outputting the hydrogen-containing gas through the gas outlet; the sensor is used for sensing the breathing of a user to generate a breathing signal; the valve switch is arranged in the gas pipe; and the controller is electrically connected to the valve switch and the sensor, and the controller opens the valve switch on the basis of an inspiration signal, and closes the valve switch on the basis of an expiration signal. Therefore, the present invention provides the hydrogen-containing gas, and does not provide the hydrogen-containing gas in an expiration state, such that not only can excessive pressure in a breathing tube be prevented, but also the hydrogen-containing gas can be prevented from rapidly flowing to a user when the user inhales again, thereby improving the practicability and the usage experience.
Resumen de: US2025337244A1
A power system and a frequency modulation control method therefor. The method includes: first, determining whether the current power grid frequency of a power system falls within a preset allowable frequency deviation range; if not, performing calculation according to the current power grid frequency and a power grid rated frequency to obtain an input current change value of a hydrogen production power generation unit in the power system; on the basis of the size relationship between the input current change value and limit values thereof and the size relationship between the changed input current value and limit values thereof, determining a target input current of the hydrogen production power generation unit; and finally, adjusting an input current of the hydrogen production power generation unit according to the target input current, so as to allow the power grid frequency of the power system to fall within the preset allowable frequency deviation range. Therefore, by means of the relationship between system power consumption and frequency fluctuation, the present application can guide input current setting for the hydrogen production power generation unit on the basis of a measured system frequency to achieve frequency modulation control of the power system, thus solving the problem of frequency fluctuation of power grid systems caused by randomness and fluctuation of renewable energy power generation.
Nº publicación: WO2025223916A1 30/10/2025
Solicitante:
GENVIA [FR]
SCHLUMBERGER TECH CORPORATION [US]
SCHLUMBERGER CANADA LTD [CA]
SERVICES PETROLIERS SCHLUMBERGER [FR]
SCHLUMBERGER TECH B V [NL]
GENVIA,
SCHLUMBERGER TECHNOLOGY CORPORATION,
SCHLUMBERGER CANADA LIMITED,
SERVICES P\u00C9TROLIERS SCHLUMBERGER,
SCHLUMBERGER TECHNOLOGY B.V
Resumen de: WO2025223916A1
The invention relates to a method for producing hydrogen via steam electrolysis, the method comprising the following steps: - producing steam (112) by heating liquid water (204); and - electrolysing, in an electrolysis unit (102), at least a portion of the steam (112) to provide a first output stream (116) rich in hydrogen and a second output stream (118) rich in oxygen; characterised in that the steam is produced by at least one heat pump circuit reusing a portion of the heat from at least one of the output streams (116, 118) in order to vaporise the liquid water. The invention also relates to a system (400) implementing such a method.
BOPI
Sede Electrónica
