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PROCESS AND PLANT

Resumen de: WO2026057995A1

A process for the catalytic cracking of a liquid ammonia feedstock to produce a cracked gas stream, comprising the steps of i) heating the liquid ammonia feedstock to an intermediate temperature by heat exchange with a liquid heat exchange medium to produce a cooled liquid heat exchange medium; and ii) using the intermediate temperature liquid ammonia feedstock to provide cooling to one or more downstream processes.

AMMONIA SUPPLY SYSTEM HYDROGEN PRODUCTION SYSTEM CARBON-FREE POWER GENERATING SYSTEM AND SOLID OXIDE FUEL CELL SYSTEM

Resumen de: EP1000000A1

The invention relates to an apparatus (1) for manufacturing green bricks from clay for the brick manufacturing industry, comprising a circulating conveyor (3) carrying mould containers combined to mould container parts (4), a reservoir (5) for clay arranged above the mould containers, means for carrying clay out of the reservoir (5) into the mould containers, means (9) for pressing and trimming clay in the mould containers, means (11) for supplying and placing take-off plates for the green bricks (13) and means for discharging green bricks released from the mould containers, characterized in that the apparatus further comprises means (22) for moving the mould container parts (4) filled with green bricks such that a protruding edge is formed on at least one side of the green bricks.

Co3O4@IrOx catalyst, its preparation method and application

Resumen de: US20260078509A1

This invention discloses a Co3O4@IrOx catalyst, its preparation method, and its applications, belonging to the technical field of catalyst materials for hydrogen production through water electrolysis. The preparation method of the Co3O4@IrOx catalyst is as follows: using ZIF-67 as the core, adding a quaternary ammonium salt surfactant and an imidazole organic ligand, and reacting it with a zinc source to obtain a ZIF-67@ZIF-8 core-shell material; coating it on carbon paper to obtain a ZIF-67@ZIF-8 electrode sheet; pyrolyzing it to obtain a Co3O4@defective ZIF-8 electrode sheet; using a standard three-electrode system, with the Co3O4@defective ZIF-8 electrode sheet as the working electrode, performing pulsed potential etching in potassium hydroxide solution to obtain a Co3O4@vacancy-type ZIF-8 electrode sheet; and electrochemically depositing it in an iridium-containing potassium hydroxide solution to obtain the Co3O4@IrOx catalyst. The Co3O4@IrOx catalyst exhibits excellent hydrogen production capacity through water electrolysis.

Nickel Oxide-Based Iron-Iridium Co-Electrodeposited Catalyst, Preparation Method Thereof, and Application Thereof

Resumen de: US20260078508A1

The present invention discloses a nickel oxide-based iron-iridium bi-electrocatalytic catalyst, its preparation method and application, belonging to the technical field of catalytic materials. In the present invention, a nickel oxide material is prepared as a nickel oxide working electrode, and a mixed solution of an iron precursor, an iridium precursor, and an OH- source is used as an electrolyte. Iron-iridium bimetal is deposited on the nickel oxide working electrode by electrochemical deposition to obtain a nickel oxide-based iron-iridium bi-electrocatalytic catalyst. The preparation method provided by the present invention realizes the multi-scale dispersion of two metal elements, iron and iridium, on the surface of the nickel oxide support. This multi-scale structure not only provides abundant catalytic active sites, enabling the catalyst to more efficiently adsorb and activate reactants during the reaction process, but also significantly enhances the electron transfer efficiency, thereby improving the catalytic activity of the catalyst. In addition, the synergistic effect of iron and iridium optimizes the electronic structure of the catalyst, further improving its catalytic performance.

水電解用途のための選択セパレータ及びその製造方法

Resumen de: CN120981607A

A selective membrane is described that includes a porous polymer membrane and a selective material on at least one outer surface. A selective material comprising a composite material of an ion exchange polymer and zirconia particles (ZrO2) distributed throughout the ion exchange polymer may be applied as a liquid by a spray method. Selective membranes made by the methods described herein are suitable for alkaline water electrolysis applications.

APPARATUS AND METHOD FOR CLEAN POWER GENERATION FROM ATMOSPHERIC CARBON DIOXIDE

Resumen de: WO2026059567A1

A method and system for capturing carbon dioxide from the air with a carbon contactor (also referred as to a carbon capture device), using an carbonate lean/poor alkaline solution to produce a carbonate rich alkaline rich solution, sending the resulting carbonate rich solution to an electrolyzer to generate hydrogen gas, and using the hydrogen gas to power a power plant, the hydrogen gas either used alone, or blended with natural gas or ammonia, and at least some of the power generated by the power plant is used to power the contactor and the electrolyzer.

アンモニア分解触媒およびアンモニア分解方法

Resumen de: WO2025028897A1

The present invention relates to a catalyst for decomposition of ammonia and a method for decomposition of ammonia. The catalyst comprises a carrier and a catalytically active component supported by the carrier, the catalytically active component comprising; i) ruthenium as a first metal; ii) a second metal; and iii) a third metal, wherein the second metal and the third metal are each independently at least one selected from the group consisting of lanthanum (La), cerium (Ce), aluminum (Al), and zirconium (Zr).

ELECTRODE CATALYST INK FOR WATER ELECTROLYSIS, ELECTRODE CATALYST, WATER ELECTROLYSIS CELL, AND WATER ELECTROLYSIS DEVICE

Resumen de: EP4711504A1

An ink 1a for water electrolysis electrode catalyst includes a catalyst 11, a support 15, an organic polymer 12, and a solvent 13 including water. The catalyst 11 includes at least one transition metal. The support 15 supports the catalyst 11 and includes a transition metal. The organic polymer 12 includes a water-insoluble polymer 12b and a nonionic water-soluble polymer 12a.

HEAT RESISTANT ALLOY HAVING NITRIDING RESISTANCE

Resumen de: EP4711483A1

The present invention provides a heat-resistant alloy that is excellent in nitriding resistance and high-temperature creep rupture strength. The heat-resistant alloy of the present invention comprises, in mass %, C: 0.2% to 0.6%, Si: greater than 0% to 2.5% or less, Mn: greater than 0% to 2.0% or less, P: 0.03% or less, S: 0.03% or less, Ni: 33.0% to 50.0%, Cr: 24.0% to 50.0%, with the remainder being Fe and impurities, and optionally including: Nb: greater than 0% to 1.8% or less, Rare Earth Elements: greater than 0% to 0.5% or less, Ti: greater than 0% to 0.5% or less and/or Zr: greater than 0% to 0.5% or less, W: greater than 0% to 2.0% or less and/or Mo: greater than 0% to 0.5% or less.

NICKEL MOLYBDENUM CATALYSTS AND THEIR METHODS OF PREPARATION

Resumen de: CN121443774A

The present invention relates to a method of synthesizing a transition metal catalyst consisting of electrodeposition on a substrate electrode from an electrolyte solution comprising at least one transition metal precursor wherein the electrodeposition is carried out at a deposition current density of 500 to 2000 mA/cm2. The invention also relates to a transition metal catalyst characterized in that it is stable on a base electrode at a current density of at least 400 A/cm2 for at least 30 minutes.

CASING STRUCTURE DESIGN FOR ELECTROLYTIC CELLS

Resumen de: WO2024231175A1

The present invention concerns composite casing structures for electrolytic cells wherein each casing structure is made of a plurality of casing components, optionally made of at least two different materials, which are subsequently joined together to form a structure suitable to house one or more of the following elements: electrodes, separators, bipolar elements, elastic elements and/or current collectors. The casing structure may be advantageously employed in electrolysers for high pressure alkaline water electrolysis.

ELECTROCHEMICAL DEVICE, IN PARTICULAR ELECTROLYSIS DEVICE

Resumen de: WO2024230958A1

An electrochemical device (10'), with a cell stack consisting of a plurality of cell stack elements, with a force application unit (13) which exerts a force on the cell stack in order to press the cell stack elements of the cell stack fluid-tightly in sealing regions (17) of the cell stack, wherein the force application unit (13) is designed in such a manner that the force for pressing the cell stack acts on the cell stack and therefore on the sealing regions (17) of the cell stack depending on the operating state of the electrochemical device (10').

COMPOSITE PROTON EXCHANGE MEMBRANE AND CATALYST-COATED COMPOSITE PROTON EXCHANGE MEMBRANE

Resumen de: CN121311631A

Composite proton exchange membranes are described. The composite proton exchange membrane comprises three layers, wherein the three layers comprise a proton exchange membrane layer, a continuous nonporous organic-inorganic composite coating layer and a continuous nonporous cross-linked polyelectrolyte multilayer coating. Catalyst coated membranes incorporating the composite proton exchange membranes and methods of making the composite proton exchange membranes are also described.

REACTION CELL FOR AMMONIA ELECTROLYSIS REACTION AND ELECTROCHEMICAL HYDROGEN EXTRACTION SYSTEM COMPRISING SAME

Resumen de: WO2026059005A1

A reaction cell for an ammonia electrolysis reaction and an electrochemical hydrogen extraction system including same are disclosed. Specifically, a reaction cell (10) for use in an ammonia electrolysis reaction is provided, the reaction cell (10) comprising: an anode (100) comprising a first metal; a cathode (200) comprising a second metal; and a separator (300) positioned between the anode and the cathode and comprising a cation exchange membrane (310). The present invention provides a hydrogen production technology based on anhydrous ammonia electrolysis through cation exchange, thereby enabling production of high-purity, high-pressure hydrogen with low energy consumption.

METHOD AND APPARATUS FOR DETECTING THE PRESENCE OF HYDROGEN IN THE OXYGEN STREAM GENERATED BY A PEM CELL

Resumen de: EP4711497A1

A method is described for detecting the presence of hydrogen in the oxygen stream generated by a PEM cell, wherein the PEM cell comprises a membrane permeable to H⁺ ions , a first inlet conduit for water, a second outlet conduit for hydrogen, and a third outlet conduit for the generated oxygen. The hydrogen and the oxygen being produced by the molecular dissociation of water inside the PEM cell.In the method the temperature of a catalyst placed in contact with said oxygen stream, is detected.

ELECTROLYSER CELL STACK

Resumen de: EP4711495A1

The present invention relates to an electrolyser cell stack (100) for producing a hydrogen-based e-fuel, including an electrochemical system (10) with a plurality of electrolyser cells for an electrochemical reaction of water with electric power, an electrical system (20) for supplying electric power to the stacked electrolyser cells, and a compression system (30) with compression plates (33) for compressing at least the electrochemical system (10) in a stacking direction (D). According to the invention, the electrochemical system (10) is divided into at least two parallel stacked sub-stacks (11) of the electrolyser cells arranged within an area (A) of the compression plates (33), for a common compression of all sub-stacks (11) by the same compression system (30).

Method and apparatus for forming feedstock for cracking

Resumen de: FI20246132A1

The application relates to a method and an apparatus for forming a feedstock for a steam cracking process. Hydrogen gas (4) and a feed (1) comprising at least carbon dioxide are fed to a first reactor (2) in which the feed reacts with the hydrogen to form a synthesis gas (3) comprising at least carbon monoxide, and the synthesis gas is supplied to a second reactor (6) in which the synthesis gas is treated in the presence of a synthesis catalyst to form a hydrocarbon composition (7) comprising at least naphtha range hydrocarbons. Undesired hydrocarbons, unreacted gases and/or water are separated from the hydrocarbon composition (7) and a fraction of the hydrocarbon composition (8) which comprises at east naphtha range hydrocarbons is formed. The fraction of the hydrocarbon composition is treated by a hydrotreatment (10) in which hydrogenation and hydrodeoxygenation reactions are carried out in the presence of at least one hydrotreatment catalyst in one or more reactors for modifying the fraction (8) to form a modified hydrocarbon composition (11), and the feedstock is formed from the modified hydrocarbon composition.

MULTIFUNCTIONAL ELECTROCHEMICAL CATALYST FOR PRODUCING GREEN HYDROGEN

Resumen de: KR20260037813A

본 발명은 탄소 섬유 기판, 상기 기판 상에 코팅된 전도성 고분자층, 상기 전도성 고분자층 상에 형성된 나노 섬유층을 포함하며, 상기 나노 섬유층은 니켈 코발트 옥시하이드록사이드를 포함하는 전기화학 촉매에 관한 것으로서, 보다 상세하게는, 탄소 섬유, 전도성 고분자 및 니켈 코발트 옥시하이드록사이드를 포함함으로써 바인더가 필요하지 않고 수소 발생 반응, 산소 발생 반응 및 요소 산화 반응에 모두 사용될 수 있는 다기능 전기화학 촉매에 관한 것이다.

CHEMICAL DECOMPOSITION USING CATALYTIC REACTOR HEATED BY MAGNETIC INDUCTION

Resumen de: EP4711036A1

A system can include a catalytic reactor heated using magnetic induction to perform a magnetically induced decomposition reaction. The catalytic reactor can include a housing coupled with a feedstock source to receive a flow of an inorganic compound in gaseous form that can flow through the catalytic reactor. The housing can include a metal-based catalyst selected to decompose the inorganic compound into one or more reaction products within a predefined temperature range. The metal-based catalyst can include a heating agent that can increase in temperature when exposed to a magnetic field. A coil can be positioned around the housing to provide the magnetic field to heat the metal-based catalyst using magnetic induction to be within the predefined temperature range.

水素ガス製造装置、および水素ガスの製造方法

Resumen de: JP2026049668A

【課題】高純度の水素ガスを製造できる装置を提供する。高純度の水素ガスを製造できる方法を提供する。【解決手段】陰極と、前記陰極の一方側に対向して配されている陽極と、前記陰極と前記陽極の間に配されている固体電解質部材とを有する水素ガス製造装置であって、前記陰極の他方側に水素ガス回収通路が配されている水素ガス製造装置。【選択図】図３

助触媒、光触媒材、分散液、組成物、塗膜、基材

Resumen de: JP2026049210A

【課題】従来のＣｏ酸化物助触媒と比較して、水の酸化に対する活性が高い可視光応答光触媒用の助触媒、助触媒を含む光触媒材、光触媒材を含む分散液、分散液を含む組成物、分散液の乾燥物または組成物の硬化物である塗膜、および塗膜を有する基材を提供する。【解決手段】コバルトと、鉄およびニッケルの少なくとも１種と、を含む、可視光応答光触媒用の助触媒。イリジウムをドープしたチタン酸ストロンチウム粒子と、前記チタン酸ストロンチウム粒子に担持した助触媒と、を含む、光触媒材。【選択図】なし

Hydrogen extraction system and method

Resumen de: GB2700815A

A hydrogen extraction system for extracting hydrogen from a liquid electrolyte 102 comprising at least one isotopologue of lithium hydride (LiH), the system including an electrolysis cell 100 comprising an anode 108 for generating hydrogen from the liquid electrolyte 102, a cathode 110 spaced apart from the anode 108, and a solid-state electrolyte 112 comprising a lithium-containing high entropy oxide (HEO) material physically isolating the cathode 110 from the liquid electrolyte 102 and conducting lithium ions from the liquid electrolyte 102 to the cathode 110. Use of a HEO comprising solid-state electrolyte in the electrolytic extraction of hydrogen from a liquid electrolyte comprising at least one isotopologue of lithium hydride, and a method of extracting hydrogen from a liquid electrolyte comprising at least one isotopologue of lithium hydride using the extraction system are defined. Further specified is a tritium breeding system comprising the hydrogen extraction system and a breeder blanket, the breeding system configured to supply liquid electrolyte comprising at least one tritium-containing isotopologue of lithium hydride to the electrolysis cell from the breeder blanket and to return liquid electrolyte to the breeder blanket from the electrolysis cell following electrolysis of the at least one tritium-containing isotopologue of lithium hydride. Figure 1

ELECTROCHEMICAL CELL AND ELECTROCHEMICAL DEVICE

Resumen de: EP4711506A1

Provided are an electrochemical cell and an electrochemical device that are easily manufactured and capable of retrofitting. The electrochemical cell includes: a first plate and a second plate between which an anode chamber and a cathode chamber are respectively formed on respective opposing inner surface sides thereof; and a sealing portion provided between the first plate and the second plate, in which the sealing portion includes plural frame bodies disposed at intervals from an inner side to an outer side, and plural sealing members disposed between the plural frame bodies and disposed in a compressed state between the first plate and the second plate. The electrochemical device includes the electrochemical cell.

用于制造膜电极组件的方法

Resumen de: WO2025053532A1

The present invention relates to a membrane electrode assembly manufacturing method comprising the steps of: (S1) forming a first catalyst layer on the other surface of a separation membrane having a first carrier film attached to one surface thereof; (S2) attaching a second carrier film to the other surface of the separation membrane on which the first catalyst layer is formed; (S3) removing the first carrier film attached to one surface of the separation membrane; and (S4) forming a second catalyst layer on one surface of the separation membrane from which the first carrier film is removed, wherein the second carrier film includes a first area corresponding to the first catalyst layer on the other surface of the separation membrane, and a second area, which is the remaining area that excludes the first area, and the second area of the second carrier film is coated with an adhesive on a surface facing the other surface of the separation membrane on which the first catalyst layer is formed.

一种多钼酸晶体衍生的电极材料的制备方法及在电解水析氢中的应用

Nº publicación: CN121675008A 17/03/2026

Solicitante:

大庆师范学院

Resumen de: CN121675008A

一种多钼酸晶体衍生的电极材料的制备方法及在电解水析氢中的应用，它涉及一种电极材料的制备方法和应用。本发明的目的是要解决MoS2基催化剂的边缘活性位点少、导电性差及易团聚的问题。方法：一、制备氧化石墨烯溶液；二、制备MoS2‑rGO@CC；三、电沉积Ru制备Ru/MoS2‑rGO@CC复合材料。所述多钼酸晶体衍生的电极材料在电解水析氢中应用。本发明在已构建的MoS2‑rGO@CC三维导电骨架上，采用电沉积方法，利用MoS2边缘及还原氧化石墨烯缺陷处的成核优势，实现Ru纳米颗粒的尺寸可控、均匀负载；Ru与MoS2之间的金属‑半导体界面进一步优化了电子结构，提升了复合材料的电化学活性与稳定性。