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WO/2023/226167A1 |
A hydrogen and helium throttling liquefaction system using direct currents of a cold end and a hot end of a regenerative refrigerator, which system belongs to the technical field of low-temperature refrigeration. The system comprises a r...
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WO/2023/228457A1 |
[Problem] CCU technology is being researched and developed by various companies and institutions around the world. However, there are many problems to be addressed, for example, the cost of recovering carbon dioxide gas, the kind of valu...
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WO/2023/226639A1 |
A modular hydrogen liquefaction system, comprising: one or more liquefaction modules (2.1-2.k) arranged in parallel. Hydrogen inlets of the liquefaction modules (2.1-2.k) are connected to a hydrogen gas source (1); product outlets of the...
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WO/2023/201239A3 |
Systems and methods for chemically marking dry natural gas and other fluids are provided. In an example, at least 1 ppbv of a first isotopologue of a first hydrocarbon is added to the dry natural gas as a chemical marker. The first isoto...
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WO/2023/225269A1 |
Systems and methods for processing liquefied natural gas (LNG) can include an LNG production system with a methane refrigeration cycle downstream from an ethylene refrigeration cycle. The methane refrigeration cycle can be a closed loop ...
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WO/2023/220799A1 |
Gas processing methodology for high efficiency recovery of propane and/or ethane from a natural gas feed stream. The method is conducted without turboexpansion. A natural gas stream is processed to have gas and liquid portions. The gas p...
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WO/2023/222670A1 |
The invention relates to a method for the low-temperature separation of a gas containing CO2 in order to produce a CO2-rich fluid, in which method a gas containing CO2 and at least one component lighter than CO2 is compressed in a compre...
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WO/2023/222485A1 |
The invention relates to a plant and method for producing deoxygenated biomethane (10) having an oxygen concentration below a determined threshold, in particular below 100 ppm, from biogas (1), the plant comprising: - a membrane-permeati...
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WO/2023/225020A1 |
The present invention is directed to a process that produces solid methane gas that is stable at room temperature such that the solid methane gas is capable of storage and shipment without specialized equipment. The process includes an a...
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WO/2023/222637A1 |
The invention relates to a method for the low-temperature separation of a feed gas (1) containing CO2, at least one component lighter than CO2 and at least one component heavier than CO2, wherein, in order to produce a CO2-rich fluid, th...
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WO/2023/220806A1 |
Gas processing methodology for high efficiency recovery of propane and/or ethane from a natural gas feed stream. The method is conducted without turboexpansion, and in some embodiments, without the use of a refrigeration system. A natura...
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WO/2023/214218A1 |
A marine vessel and method for carbon capture and sequestration are described. The marine vessel includes a buoyant hull, a cryogenic storage tank within the hull, and a gaseous carbon dioxide loading manifold. The marine vessel also inc...
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WO/2023/215292A1 |
An oversized liquefaction system operates discontinuously, for example only during hours when energy for powering the liquefaction system is relatively cheap and/or more plentiful than during peak hours. A cryogenic liquid, for example l...
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WO/2023/214076A1 |
The invention relates to an integrated process for the conversion of flare gas to hydrogen with hydrogen storage, comprising a gas separation stage a), a pyrolysis stage b), a stage providing electrical energy c); and a Liquid Organic Hy...
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WO/2023/208634A1 |
Disclosed is a cold box (1) for cooling and liquefying hydrogen, comprising a self-supporting structure forming a vertical enclosure (2) in which there is an exchanger/reactor (3) and fluidic equipment (4), the vertical enclosure being f...
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WO/2023/211302A1 |
A dual-mixed refrigerant precooling process for high capacity hydrogen liquefaction plants in which two mixed refrigerants are used to perform the precooling process. Each mixed refrigerant is circulated in a separate loop such that the ...
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WO/2023/203267A1 |
The present invention relates to a robot (33) comprising: front (1) and rear (3) traction modules to circulate throughout the inside of a wind turbine blade (28); two intermediate modules (2, 21) able to be inserted between the front mod...
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WO/2023/203305A1 |
1. A process for liquefying hydrogen gas comprising: - initial cooling, usually called precooling, of hydrogen by means of indirect heat exchange with a external refrigerant - further cooling and liquefaction of the said cooled hydrogen ...
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WO/2023/198307A1 |
The invention concerns a process for producing argon from crude argon and a respective apparatus. In the process, a gaseous warm crude argon stream (1) from a main unit is introduced into purification unit having a first separation stage...
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WO/2023/198311A1 |
The present invention relates to an apparatus (100) for transferring a fluid, particularly CO2, from a subcritical gaseous state into a supercritical state, the apparatus (100) comprising a compressor unit (110), a pump unit (130), a dri...
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WO/2023/201220A1 |
A cryogenic expansion turbine system (10) includes a turbo-expander (12) configured to receive and expand a cryogenic gas feed stream (24). A rotary shaft (16) operatively connects the turbo-expander and a resistance device, such as a co...
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WO/2023/196743A1 |
Carbon dioxide is recovered from an exhaust gas in the form of liquid carbon dioxide or supercritical carbon dioxide utilizing a rotary separator. Nitrogen gas recovered from the rotary separator can be expanded to provide cooling for ca...
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WO/2023/194967A1 |
The invention concerns a plant and a process for separating hydrogen from natural gas. The plant (100) comprises a hydrogen separation module (M), which includes a heat exchanger (10), decompression means (20), placed downstream of the h...
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WO/2023/194102A1 |
Cold box intended to house, under vacuum, a collection of pipes and equipment for fluid, and method for assembling same, the cold box comprising a fluid-tight shell (2) delimiting a cylindrical portion extending in a longitudinal directi...
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WO/2023/191963A1 |
Cryogenic removal of carbon dioxide from the atmosphere, or CryoDAC (Cryogenic Direct Air Capture), uses extremely low temperatures to convert atmospheric CO2 into a frozen solid while other components of air such as oxygen and nitrogen ...
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WO/2023/186707A1 |
The invention relates to a method (100) for conditioning biogas in compact form, the method comprising: - a step (105) of receiving a biogas stream comprising at least methane; - a step (110) of measuring a flowrate of biogas at the inle...
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WO/2023/180391A1 |
The invention relates to a method for liquefying a methane-rich feed gas (12), the method comprising: - a step of mixing the feed gas with recycled gas (18), a step of compressing the gas to a pressure of between 19 and 70 bars absolute,...
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WO/2023/183791A1 |
A process for recovery of olefins includes flashing at least a portion of an alkane feed stream to produce a flashed alkane feed stream, introducing the flashed alkane feed stream in a cold box, a fractionation system, or both as cooling...
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WO/2023/182650A1 |
The present invention relates to a cryogenic fluid transport system of a ship. The cryogenic fluid transport system of a ship according to an embodiment of the present invention comprises: a liquid cryogenic fluid storage unit for receiv...
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WO/2023/175606A1 |
A combined method for carbon sequestration and water treatment is described in the present invention. Said carbon sequestration comprises capturing atmospheric carbon dioxide in an aqueous solution, and said water treatment comprises sim...
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WO/2023/174601A1 |
The invention relates to a method for cooling hydrogen, in which method liquefied natural gas is heated by indirect heat exchange in a first heat exchanger (El) with an intermediate fluid flow, the intermediate fluid flow is cooled, a hy...
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WO/2023/172432A1 |
A recovery cryostat, external to a cryogen storage tank, uses a cryocooler to condense vapor of cryogen from the storage tank and return the cryogen to the storage tank as a liquid. The process may be continuous or cyclical depending on ...
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WO/2023/161594A1 |
The invention relates to a mobile cryogenic cooling system comprising: o at least one compressor (1a, 2a) to compress a cryogenic gas and at least one radiator (1b, 2b) to cool the compressed cryogenic gas, o at least one expansion valve...
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WO/2023/159890A1 |
Provided are a multi-component refrigerant cold box separation system for propane dehydrogenation having stable cooling capacity supply and low overall energy consumption of the system, and a process method. The multi-component refrigera...
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WO/2023/161705A1 |
A simple and efficient single mixed refrigerant process for cooling and liquefying a hydrocarbon feed stream, such as natural gas. The process employs a closed-loop single mixed refrigerant process for refrigeration duty. The refrigerant...
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WO/2023/156061A1 |
The invention relates to a cryogenic air rectification system (10) comprising high a pressure column (11), a low pressure column (12) and an argon removal unit (13) coupled to a condenser evaporator (13.1), wherein the system (10) is con...
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WO/2023/158728A1 |
A method and conditioning system for conditioning exhaust gas are provided. The conditioning system includes one or more heat removal systems for removing heat from an exhaust gas. The conditioning system also includes a condensate remov...
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WO/2023/154204A1 |
A hydrogen feed stream comprising one or more impurities selected from the group consisting of nitrogen, argon, methane, carbon monoxide, carbon dioxide, oxygen, and water, is purified using a cryogenic temperature swing adsorption (CTSA...
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WO/2023/154208A1 |
A process for the purification of a hydrogen feed stream comprising hydrogen, oxygen, and one or more impurities selected from the group consisting of nitrogen, argon, methane, carbon monoxide, carbon dioxide, and water, the process comp...
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WO/2023/154206A1 |
A hydrogen feed stream comprising one or more impurities selected from the group consisting of nitrogen, argon, methane, carbon monoxide, carbon dioxide, oxygen, and water, is contacted with liquid hydrogen in a cryogenic wash column (CW...
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WO/2023/154207A1 |
A hydrogen feed stream comprising oxygen and one or more impurities selected from the group consisting of nitrogen, argon, methane, carbon monoxide, carbon dioxide, and water, is purified using a cryogenic temperature swing adsorption (C...
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WO/2023/152267A1 |
The invention relates to a method for re-liquefaction and recycling of boil-off gas (BOG) into a Liquefied Natural Gas (LNG) Tank, comprising the steps: compressing a BOG extracted from the head space of an LNG tank (3) to a pressure phi...
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WO/2023/148045A1 |
The cold of a liquefied natural gas flow (3) is used to cool hydrogen (250) and carbon dioxide (15) by heating the liquefied natural gas in a heat exchanger where the gases (9, 39) of two independent frigorie transfer cycles cool.
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WO/2023/147523A1 |
There are provided CCUS systems and methods having gas-to-liquid systems and processes, e.g., for processing flare gas to methanol. In these systems an air-breathing engine reformer produces a syngas intermediate that is further converte...
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WO/2023/144550A1 |
The invention relates to an apparatus for the extraction of solid and/or liquid carbon dioxide from gaseous mixtures, such as exhaust flue gas, natural gas and biogas. The invention also relates to methods for extracting solid and/or liq...
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WO/2023/138089A1 |
A liquid ammonia double-working-condition refrigerating system and liquid carbon dioxide production equipment (10). The liquid ammonia double-working-condition refrigerating system comprises the following components: a plurality of stand...
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WO/2023/139259A1 |
A chemical plant is provided which comprises an air separation section (ASU), a reformer section, a water-removal section and a refrigerated separation section. A first feed of atmospheric air is separated in the ASU to produce a refrige...
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WO/2023/137492A1 |
A process for recovering liquid hydrocarbons from a gaseous stream containing the liquid hydrocarbons, the process comprising (a) providing a dehydrated gaseous stream including carbon dioxide, methane, ethane, propane, and C4 and heavie...
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WO/2023/132876A1 |
A system and method for co-producing ultra-high purity oxygen and ultra-high purity hydrogen from a water electrolysis unit is provided. The presently disclosed system and method includes upgrading the crude oxygen stream coming from the...
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WO/2023/133259A1 |
An offshore LNG processing plant includes a first module including a personnel accommodation facility on a first vessel, a second module including a gas treatment facility on a second vessel, and a third module including a gas liquefacti...
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