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JP2022017319A |
To provide a process for increasing the selectivity and capacity for hydrogen sulfide removal from a natural gas stream using aqueous amine absorbents.A process for selectively separating H2S from a gas mixture which also contains CO2 is...
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JP6994331B2 |
To provide a gas refining system utilizing heat of methanation reaction with improved efficiency.The heat utilization type gas refining system comprises: a methane gas synthesizer that synthesizes methane gas using at least hydrogen and ...
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JP6994244B2 |
To provide bio methane fermentation equipment capable of preferably performing methane fermentation.Bio methane fermentation equipment 10 includes banking 10A which allows herbaceous biomass B to be mixed in a predetermined proportion th...
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JP6983088B2 |
To provide a fuel gas supply device capable of making a small-sized formation of an entire device even if an appropriate accommodation against a rapid increasing or rapid decreasing of load at an internal combustion engine can be attaine...
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JP6980186B2 |
To provide the biogas refining system that can effectively utilize sulfide and carbon dioxide contained in biogas.A provided biogas refining system comprises methane conversion means for producing methane from sulfide and carbon dioxide ...
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JP6977112B2 |
This invention relates to a method for removing acid gases from a gas stream, the method comprising: flowing a feed gas into a desulfurization unit including a fluidized-bed reactor to remove a substantial fraction of a sulfur compound f...
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JP2021533251A |
A system (SDFG) and method for replicating flammable gas is disclosed that utilizes a specially designed solution in combination with a dedicated container for replicating flammable gas. There are three ways to produce the designed solut...
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JP6972455B2 |
The invention relates to activated carbon material for the storage, distribution, and transport of natural gas or methane. The technical result of the claimed invention consists in increasing the amount of natural gas stored by the mater...
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JP2021531376A |
Aspects of the invention are, for example, to improve the flexibility of supplying oxygen and hydrogen from electrolysis to a process having both gasification and methanation steps, as well as the process in response to changes in carbon...
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JP6967582B2 |
A method of removing high freeze point components from natural gas, comprises:cooling a feed gas in a heat exchanger;separating the cooled feed gas into a first vapor portion and a first liquid portion in a separator;heating the first li...
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JP6966993B2 |
A biogas combustion system that obtains a stable output and saves energy is realized. A combustion system comprises a separation portion 14 that removes carbon dioxide from a treatment target gas containing a mixture gas containing metha...
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JP2021530620A |
Systems, methods and equipment for the production of renewable natural gas are provided.
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JP6956679B2 |
To provide a high performance gas desulfurizing agent that has a high desulfurizing ability even at low temperature and maintains desulfurizing performance for a long time, and to provide a desulfurizing method.Provided are: a gas desulf...
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JP6955562B2 |
A biogas blending and energy content verification system and method for controlled enhancement of a biogas feedstock stream energy content profile by selective sampling and analysis of the biogas feedstock stream and controlled injection...
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JP6952807B2 |
A hydrogen sulfide (H2S) scavenging system for removing H2S, mercaptans, and/or other sulfur-containing compounds from a natural gas stream. A co-current contacting system is located in-line within a pipe and receives the natural gas str...
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JP2021161284A |
To provide a method for producing a petroleum product, which processes a raw oil in petroleum-refining equipment and can prevent a larger amount of fossil fuel from being consumed than conventional production methods, and to provide a sy...
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JP2021161905A |
To provide a fuel gas supply device capable of continuing supply of fuel gas even when a load of an internal combustion engine is small.A material gas supply controlling part CF for controlling a supply amount of material gas F which is ...
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JP2021154237A |
To provide a carbon dioxide absorption liquid which is excellent in the separation and recovery performance of carbon dioxide in the continuous steps of the absorption and diffusion of carbon dioxide and suitable for biogas treatment sep...
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JP2021138912A |
To provide a method for obtaining fuel gas reduced in a hydrogen concentration by a simple and economically advantageous method without requiring reaction in an extremely high-pressure condition, and installation of an expensive decarbon...
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JP2021138927A |
To provide a method for obtaining fuel gas reduced in a hydrogen concentration by a simple and economically advantageous method without requiring reaction in an extremely high-pressure condition, and installation of an expensive decarbon...
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JP6934474B2 |
An agro-industrial process with minimal environmental impact, of the type having a step of cultivating vegetable and/or mushroom products, includes a step of harvesting the products, at least one step of thermo-mechanical treatment of th...
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JP6928029B2 |
Described herein are methods and systems for the liquefaction of natural gas to produce a LNG product. The methods and systems use an apparatus for separating a flash gas from a liquefied natural gas (LNG) stream to produce a LNG product...
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JP6922526B2 |
To provide an apparatus for producing methane which can be used as it is as a fuel for a gas turbine without adjusting a calorific value with such as LNG using a raw material gas such as a coke oven gas (COG) containing at least carbon m...
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JP6907236B2 |
A process for removing C5-C8-hydrocarbons and acid gases from a fluid stream is described, where a) the fluid stream is brought into contact with an absorption medium comprising at least one amine in an absorption zone to obtain a deacid...
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JP6904272B2 |
To provide a component adjustment apparatus for liquefied fuel gas shipped by a lorry car which efficiently separates a heavy component and re-mixes the heavy component while adjusting its ratio without increasing power consumption.A com...
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JP2021090911A |
To provide a desulfurizer and a fuel cell system capable of preventing a falling object generated by desulfurization from falling onto an inlet part for raw material gas and clogging the inlet part.A desulfurizer includes a container, a ...
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JP6887071B1 |
To provide a module for a natural gas plant having a high degree of integration of equipment and strength according to a risk. A module M for a natural gas plant is a frame 30 accommodating 6 groups of devices constituting a part of the ...
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JP2021088633A |
To provide a changeover method for a city gas production apparatus and a city gas production system, that can supply a city gas produced by suppressing fluctuations in calorific value to customers at a stable state even if an operating c...
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JP2021089846A |
To provide a system that enables energy storage and stable and efficient power generation.An energy storage/power generation system includes a water splitting device that breaks down water into hydrogen and oxygen, a metanation device th...
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JP6881329B2 |
To provide a component adjusting device of multicomponent-based liquefied gas capable of mixing and adjusting specific components by efficiently separating without increasing consumption power.A component adjusting device 1 of multicompo...
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JP2021073333A |
To provide a biogas purification method using an adsorbent.One embodiment includes a step of flushing an adsorbent with a gas stream that is separable by a downstream biogas purification process. Other embodiments include a step of flush...
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JP6870624B2 |
To provide a component adjusting device of multicomponent-based liquefied gas capable of mixing and adjusting by efficiently separating specific components without increasing consumption power.A component adjusting device 1 of multicompo...
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JP6865422B2 |
A hydrogen sulfide removal device 1 which is characterized by comprising: a hydrogen sulfide removal unit 30 which removes hydrogen sulfide by bringing a first starting material that contains hydrocarbon and hydrogen sulfide into contact...
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JP6867310B2 |
The invention relates to a method and a system for on board production of hydrocarbon fuels. Electrochemistry is used to combine CO2 produced by an internal combustion engine with hydrogen and optionally, water, to produce syngas and oth...
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JP6852684B2 |
To provide a component adjusting device of liquefied fuel gas capable of mixing and adjusting heavy components by efficiently separating heavy components without increasing consumption power, and capable of reducing also a consumption po...
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JP6848954B2 |
To provide a raw material production apparatus for production of a mixed gas composed of carbon dioxide extracted from a gas and hydrogen as a fuel, with its energy efficiency of the whole system being improved.The raw material productio...
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JP6843459B2 |
To provide a biogas generating device for generating biogas such as methane gas using biomass resource such as livestock excreta for a raw material, and a biogas electric power generating system using the same.The biogas generating devic...
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JP6838856B2 |
To provide a gas filter element capable of removing both impurity particles and impurity gas in gas.A gas filter element includes: a cylindrical filter part through which gas to be treated passes from outside to inside; a first end plate...
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JP6836519B2 |
A method of transporting natural gas by liquefaction of natural gas at ambient temperature, achieved by mixing the natural gas at high pressure with a hydrocarbon that is a stable liquid at ambient temperature and ambient pressure. The h...
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JP6837937B2 |
To provide a biogas supply method, a biogas supply system and a program, each capable of attaining high economical efficiency while efficiently utilizing biogas.A biogas supply system 10A comprises a refining apparatus 20 that refines ge...
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JP2021008655A |
To improve the synthesis rate of a carbohydrate in an energy conversion system where the electrolytic reaction of CO2 and H2O and the synthetic reaction of the carbohydrate are carried out at the same site.An energy conversion system com...
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JP6814350B1 |
To disclose a facility for producing methane gas with biomass energy. The present application discloses equipment for producing methane gas with biomass energy, including an outer shell, a reaction space is installed in the outer shell, ...
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JP6818760B2 |
Systems and methods for dehydrating a natural gas stream are provided herein. The system includes a lean solvent feed system, including a line from a topsides facility, wherein the line is configured to divide a lean solvent stream to fe...
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JP6816585B2 |
To provide a reactor capable of improving a reaction rate and reducing an energy consumption in a methanation reaction.The multitubular type reactor according to the present invention comprises a plurality of reaction tubes arranged neig...
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JP2021501232A |
The present invention relates to an integrated method in which a hydrocarbon raw material is treated with caustic (alkali) extraction to remove sulfides, disulfides and mercaptans. These extract materials are further processed and then u...
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JP6799774B1 |
To provide a natural gas filter which has a simple structure, can filter out impurities at high speed, and can effectively prevent dust during maintenance. The wicking pipe 1 in which an impurity natural gas enters a filter through an ru...
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JP6798389B2 |
To provide a biogas utilization method that can efficiently utilize a methane fermentation gas as a fuel gas, a biogas utilization system for implementing the biogas utilization method, and biogas used for the biogas utilization method a...
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JP2020189269A |
To provide a combustible gas absorption recovery material capable of simply absorbing and recovering the combustible gas from a gas containing an associated gas or the like, in particular, a gas containing the combustible gas and steam, ...
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JP6789180B2 |
To provide the supply method of the bio-gas, the system and the program, that can efficiently utilize the bio-gas regardless of a generated amount of the bio-gas.A bio-gas supply system 10 comprises: a refinery 20 for refining concentrat...
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JP6781852B2 |
A technology liquefies natural gas. The natural gas liquefaction method pre-cools treated natural gas by ethane evaporation, sub-cools liquefied gas using cooled nitrogen as a refrigerant, reduces liquefied gas pressure, separates non-li...
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