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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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JP6779149B2 |
To enable a fuel gas clear of a sulfur component to be supplied stably to fuel gas utilization equipment such as a fuel cell power generation system by providing a desulfurization method and desulfurization equipment which enable a hydro...
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JP3228440U |
To provide a biogas fermentation apparatus capable of efficiently recovering a product in a wet methane fermentation treatment of organic waste. The biogas fermentation apparatus 1 is a biogas fermentation apparatus 1 in which treated wa...
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JP6772267B2 |
A method for separating nitrogen from an LNG stream with a nitrogen concentration of greater than 1 mol %. A pressurized LNG stream is produced at a liquefaction facility by liquefying natural gas, where the pressurized LNG stream has a ...
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JP6773772B2 |
The invention relates to a device for separating a gas mixture into a product gas and an offgas by gas permeation, having a membrane unit (I) and a compressor (3) that is connected upstream of the membrane unit (I) and is preferably adju...
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JP2020165430A |
To provide a biogas combustion system which is capable of obtaining stable output and saves energy.The present invention relates to a combustion system comprising a separation unit 14 which obtains a high-purity methane gas in which the ...
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JP6752990B1 |
The present invention relates to a method for producing methane gas and fermented compost by performing methane fermentation by a method that is more efficient and has less load on the external environment. In a methane fermentation faci...
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JP6752181B2 |
To provide a desulfurization system and a desulfurization method where treatment can be stably performed even when the system is started and hydrogen sulfide concentration in a hydrogen sulfide-containing gas is varied, a starting period...
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JP6742156B2 |
To reuse an unreacted guest substance.There is provided a hydrate production apparatus 100 which comprises a raw material water cooling part 140, an air-liquid mixing part 150 for mixing cooled raw material water and a raw material gas, ...
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JP2020524208A |
The technology for treating natural gas feed streams is to receive natural gas feed streams containing one or more acid gases, one or more hydrocarbon fluids, and one or more non-hydrocarbon fluids. The natural gas supply stream is circu...
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JP6740498B1 |
To provide a method for performing methane fermentation efficiently and with a small load on the external environment in an external circulation type methane fermentation reaction facility filled with biomass. A crushed product of biomas...
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JP6740458B2 |
[Problem] To simplify equipment for converting carbon dioxide contained in natural gas into methane, to prolong the life of a methane formation catalyst, and to reduce the use amount thereof. [Solution] Reactors are installed in the foll...
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JP6730276B2 |
A gas chromatographic method for analyzing natural gas and a natural gas upgrading system using the gas chromatographic method for analyzing natural gas. The method includes transporting the natural gas through a chiller, transporting th...
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JP6725148B2 |
A fuel production method includes steps of charging livestock excrement into an reaction vessel and charging water whose amount is five times to twenty times as much as the charged livestock excrement, injecting saturated steam having a ...
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JP6716590B2 |
This invention provides a process for removing mercury, from a mercury-containing hydrocarbon fluid. More specifically, the invention relates to a process for the removal of mercury from a mercury-containing hydrocarbon fluid feed compri...
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JP6716048B1 |
To minimize the influence on a terminal device even when an increase in nitrogen component of a fuel gas occurs suddenly. In a fuel supply system in which the amount of heat fluctuates, a pipe 20 before supplying gas to a terminal device...
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JP6707049B2 |
Provided is a method for operating a fuel gas manufacturing device for stopping the operation in such a manner that the operation can be immediately resumed, while keeping facilities from becoming complex. When stopping the operation whi...
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JPWO2018207657A1 |
A sulfur-containing compound removing section for removing the sulfur-containing compound by contacting a gas to be treated containing the sulfur-containing compound with an oil-soluble sulfur-containing compound absorber, and the sulfur...
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JP6681815B2 |
To provide a methane gas recovery system which can execute a step of preferable gasifying a subterranean methane hydrate with the heat treatment method and the Huff&PUFF method and then liquidizing efficiently the gasified methane gas fo...
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JP6674860B2 |
The methanation reaction catalyst is a methanation reaction catalyst for methanation by allowing CO and/or COto react with hydrogen, wherein the methanation reaction catalyst includes a stabilized zirconia support, into which a stabilizi...
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JP2020045430A |
To provide the renewable energy utilization system that can reduce a size of a facility, can effectively utilize oxygen obtained together with hydrogen from surplus power in a renewable energy power generation device, and further, can ef...
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JP6673113B2 |
To provide a wet desulfurization method using the desulfurization catalyst of a solid state, capable of being easily handled, having no problem of safety such as explosiveness, of little anxiety for health damage even in the case of oral...
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JP6652858B2 |
To provide a bio gas refining system capable of maintaining calorie of refined gas constantly with a simple structure.There is provided a bio gas refining system having a refiner for separating carbon dioxide from bio gas to obtain refin...
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JP6646500B2 |
To provide a gas supply system capable of easily transporting LPG.A gas supply system includes: a gas main pipe configured to transport first urban gas containing methane gas and hydrocarbon system gas having 2 or more carbon atoms; and ...
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JP6640886B2 |
In an embodiment, the cooled second part of the recycle gas is completely or substantially liquefied in step (h). In another embodiment, the second part of the recycle gas is liquefied to form liquefied methane and a second vapor stream ...
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JP6626023B2 |
A fuel synthesis catalyst of an embodiment for hydrogenating a gas includes at least one selected from the group consisting of; carbon dioxide and carbon monoxide, the catalyst comprising, an oxide base material containing at least one o...
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JP2019536854A |
Fuels, hydraulic fluids and lubricants, which consist of or contain a portion of renewable hydrocarbon raw materials, and biodegradable fuels, hydraulic fluids and lubricants are known to assist microbial growth. Highly toxic organic bio...
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JP6622314B2 |
The present invention relates to an amorphous adsorbent composition capable of purifying a gaseous hydrocarbon fraction and methods for synthesizing the composition. The composition is advantageously capable of filtering non-combustible ...
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JP6621030B2 |
Provided is a composition capable of safely and efficiently removing a sulfur-containing compound, especially hydrogen sulfide, an -SH group-containing compound or a mixture thereof contained in a hydrocarbon, and not causing metal corro...
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JP2019535846A |
The present invention improves the flammability of fuels, thereby improving the environment, fuel economy, and fuel fire safety, for methane-based and other simple hydrocarbon-based gas hydrocarbon fuels. For multifunctional additives fo...
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JP6615220B2 |
A reversible SOFC-based system for generating electricity, including: an solid-oxide-fuel-cell (SOFC) stack containing at least one elementary solid-oxide electrochemical cell, each of which is formed from a cathode, an anode and an elec...
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JP6607387B2 |
A desulfurization process includes desulfurizing a hydrocarbon fuel using a desulfurizing agent including a support, nickel sulfide on the support, and zinc oxide. The desulfurizing agent is heated to 250°C or more.
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JPWO2018097108A1 |
A composition for removing a sulfur-containing compound in a liquid or gas, wherein the sulfur-containing compound is at least one selected from the group consisting of a compound containing hydrogen sulfide and an -SH group, and the com...
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JP6591177B2 |
To prevent gas leakage from an air valve 10 and to suppress disturbance of a gas flow.MEANS FOR SOLVING THE PROBLEM: A gas supply device is composed of an air valve 10 and a Venturi mixer 20. The Venturi mixer has a nozzle 21 and a throa...
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JP6591983B2 |
A process and an apparatus are disclosed for a compact processing assembly to remove C5 and heavier hydrocarbon components from a hydrocarbon gas stream. The hydrocarbon gas stream is expanded to lower pressure and supplied to the proces...
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JP2019171378A |
To provide an improved process for regenerating a solvent used to remove contaminants from a fluid stream, and a factory for processing the fluid stream.The process includes a solvent regeneration system 10 comprising a rich solvent stri...
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JP2019528365A |
The present invention relates to a fuel gas production method and system, belongs to the new energy field, and specifically relates to a safe high calorific value fuel gas production method and system. In the present invention, hydrogen ...
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JP6589085B1 |
A composition for removing a sulfur-containing compound contained in at least one of a liquid and a gas, wherein the sulfur-containing compound is at least one selected from the group consisting of a compound containing hydrogen sulfide ...
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JP2019162627A |
To provide a method for removing heavy hydrocarbon from natural gas flow while improving process efficiency.In a method for removing heavy hydrocarbon from natural gas flow, C+hydrocarbon is adsorbed from natural gas flow, product gas fl...
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JP6562543B2 |
To enable simple and space-saving equipment to efficiently produce high-concentration purified gas.A gas purification apparatus 1 is provided in which a first adsorption tower 6A and a second adsorption tower 6B are connected to piping 2...
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JP6562541B2 |
To provide a device and method capable of easily and efficiently producing a high-accuracy refined gas while saving space.A gas purification device 1 is equipped with first and second adsorption towers 6A and 6B, and adsorbs carbon dioxi...
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JP2019135378A |
To provide an internal combustion engine that collects COin a gas and can improve the efficiency of converting the collected COinto fuel.An internal combustion engine according to the present invention comprises: a COcapturing material t...
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JP2019522565A |
A method of separating unwanted components from a gas mixture comprises providing a gas mixture containing at least two gas components, one component being the unwanted component, and the step of supplying water to the gas mixture. The h...
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JP6561077B2 |
A process is described herein for removing high freeze point hydrocarbons, including benzene compounds, from a mixed feed gas stream. The process involves cooling process streams in one or more heat exchangers and separating condensed co...
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JP6557280B2 |
A system and method for liquefaction of a natural gas stream utilizing a plurality of asymmetric parallel pre-cooling circuits. The use of asymmetric parallel cooling circuits allows for greater control over each refrigerant stream durin...
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JP2019127524A |
To provide the biogas refining system capable of keeping a methane concentration or a methane amount of a refined gas constant with a simple configuration.The biogas refining system according to an embodiment comprises: a refinery that s...
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JP2019108238A |
To provide a hydrogen production device, a fuel production system, a hydrogen production method and a fuel production method, capable of producing hydrogen and a hydrocarbon by efficiently utilizing thermal energy.The hydrogen production...
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JP6539054B2 |
To make it possible to ensure a high degree of freedom of layout and ensure accommodation even in a narrow space.A desulfurizer 10 comprises a plurality of case members 36a to 36d filled with a desulfurization agent, the case members 36a...
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