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Matches 651 - 700 out of 3,749

Document Document Title
WO/2008/143826
The removal of one or more of the gases CO2, N2and H2S from gas mixtures containing at least one of said gases with use of an 8-ring zeolite having a Si: Al ratio from about 1 :1 to about 1000:1. The preferred gas mixture is a natural ga...  
WO/2008/141204
According to one embodiment, a biofuel processing system includes a biomass conversion system, a gasification reactor and/or a pyrolysis reactor, and a synthetic fuel creation system. The biomass conversion system uses a biological proce...  
WO/2008/139527
A natural gas liquefaction plant comprises: a gas turbine (22); a boiler (24) for generating steam with an exhaust gas discharged from the gas turbine (22); a steam turbine (25) capable of being driven by the steam supplied from the boil...  
WO/2008/139528
This invention provides a cooling cycle system (61) comprising a coolant compressor (1) for compressing a coolant, a condenser (10) for cooling and condensing the coolant compressed by the coolant compressor (1), a liquid receiver (11) f...  
WO/2008/138989
The invention provides a process for producing purified natural gas from feed natural gas comprising water and carbon dioxide, the process comprising the steps of : (a) removing water from the feed natural gas to obtain natural gas deple...  
WO/2008/139208
A process for the removal and recovery of carbon dioxide from a gaseous stream, in particular the removal and recovery of carbon dioxide, and optionally hydrogen sulphide, from a natural and/or synthesis gas stream. Furthermore, the pres...  
WO/2008/139536
A natural gas liquefaction plant that while effecting cost reduction, can realize over-load driving of gas turbine power generator and attains stabilization of plant power source and accordingly stabilization of plant operation; and a me...  
WO/2008/141204
According to one embodiment, a biofuel processing system includes a biomass conversion system, a gasification reactor and/or a pyrolysis reactor, and a synthetic fuel creation system. The biomass conversion system uses a biological proce...  
WO/2008/139208
A process for the removal and recovery of carbon dioxide from a gaseous stream, in particular the removal and recovery of carbon dioxide, and optionally hydrogen sulphide, from a natural and/or synthesis gas stream. Furthermore, the pres...  
WO/2008/139535
A natural gas liquefaction plant comprises a liquefier (11) for liquefying a natural gas (111) by exchanging heat with refrigerants (135, 145, 155); refrigerant compressors (13, 14, 15) for compressing the refrigerants (134, 144, 154) su...  
WO/2008/139534
A natural gas liquefaction plant including natural gas liquefaction equipment (100) capable of liquefying natural gas; main power generation equipments (200A,200B) equipped with power generators (8,13) capable of generating power supplie...  
WO/2008/136121
A natural gas liquefaction equipment that can cope with locational conditions where seawater, river water or the like cannot be utilized and without being influenced by changing of atmospheric air temperature dependent upon time and seas...  
WO/2008/136117
A complex plant (1) including an LNG production equipment (10) for cooling natural gas to produce liquefied natural gas, a water production equipment (30) for producing water from seawater and electric power equipment (20) for generating...  
WO/2008/133022
Provided is an odorant adding device for adding an odorant to a fuel gas in a gas system for consuming fuel gas. The odorant adding device includes: adding means for adding the odorant to the fuel gas consumed in the gas system; environm...  
WO/2008/128331
The present invention is directed to a method for active sequestration of carbon dioxide by conversion to methane in a subterranean formation using microorganisms. The methane may be recovered as part of the process. In another aspect of...  
WO/2008/127745
The present invention relates to the use of low pressure N2 from an air separation unit (ASU, 100) for use as a sweep gas in a hydrogen transport membrane (HTM, 114, 126) to increase syngas H2 recovery and make a near-atmospheric pressur...  
WO/2008/122556
A method for separating one or more C2+ hydrocarbons from a mixed phase hydrocarbon stream such as partly vapourised liquefied natural gas, the method at least comprising the steps of : (a) supplying a mixed phase hydrocarbon feed stream...  
WO/2008/122556
A method for separating one or more C2+ hydrocarbons from a mixed phase hydrocarbon stream such as partly vapourised liquefied natural gas, the method at least comprising the steps of : (a) supplying a mixed phase hydrocarbon feed stream...  
WO/2008/123305
A pressure of gas hydrate formation pressure or higher is maintained within a measuring vessel (1) of unvaried horizontal sectional area. A liquid sample (5) consisting of a gas hydrate and adherent water is incorporated in a trapped wat...  
WO/2008/120768
A molding machine for production of gas hydrate pellets under a high pressure in gas hydrate forming conditions, which is inexpensive through minimizing of the use of expensive mechanical seal.The molding machine comprises two forming ro...  
WO/2008/120767
The composition of raw mixed gas and the gas composition of produced mixed gas hydrate are uniformed as rapidly as possible. The process for producing a mixed gas hydrate comprises the gas hydrate forming step of reacting a mixed gas (g)...  
WO/2008/120769
A process for producing a crystal of natural gas hydrate excelling in dehydration easiness; and an apparatus therefor. A crystal of natural gas hydrate formed by a reactor maintained at given pressure and temperature is separated by mean...  
WO/2008/120605
A gas hydrate slurry dewatering apparatus adapted to feed a raw gas into a cylindrical main body of dewatering column so as to attain pressurization and to suction any gas from the interior of a drainage chamber disposed around the cylin...  
WO/2008/120770
A process for producing a natural gas hydrate of relatively coarse particles through reaction of a raw gas, such as methane, with a raw water; and an apparatus therefor. There is provided a method of efficiently growing the minute partic...  
WO/2008/120697
Odorizing apparatus (1) for odorizing natural gas (8) produced by reaction of NGH (4) with hot water (7a). The odorizing apparatus includes a flow rate control valve (12) disposed on a bypass pipe line (11) connected to a gas pipe line (...  
WO/2008/115079
A process and apparatus for treating a biogas stream. The treatment is both to increase methane content and reduce H2S content, said process comprising at least, (i) taking a biogas stream having both a methane and carbon dioxide content...  
WO/2008/114429
A method and a device for transporting NGH under high pressure to a place under normal pressure. In the method for transporting natural gas hydrate (hereafter, referred to as NGH) manufactured by reacting water with a natural gas under h...  
WO/2008/114794
A method for regasifying gas hydrate in which dew condensation does not occur on the piping or instrument even if the outer air temperature drops in winter season, and no trouble occurs even if there is no heat source for thermally decom...  
WO/2008/111130
This invention provides a method and apparatus for transferring natural gas hydrate (NGH) that can efficiently gasify NGH pellets to generate high-pressure gas. The method for transferring NGH is a method for pressure transfer of NGH com...  
WO/2008/111174
A method by which a gas hydrate is produced at a low cost. An acid gas (3) is removed from a natural gas (1) and the accompanying water is removed (5). Thereafter, part of a heavy ingredient (7) which does not form a gas hydrate (10) is ...  
WO/2008/110331
The invention relates to catalysts for the methanation of carbon monoxide, which comprise metal-doped nickel oxide of the composition (in mol%) (M1)a (M2)b Nic Ox where a = 0.1 to 5 mol%, b = 3 to 20 mol% and c = 100 - (a +b) mol% and M1...  
WO/2008/109129
A method comprising contacting a carbon and hydrogen-containing solid fuel and a metal-based catalyst in the presence of oxygen to produce hydrogen gas and carbon monoxide gas, wherein the contacting occurs at a temperature sufficiently ...  
WO/2008/109129
A method comprising contacting a carbon and hydrogen-containing solid fuel and a metal-based catalyst in the presence of oxygen to produce hydrogen gas and carbon monoxide gas, wherein the contacting occurs at a temperature sufficiently ...  
WO/2008/108259
Provided are a mixed gas supply apparatus suitable for stabilizing the calorie of a fuel gas such as a city gas, and its composition fluctuation adjusting method. Two packed towers are packed with a common adsorbent. A line extension (S1...  
WO/2008/102427
Pellet damaging is prevented at the time of pellet charging into a storage tank. There is provided a method of storing a gas hydrate in which pellets obtained by compression molding of powdery gas hydrate are conveyed into a storage tank...  
WO/2008/099002
A method for reducing one or more additives in a gaseous hydrocarbon stream (40) such as natural gas, comprising the steps of: (a) admixing an initial hydrocarbon feed stream (10) with one or more additives (20) to provide a multiphase h...  
WO/2008/095661
The invention relates to an additive for liquefied gas fuels. The additive according to the invention is characterized by a content of a) 1 to 20% by weight of a nitrogenous solvent or dispersant, b) 50 to 90% by weight of at least one l...  
WO/2008/095258
The present invention relates to a process and apparatus for depleting carbon dioxide content in a natural gas feedstream containing ethane and C3+ hydrocarbons to an amount at or near sales gas specification and separating the C3+ hydro...  
WO/2008/097304
A process raw biogas created from a renewable source into pipeline grade natural gas and/or D.O.T. spec, gas is provided. The automated scrubbing processed employed and the particular attributes of the system allow the system to function...  
WO/2008/092603
The invention relates to a method for extracting liquid methane from crude gas, in particular biogas, containing methane and carbon dioxide, and to a plant suitable for carrying out the method. The invention aims at devising a method for...  
WO/2008/090467
A method for producing a hydrogen enriched fuel includes the steps of providing a flow of methane gas, and providing a catalyst (56). The method also includes the steps of heating the catalyst (56) instead of the reactor walls and the me...  
WO/2008/090466
A method for producing a hydrogen enriched fuel includes the steps of providing a flow of methane gas at a selected flow rate, providing a catalyst (56), producing a methane plasma at a negative pressure using microwave irradiation at a ...  
WO/2008/090466
A method for producing a hydrogen enriched fuel includes the steps of providing a flow of methane gas at a selected flow rate, providing a catalyst (56), producing a methane plasma at a negative pressure using microwave irradiation at a ...  
WO/2008/090467
A method for producing a hydrogen enriched fuel includes the steps of providing a flow of methane gas, and providing a catalyst (56). The method also includes the steps of heating the catalyst (56) instead of the reactor walls and the me...  
WO/2008/090467
A method for producing a hydrogen enriched fuel includes the steps of providing a flow of methane gas, and providing a catalyst (56). The method also includes the steps of heating the catalyst (56) instead of the reactor walls and the me...  
WO/2008/089262
A method for dissolving a gas-hydrate agglomerate, comprising introducing a push pill to the gas-hydrate agglomerate, the push pill comprising a hydrate inhibitor; and a viscosifying agent wherein when said viscosifier is exposed to free...  
WO/2008/072254
The present invention relates to a hydrocarbon fuel composition comprising (i) at least 99% by weight of a base gas; and (ii) additives comprising (a) 2 to 50 ppm organometallic compound; and (b) 100 to 5000 ppm aniline or substituted an...  
WO/2008/071008
A method to pre-heat gas at gas Pressure Reducing Stations. A first step involve providing at least one electrical line heater having a flow path for passage of natural gas through electrical heating elements. A second step involves pass...  
WO/2008/072254
The present invention relates to a hydrocarbon fuel composition comprising (i) at least 99% by weight of a base gas; and (ii) additives comprising (a) 2 to 50 ppm organometallic compound; and (b) 100 to 5000 ppm aniline or substituted an...  
WO/2008/064208
Methods and systems for increasing the generation of methane from a biomass are disclosed. In some embodiments, the method includes the following: decomposing a biomass to produce an gaseous effluent including methane; decomposing a port...  

Matches 651 - 700 out of 3,749