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WO/2008/154318A1 |
This invention relates to methods and apparatus for the energy efficient separation of ethane and propane from any hydrocarbon feed, i.e., from natural gas, natural gas liquids, liquid natural gas, or from gases from refinery or petroleu...
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WO/2008/152264A2 |
In a method for controlling a cryogenic distillation separation apparatus, at least one manipulated variable is modified, each manipulated variable being modified using at least one controlled variable, whereby each controlled variable c...
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WO/2008/148971A2 |
The invention relates to a method for separating by cryogenic distillation a mixture containing hydrogen, methane and carbon monoxide, in which the mixture is cooled down and at least a portion is fed into a liquid-CO scrubbing column (5...
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WO/2008/144124A1 |
In a recovery of heavier hydrocarbons from liquefied natural gas (LNG), the LNG feed stream is heated to vaporize at least part of it, then supplied to a fractionation column at a mid-column feed position A vapor distillation stream is w...
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WO/2008/142349A2 |
The invention relates to a liquid storage enclosure (C) including a chamber (21), a heat exchanger (3) disposed inside the chamber and a barrier (5) dividing the chamber into two parts. The heat exchanger is located in the first part (A)...
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WO/2008/139528A1 |
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...
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WO/2008/139534A1 |
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...
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WO/2008/139536A1 |
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...
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WO/2008/139535A1 |
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...
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WO/2008/140836A2 |
A process and apparatus for the recovery of ethane, ethylene, propane propylene, and heavier hydrocarbon components from a hydrocarbon gas stream is disclosed The stream is cooled and divided into first and second streams The first strea...
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WO/2008/139085A2 |
The invention relates to a method for the cryogenic separation, the cooling or the liquefaction of a fluid using an exchange line, that comprises extracting from said exchange line at least one dual phase fluid (11), separating said dual...
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WO/2008/139527A1 |
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...
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WO/2008/136884A1 |
The invention relates to a process for liquefying a gas stream rich in methane, said process comprising: (a) providing said gas stream; (b) withdrawing a portion of said gas stream for use as a refrigerant; (c) compressing said refrigera...
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WO/2008/136117A1 |
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...
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WO/2008/136121A1 |
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...
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WO/2008/134136A1 |
An LNG facility capable of producing a domestic gas product from an intermediate stream in the LNG facility. Withdrawing the domestic gas product from a location within the LNG facility can minimize operational disturbances typically cau...
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WO/2008/131228A2 |
A tailored vehicle seat component 12 having at least two portions with different properties that are joined together, such as by an adhesive or in a welding process (e.g., laser weld). These different properties include thickness, grades...
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WO/2008/129198A2 |
The invention relates to a method for the production of at least one gas from air by cryogenic distillation in at least a first operating mode, an auxiliary turbine (27) aspirates a gaseous fraction of the air flow which has been cooled ...
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WO/2008/125078A2 |
The invention relates to a method and device for the vibration-free cooling of a gas. In a first cooling step, the gas is brought into thermal contact with a first cooling medium. In a second cooling step, it then flows through a liquefi...
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WO/2008/127326A1 |
Contemplated plant configurations and methods employ a vaporized and supercritical LNG stream at an intermediate temperature that is expanded, wherein refrigeration content of the expanded LNG is used to chill one or more recompressor fe...
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WO/2008/122556A2 |
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...
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WO/2008/123337A1 |
Inhibition of system cost rise and enhancement of efficiency are attained in the simultaneously performing of hydrogen production from a carbonaceous fuel as a raw material and carbon dioxide recovery. There is disclosed a method of hydr...
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WO2008066570B1 |
A process and apparatus for the recovery of ethane, ethylene, propane, propylene, and heavier hydrocarbons from a liquefied natural gas (LNG) stream is disclosed. The LNG feed stream is divided into two portions. The first portion is sup...
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WO/2008/118703A1 |
The present invention provides for a process for providing cooling and controlling the refrigeration in a cooling loop used in the production of liquefied natural gas. A cooling loop in contact with a heat exchanger contains a refrigeran...
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WO/2008/116727A2 |
A process for separating air by cryogenic distillation in a column system comprising a high pressure column (8) and a low pressure column (9) comprises the steps of: compressing all the feed air in a first compressor (6) to a first outle...
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WO/2008/113928A2 |
The invention relates to a method for providing hydrogen using a gaseous-nitrogen production apparatus (9) by air separation and vaporisation of liquid nitrogen from a feedstock (1), wherein if the needs of a client for gaseous nitrogen ...
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WO/2008/113494A2 |
The invention relates to a method and a device for the simultaneous generation of at least one gaseous product (8, 20) and a product consisting predominantly of liquid methane (CH4) (10) from feedstock (4) consisting substantially of hyd...
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WO/2008/112728A2 |
An air separation method in which a liquid air stream, produced by vaporizing a pumped (120) liquid oxygen stream, is introduced into a lower pressure column (50) and optionally, a higher pressure column (48) of an air separation unit. T...
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WO/2008/110734A2 |
The invention relates to a method for producing at least one air gas by cryogenic distillation in a column system, in which: in a first operation mode, an auxiliary turbine (27) sucks a gaseous fraction of an air flow previously expanded...
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WO/2008/112556A2 |
Method and apparatus for distilling nitrogen from a gaseous mixture (10) containing nitrogen and oxygen. Oxygen-enriched bottoms liquid (30) is partially vaporized within a first heat exchanger (36) to condense part of the column overhea...
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WO/2008/111488A1 |
A process for the concentration of xenon by temperature-swing adsorption, which comprises repeating alternately the adsorption step of passing an ordinary-temperature raw material gas which contains xenon and is free from carbon monoxide...
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WO/2008/110732A2 |
The invention relates to an air separation apparatus that comprises a first member (A) having an elongated shape and including the medium-pressure column (1) of a dual column, on top of which are provided a reboiler-condenser (5) and an ...
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WO/2008/108354A1 |
Disclosed is an absorbent for carbon monoxide, which is produced by activating a Cu-ZSM5-type zeolite (which is prepared as a catalyst for removal of NOx) by heating the zeolite at 450 to 600˚C in an inert gas atmosphere which contains ...
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WO2008079753A9 |
A process and apparatus is provided for reducing the heating value of imported LNG by removing natural gas liquid products while condensing boil-off gas. The LNG is pumped from a storage container and is then heated by cross exchange to ...
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WO/2008/101812A1 |
The invention relates to the operation of a hot stove for supplying hot blast to a blast furnace (22), whereby the hot stove is heated during an on-gas phase and is thereafter used to heat cold blast and to supply hot blast to a blast fu...
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WO/2008/099357A1 |
An improved process for the separation of carbon dioxide from the flue gas of an oxy-combustion power plant is provided. An inlet stream containing carbon dioxide and oxygen is at least partially condensed in the reboiler of a stripping ...
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WO2007139876B1 |
LNG is processed in contemplated plants and methods such that refrigeration content of the LNG feed is used to provide reflux duty to the demethanizer and to further condense a vapor phase of the demethanizer overhead product. In such pl...
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WO/2008/099344A1 |
An improved process for the separation of carbon dioxide from the flue gas of an oxy-combustion power plant is provided. The flue gas is compressed, cleaned, cooled and dried. This flue gas stream contains carbon dioxide and oxygen, and ...
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WO/2008/099300A1 |
An improved process for the separation of carbon dioxide from the flue gas of an oxy-combustion power plant is provided. At least a first product stream and a second product stream are separated from a flue gas stream, wherein the pressu...
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WO/2008/099291A2 |
An improved process for the separation of carbon dioxide from the flue gas of an oxy-combustion power plant is provided. The flue gas is compressed, cleaned, cooled and dried. This clean, compressed dry flue gas is then further cooled, p...
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WO/2008/099105A2 |
The invention relates to a method for the cryogenic separation of a gas including as main components at least two components selected from the group comprising hydrogen, carbon monoxide, nitrogen and methane, using at least one distillat...
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WO/2008/095258A1 |
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...
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WO/2008/091316A1 |
A cryogenic distillation tower is provided for the separation of a fluid stream containing at least methane and carbon dioxide. The cryogenic distillation tower has a lower stripping section, an upper rectification section, and an interm...
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WO/2008/090165A2 |
Method of cooling a hydrocarbon stream (10) such as natural gas, the method at least comprising the steps of (a) heat exchanging the hydrocarbon stream (10) against a first refrigerant stream (20) to provide a cooled hydrocarbon stream (...
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WO2008005518B1 |
High-pressure feed gas is chilled and expanded to condense a portion of the feed gas into a C2+ enriched liquid phase and a C2+ depleted vapor phase. The liquid phase is expanded to provide additional cooling for the feed gas and deethan...
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WO/2008/086957A2 |
The invention relates to a method for cooling or liquefying a hydrocarbon-rich flow, especially a natural gas flow, by indirect heat exchange with the coolant or coolant mixture of at least one coolant (mixture) circuit, the coolant or c...
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WO/2008/087731A1 |
A refrigeration cycle system for cooling of a medium to be cooled, comprising refrigerant compressor (3) for compressing of the refrigerant after cooling of a medium to be cooled; condenser (6) for condensing of the refrigerant having be...
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WO/2008/084167A2 |
The invention relates to a cryogenic distillation apparatus for a gas mixture (), including a purification apparatus (A) for purifying a gas mixture in a system with a plurality of adsorbant bottles, a column system (MP,LP,AR), a capacit...
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WO/2008/081018A2 |
A method and apparatus for liquefying a hydrocarbon stream (10) such as natural gas. The method comprises the steps of : (a) compressing the hydrocarbon stream (10) using one or more compressors (12) driven by one or more steam turbines ...
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WO/2008/077788A2 |
It refers to a method of production ofliquefied natural gas (LNG) which comprises the use of air as refrigerant in an open or closed cycle. The invention also refers to a systemto carry out said process.
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