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WO/2013/053425A2 |
The invention relates to a method and device for generating two purified partial air streams under different pressures. A total air stream (1) is compressed to a first total air pressure. The compressed total air stream (5) is cooled wit...
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WO/2013/056267A1 |
NGL recovery from natural gas is achieved by processing the natural gas in a scrub column that operates at high pressure. A C3+ depleted vapor stream is generated from the vapor portion of partially condensed scrub column overhead and ex...
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WO/2013/055305A1 |
A mixed single refrigerant process for separating a nitrogen gas stream from a natural gas stream containing nitrogen to produce a nitrogen gas stream from a liquefied natural gas stream wherein the separated nitrogen gas stream is used ...
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WO/2013/055115A1 |
A carbon dioxide reliquefaction process for reliquefying the carbon dioxide stream evaporated from a tank storing liquefied carbon dioxide gas, comprises: a compression step of compressing the carbon dioxide stream; and a first expansion...
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WO/2013/052325A1 |
A method for integrating a liquefied natural gas liquefier system with production of liquefied natural gas from a methane-containing gas stream. The liquefied natural gas is produced by feeding a methane-containing gas stream through a h...
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WO/2013/049532A2 |
In accordance with one aspect of the present invention, methods of condensing carbon dioxide (CO2) from a CO2 stream are provided. The method includes (i) compressing and cooling the CO2 stream to form a partially cooled CO2 stream, wher...
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WO/2013/041229A1 |
The method and the device are used for the cryogenic decomposition of air in a distillation column system for separating nitrogen and oxygen, said system having a first high-pressure column (23), a low-pressure column (25, 26), and three...
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WO/2013/037012A1 |
A method of marine transportation of natural gas is disclosed. The method comprises the steps of: a) removing a free water stream and a condensate stream from the source of raw natural gas to produce a dew-pointed unsweetened natural gas...
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WO/2013/036336A1 |
The present disclosure is directed to a method and system for preventing carry-over of C2+ hydrocarbon mist from an NGL recovery column in an LNG plant. A wash loop of recirculating liquid hydrocarbon is provided at the upper portion of ...
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WO/2013/032340A1 |
A gas supply system for dual-fuel or gas engines, comprising at least one liquid natural gas (LNG) cargo tank (1), a first pump (2), a compressor (30), a cryogenic heat exchanger (16) and a high pressure pump (10) delivering gas to the e...
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WO/2013/026525A1 |
The method and the apparatus are used for the low-temperature fractionation of a fluid mixture. The fluid mixture is introduced into a separation column. At least a portion of the sump liquid from the separation column is introduced into...
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WO/2013/028363A1 |
This invention relates to a process and apparatus for liquefying natural gas. In another aspect, the invention concerns a liquefied natural gas (LNG) facility employing an ethylene independent heavies recovery system. In an embodiment of...
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WO/2013/014349A1 |
In a cooling and compressing process, a wet feed gas (1) that is rich in carbon dioxide is scrubbed with water and with an antifreeze agent in a column (3) in order to produce a flow of gas that is rich in carbon dioxide, water-depleted ...
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WO/2013/014252A2 |
An air separation process for the production of purified oxygen 9 from air 1 comprises: using a distillation column 104 to separate an incoming process stream 5; 211, 229 into a nitrogen stream 10 and an oxygen rich stream 6; 406, the di...
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WO/2013/015907A1 |
A system and methods for recovering helium from a natural gas stream are disclosed. The system may include a cold box configured to chill a feed stream and a cryogenic stripper column configured to separate the feed stream into a gaseous...
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WO/2013/012540A2 |
A method and apparatus for separating air in which the recovery rate of an oxygen product is increased by increasing the liquid to vapor ratio in a lower pressure column connected to a higher pressure column in a heat transfer relationsh...
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WO/2013/008067A1 |
The present invention relates to a flue gas treatment system for removing CO2 from a flue gas stream (255) wherein the system comprises a flue gas compressor (244), at least one flue gas adsorption drier (262), a refrigeration system (25...
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WO/2013/010183A1 |
A liquefier includes a Dewar having a storage portion and a neck portion extending therefrom. A hermetically isolated liquefaction chamber is disposed within the neck of the Dewar. One or more control components including a temperature a...
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WO/2013/004932A1 |
Process for purifying a gas stream comprising N impurities with N ≥ 2 in which: a) one of the N impurities is chosen as the first impurity; b) use is made of a bed of a zeolite adsorbent material comprising at least one zeolite of X or...
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WO/2013/004275A1 |
The present invention concerns a method for lowering the water dew point subsea in a produced multiphase hydrocarbon fluid stream containing water, the method comprising the steps of: separating (10) the hydrocarbon fluid stream (1) into...
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WO/2012/134078A9 |
The present invention relates to a method for continuous manufacture of a gas hydrate using potential hydrate crystals. More specifically, the present invention relates to a method for continuous manufacture of a gas hydrate comprising: ...
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WO/2013/002025A1 |
Provided is an air separation method and apparatus which is able to reduce power consumption when collecting oxygen in a three tower-type process. The air separation method includes: a first separation procedure for separating the source...
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WO/2012/175887A2 |
The present invention relates to a method for liquefying a natural gas primarily including methane, preferably at least 85% of methane, the other components essentially including nitrogen and C2-C4 alkanes, in which said natural gas to b...
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WO/2012/177907A1 |
A method for supplying oxygen to a wastewater treatment plant with a supercritical water oxidation reactor (6) is disclosed. The preferred method involves the constructing and operation of an air separation system (7) proximate the locat...
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WO/2012/175635A2 |
In a process for supplying gaseous carbon monoxide by cryogenic distillation, a feed gas (1), containing carbon monoxide as at least one of its principal components and at least one other components chosen from methane, nitrogen and hydr...
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WO/2012/174700A1 |
A method and apparatus for recovering cold energy for use in cooling applications from a fluid such as liquefied gas or cold gas. The fluid is fed to a first heat exchanger where it will contact with a cryogenic fluid transferring cold e...
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WO/2012/177405A1 |
A system and method for removing nitrogen and producing a high pressure methane product stream from natural gas feed streams is disclosed. A system for also producing natural gas liquids in conjunction with nitrogen removal from natural ...
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WO/2012/175889A2 |
The present invention relates to a method for liquefying a natural gas primarily including methane, in which said natural gas to be liquefied is liquefied by performing the following concomitant steps: (a) circulating said natural gas to...
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WO/2012/174313A2 |
Improved biomass-gasification methods and apparatus are described, for cooling hot syngas without relying on recycling cool syngas. In some variations, methods are provided for producing cooled syngas from a carbon-containing feedstock, ...
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WO/2012/172281A2 |
A process comprising: cooling natural gas with a heat exchanger and a first expander. The heat exchanger cools the feed natural gas to temperature higher than the outlet temperature of the expander, reheating the expander outlet stream i...
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WO/2012/164220A2 |
An integrated apparatus for separating a mixture of carbon dioxide and at least one other gas and for separating air by air distillation comprises a unit (CPU) for separating a gaseous mixture comprising carbon dioxide and at least one o...
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WO/2012/165967A1 |
The present invention relates to a method and a system for liquefying LPG boil off gas (BOG), the system comprising a LNG fuel supply system, wherein the LNG fuel system comprises at least one LNG fuel tank 23, a LNG fuel line 5 and a se...
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WO/2012/165968A1 |
System and method for treating cargo vapors from crude oil and petroleum products tanks (2) to generate electrical power. The system and method comprising the steps: separating the cargo vapors into liquid volatile organic compounds (LVO...
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WO/2012/165865A2 |
The present invention relates to a cold heat recovery apparatus using an LNG fuel which recovers cold heat from the LNG fuel when an evaporated gas from a liquefied gas is re-liquefied as cargo to reduce costs required for installing and...
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WO/2012/162417A2 |
The present invention provides a method and apparatus for separating air and generating electrical power. A compressed air stream produced in a main air compressor is introduced into an air separation unit that cryogenically rectifies th...
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WO/2012/158111A1 |
The invention relates to a method and a system for efficient cooling of torrefied material which also increases energy yield and hydrophobicity of the torrefied product and decreases clogging of the cooling device. The method includes th...
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WO/2012/158113A1 |
The invention relates to a method for on-site analysis of at least one quality parameter of a material in or from a torrefaction process. In said method, a NIR-camera is used to generate a data set which is processed in a computer using ...
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WO/2012/155318A1 |
In a process for the production of oxygen at a pressure of at least 70 bars abs by cryogenic distillation of air, compressed air (1) is cooled in an exchanger system (E01-LP,E01-HP) and sent to a column system (K1,K2) wherein it is separ...
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WO/2012/150917A1 |
Cathode exhaust of an evaporatively cooled fuel cell stack (50) is condensed in a heat exchanger (12a, 23, 23a) having extended fins (14, 25a) or tubes (24, 24a) to prevent pooling of condensate, and/or having the entire exit surface of ...
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WO/2012/142672A1 |
Recovery of re-useable grade sulphur hexafluoride from a contaminated source comprises first evacuating a stream of contaminated sulphur hexafluoride from a transport or storage vessel (10) into a separation via an intermediary and optio...
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WO/2012/140381A2 |
The invention relates to a method for liquefying a feed gas containing at least 60 mol % of carbon dioxide, in which the gas is mixed with a cycle gas (11, 43) in order to form a gaseous mixture, the gaseous mixture is condensed to form ...
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WO/2012/141824A1 |
A method and system are disclosed for managing hydrate formation in a process that converts a hydrocarbon stream into C2 unsaturates, such as ethylene and/or acetylenes. The method includes adding a hydrate inhibitor to a hydrocarbon str...
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WO/2012/141912A2 |
A compression method, a multistage compression system and an air separation method and plant in which a gas is compressed in a series of compression stages to produce a compressed gas and each of the compression stages incorporate a vari...
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WO/2012/142472A1 |
A method, system and apparatus for providing temperature control of compressed gases between stages of a multiple-stage compressor, by selectively manipulating a valve which can cause at least a portion of the compressed gases to flow th...
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WO/2012/140350A2 |
The invention relates to a method for liquefying a gas containing at least 60 mol % of CO2, in order to produce at least one liquid product, wherein the gas is cooled in order to form a fluid flow, at least a portion of the liquid or sup...
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WO/2012/140369A2 |
The invention relates to a method for liquefying a feed gas or cooling a feed gas at supercritical pressure, in which the feed gas mixed with a cycle gas is condensed or cooled in order to form a supercritical gas or liquid at the first ...
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WO/2012/137270A1 |
A liquefier system (100) comprises: a feed line (3) that feeds a raw material gas from a raw material supply source (1) such that the pressure of the raw material gas is maintained at at least a prescribed pressure (PO) in prescribed sec...
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WO/2012/136939A2 |
The invention relates to a method for separating air by cryogenic distillation in a separation unit including a medium-pressure column (23) and a low-pressure column (25), in which a flow of oxygen-rich liquid is sent to the top of the c...
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WO/2012/131465A2 |
A refrigeration system for condensation of carbon dioxide (CO2) in a flue gas stream, said system comprising a refrigeration circuit, a flue gas treatment system comprising a flue gas compressor, a flue gas adsorption drier, and a refrig...
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WO/2012/134470A1 |
A liquid distributor and method for distribution of a liquid in a mass transfer column, the distributor includes at least one riser comprising at least one riser wall, the at least one riser wall extends from a first surface of the distr...
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