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Liquefied Natural Gas

Liquefied Natural Gas-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Multiple pump system
Gp Strategies Corporation
August 10, 2017 - N°20170225940

A multiple pump system is disclosed. The multiple pump system may include a fluid tank and a multiple pump vessel connected to the fluid tank. The multiple pump vessel may include at least one first pump and at least one second pump located therein. In addition, the at least one first pump may be configured to dispense a fluid from ...
Method for the production of liquefied natural gas
Dresser-rand Company
July 06, 2017 - N°20170191749

A system and method for producing liquefied natural gas are provided. The method may include compressing a process stream containing natural gas in a compression assembly to produce a compressed process stream. The method may also include removing non-hydrocarbons from the compressed process stream in a separator, and cooling the compressed process stream with a cooling assembly to thereby produce ...
System and method for storing and transferring a cryogenic liquid
Green Buffalo Fuel, Llc
July 06, 2017 - N°20170191619

This fluid storage and transfer system includes a first storage tank and second storage tank configured to contain cryogenic liquids. The first storage tank has a heat exchanger. A second cryogenic liquid from the second storage tank subcools a first cryogenic liquid in the first storage tank and pressurizes the first storage tank. The first storage tank is then further ...
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Method and system for separating nitrogen from liquefied natural gas using liquefied nitrogen
Daewoo Shipbuilding & Marine Engineering Co., Ltd.
June 15, 2017 - N°20170167788

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 nitrogen concentration of greater than 1 mol %. At least one liquid nitrogen (lin) stream is received from storage tanks, the at least one ...
Method of natural gas liquefaction on lng carriers storing liquid nitrogen
Daewoo Shipbuilding & Marine Engineering Co., Ltd.
June 15, 2017 - N°20170167787

A method for producing liquefied natural gas (lng). A natural gas stream is transported to a liquefaction vessel. The natural gas stream is liquefied on the liquefaction vessel using at least one heat exchanger that exchanges heat between the natural gas stream and a liquid nitrogen stream to at least partially vaporize the liquefied nitrogen stream, thereby forming a warmed ...
Pre-cooling of natural gas by high pressure compression and expansion
Daewoo Shipbuilding & Marine Engineering Co., Ltd.
June 15, 2017 - N°20170167786

A method of producing liquefied natural gas (lng) is disclosed. A natural gas stream is provided from a supply of natural gas. The natural gas stream is compressed in at least two serially arranged compressors to a pressure of at least 2,000 psia to form a compressed natural gas stream. The compressed natural gas stream is cooled to form a cooled ...
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Anchor structure, and liquefied natural gas storage tank comprising said anchor structure
Kc Lng Tech Co., Ltd.
June 08, 2017 - N°20170159888

The present invention relates to an anchor structure able to actively cope with hull deformation, and to a liquid natural gas storage tank and a production method for a liquid natural gas storage tank comprising the anchor structure. According to one embodiment of the present invention, an anchor structure is provided wherein an anchor structure, for linking a sealing wall ...
Shut-off valve for liquefied natural gas
Kc Lng Tech Co., Ltd.
May 25, 2017 - N°20170146134

The invention is directed to a valve for gas under pressure, for example at temperatures below −100° c., comprising a body with a gas inlet, a gas outlet and a passage connecting the inlet with the outlet; a shut-off device for closing the gas passage; a spindle designed for operating the shut-off device; and at least one gasket between ...
Liquefied natural gas storage tank and insulating wall securing device for liquefied natural gas storage ...
Kc Lng Tech Co., Ltd.
May 25, 2017 - N°20170144733

The present invention relates to: a liquefied natural gas (lng) storage tank, which has insulating wall securing devices for the lng storage tank installed at the optimum position, thus is stable with respect to thermal contraction, and may require a minimum number of insulating wall securing devices; and an insulating wall securing device for an lng storage tank. One embodiment ...
Ground liquefied natural gas storage tank and method for manufacturing the same
Hyundai Heavy Industries Co., Ltd.
May 11, 2017 - N°20170130898

The present invention includes: an independent tank constituting an inner tank to store a storage material therein; at least one sandwich plate modularized and manufactured include a metal plate provided in a pair opposite to each other, the metal plates having a reinforcing material formed therebetween, and a filler filled between the metal plates, the at least one sandwich plate ...
Consolidated refrigeration and liquefaction module in a hydrocarbon processing plant
Hyundai Heavy Industries Co., Ltd.
April 06, 2017 - N°20170097188

A method of processing natural gas to produce liquefied natural gas using a consolidated refrigeration and liquefaction module. The natural gas is cooled in a first array of one or more heat exchangers using a first refrigerant from a first refrigerant circuit, wherein the first refrigerant is compressed in a first compressor. A second refrigerant from a second refrigerant circuit ...
Lng gasification systems and methods
Crowley Maritime Corporation
April 06, 2017 - N°20170097178

A skid for capturing refrigeration from liquefied natural gas vaporization is disclosed comprising a first heat exchanger mounted on the skid, the first heat exchanger having a natural gas inlet, a natural gas outlet, a process fluid inlet, and a process fluid outlet. The process fluid is configured to flow from the process fluid inlet through the first heat exchanger ...
Integrated lng gasification and power production cycle
8 Rivers Capital, Llc
March 09, 2017 - N°20170067373

The present disclosure provides an integrated power generating system and method and liquefied natural gas (lng) vaporization system and method. More particularly, heat from a co2 containing stream from the power generating system and method can be used to heat the lng for re-gasification as gaseous co2 from co2 containing stream is liquefied. The liquefied co2 can be captured and/...
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Apparatus and system for swing adsorption processes related thereto
8 Rivers Capital, Llc
March 02, 2017 - N°20170056810

Provided are apparatus and systems for performing a swing adsorption process. This swing adsorption process may involve passing streams through adsorbent bed units to remove contaminants, such as water, from the stream. As part of the process, the adsorbent bed unit is purged with a purge stream that is provided at a temperature less than 450° f. The de-contaminated stream ...
Method for the production of liquefied natural gas
L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038139

A method for the production of liquefied natural gas (lng) without the use of externally provided electricity is provided the method may include the steps of: providing a transportable apparatus, wherein the transportable apparatus comprises a housing, a heat exchanger, a phase separator, a first refrigeration supply, and a second refrigeration supply, wherein the first refrigeration supply and the second ...
Apparatus for the production of liquefied natural gas
L'air Liquide, Societe Anonyme Pour I'etude Et I'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038138

A transportable apparatus for production of liquefied natural gas (lng) having include a housing, a natural gas feed inlet, a heat exchanger, a phase separator, a liquid outlet disposed on the cold end of the heat exchanger, an lng product outlet disposed on the cold end of the heat exchanger, a first refrigeration supply, a second refrigeration supply, and wherein ...
Method for the production of liquefied natural gas and nitrogen
L'air Liquide, Societe Anonyme Pour L'etude Et I'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038137

A method for the production of liquefied natural gas (“lng”) and nitrogen is provided. The method may include the steps of: a) providing a nitrogen production facility, wherein nitrogen production facility comprises: a main heat exchanger, an air separation unit, a nitrogen recycle compressor, a first nitrogen refrigeration supply configured to provide refrigeration to the main ...
Method for the integration of a nitrogen liquefier and liquefaction of natural gas for the ...
L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038136

A method for the integration of a nitrogen liquefier and liquefaction of natural gas for the production of liquefied natural gas and liquid nitrogen is provided. The method may include providing a nitrogen liquefaction unit and providing a natural gas liquefaction unit. Liquefaction of the nitrogen can be achieved via a nitrogen refrigeration cycle within the nitrogen liquefaction unit. Liquefaction ...
Method for the production of liquefied natural gas and liquid nitrogen
L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038135

A method for the production of liquefied natural gas and liquid nitrogen is provided. The method may include providing a high pressure natural gas stream, splitting the high pressure natural gas stream into a first portion and a second portion, and liquefying the first portion of the high pressure natural gas stream to produce an lng stream. The refrigeration needed ...
Method for the production of liquefied natural gas
L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude
February 09, 2017 - N°20170038134

A method for the production of liquefied natural gas is provided. The method may include providing a high pressure natural gas stream, splitting the high pressure natural gas stream into a first portion and a second portion, and liquefying the first portion of the high pressure natural gas stream to produce an lng stream. The refrigeration needed for cooling and ...
Cryogenic pump for liquefied natural gas
Caterpillar Inc.
February 09, 2017 - N°20170037836

A cryogenic pump for pumping liquefied natural gas (lng) from a cryogenic tank storing lng includes a drive assembly and a pump assembly disposed along a pump axis. The drive assembly includes a spool housing having a plurality of spool valves arranged around the pump axis, a tappet housing having a plurality of tappet bores with slidable tappets arranged around ...
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