Popular terms

Follow us on Twitter
twitter icon@FreshPatents

Web & Computing
Cloud Computing
Ecommerce
Search patents
Smartphone patents
Social Media patents
Video patents
Website patents
Web Server
Android patents
Copyright patents
Database patents
Programming patents
Wearable Computing
Webcam patents

Web Companies
Apple patents
Google patents
Adobe patents
Ebay patents
Oracle patents
Yahoo patents

[SEARCH]

Liquefied Natural Gas patents



      

This page is updated frequently with new Liquefied Natural Gas-related patent applications.




Date/App# patent app List of recent Liquefied Natural Gas-related patents
06/23/16
20160178127 
 Lng fueling station and lng fueling method using lng tank container patent thumbnailLng fueling station and lng fueling method using lng tank container
An lng fueling station according to the present invention includes: an installation part on which an lng tank container is installed, and a supply part for supplying liquefied natural gas from the lng tank container installed on the installation part to an object for supply, wherein the lng tank container can be transported and installed while storing the liquefied natural gas, and the lng tank container is transported to the installation part and then installed on the installation part.. .

06/23/16
20160178093 
 Cold-rolled narrow strip in the form of flat wire or profiled elements made of a high-strength steel for use in flexible pipes, in particular in flexible pipes for offshore applications, and  producing such cold-rolled narrow strips patent thumbnailCold-rolled narrow strip in the form of flat wire or profiled elements made of a high-strength steel for use in flexible pipes, in particular in flexible pipes for offshore applications, and producing such cold-rolled narrow strips
For the production of armoring plies in flexible pipes for conveying petroleum and natural gas, as well as for transport of liquefied natural gas (flng) under acid gas conditions (acidic attack media). The invention furthermore relates to a method for the production of corresponding flat wires or narrow strips..

05/26/16
20160146385 
 Dockside ship-to-ship transfer of lng patent thumbnailDockside ship-to-ship transfer of lng
Systems and methods for dockside regasification of liquefied natural gas (lng) are described herein. The methods include providing lng from a lng carrier to a regasification vessel.
Excelerate Energy Limited Partnership


05/19/16
20160138861 
 System and  liquefied natural gas production patent thumbnailSystem and liquefied natural gas production
A system and method for producing liquefied natural gas from a natural gas source is provided. The method may include feeding natural gas provided by the natural gas source to a liquefaction module.
Dresser-rand Company


05/05/16
20160123531 
 Boil-off gas temporary storage system patent thumbnailBoil-off gas temporary storage system
Provided is a boil-off gas temporary storage system and, more particularly, is a boil-off gas temporary storage system which compresses boil-off gas at high pressure, temporarily stores the compressed boil-off gas in a boil-off gas absorbing tank, supplies the stored boil-off gas to a high-pressure gas transmission part and a high-pressure liquefied natural gas transmission part to recycle the boil-off gas, controls the pressure of a low-pressure liquefied natural gas cargo tank and a fuel liquefied natural gas tank of a ship to be filled with gas, and removes the necessity of a complicated and high-priced re-liquefaction device, in a method for removing the boil-off gas to depressurize the fuel liquefied natural gas tank of a ship to be filled with gas in the relatively high-pressure state before supplying the liquefied natural gas to a ship to be filled with gas.. .
Korea Advanced Institute Of Science And Technology


04/21/16
20160109178 
 Systems and methods for natural gas liquefaction capacity augmentation patent thumbnailSystems and methods for natural gas liquefaction capacity augmentation
Systems and methods for natural gas liquefaction capacity augmentation using supplemental cooling systems and methods to improve the efficiency of a liquefaction cycle for producing liquefied natural gas (lng).. .

04/07/16
20160096609 
 Fuel gas supply system and  ship patent thumbnailFuel gas supply system and ship
Disclosed herein is arrangement of a fuel gas tank in a fuel gas supply system that supplies liquefied natural gas to an engine. In accordance with one aspect of the invention, a fuel gas supply system of a ship includes an engine generating driving force using fuel gas; and a fuel gas tank storing the fuel gas to be supplied to the engine, wherein the engine is disposed in an engine room placed at the stern of the ship and the fuel gas tank is disposed above the engine room..

03/31/16
20160090873 
 System for evaporating liquefied natural gas (lng) patent thumbnailSystem for evaporating liquefied natural gas (lng)
A system for evaporating liquefied natural gas (lng) in a vehicle having an engine which is powered by natural gas, the system including an evaporator for the lng, and the system including a heat engine for recovering the thermal energy from the exhaust gas of the vehicle, the heat engine including a condenser for condensing a coolant, this condenser being in operative connection with the evaporator for the lng for the purpose of exchanging heat.. .
Robert Bosch Gmbh


03/24/16
20160084441 
 Method and device for replenishing a supply of cryogenic liquid, notably of liquefied natural gas patent thumbnailMethod and device for replenishing a supply of cryogenic liquid, notably of liquefied natural gas
A method for replenishing the supply of cryogenic liquid from a storage tank (2) includes: pressurizing a container (14) with cryogenic gas at a first pressure, said container having passing through it a first cryogenic fluid flow line referred to as the cold line and a second cryogenic fluid flow line referred to as the hot line, passing cryogenic liquid at a second pressure through the cold line (12), and supplying the container (14) with cryogenic gas at least partially from cryogenic liquid pumped from the storage tank (2) and vaporized. A device is also provided for the method hereinabove..
Cryostar Sas


03/17/16
20160076808 
 Method and system for treating and liquefying natural gas patent thumbnailMethod and system for treating and liquefying natural gas
A method for liquefying natural gas comprises: condensing at least a portion of a natural gas feed stream to produce a partially condensed stream; and separating the partially condensed stream into a first liquid fraction and a first vapour fraction; wherein the first liquid fraction comprises liquefied natural gas.. .
Propak Systems Ltd.


03/10/16
20160069124 

Natural gas vehicle maintenance separation and containment system


A separation and containment system is provided. The separation and containment system can contain natural gasses, e.g., compressed natural gas (cng) and liquefied natural gas (lng), within a natural gas vehicle (ngv) service area, and separate the ngv service area from a conventional service area.
Clean Energy Fuels Corp.


03/03/16
20160061518 

Dual mixed refrigerant system


Processes and systems are provided for recovering a liquefied natural gas (lng) stream from a hydrocarbon-containing feed gas stream using dual closed-loop mixed refrigerant cycles. In particular, the processes and systems described herein can be used to efficiently and effectively liquefy methane from a hydrocarbon-containing feed gas stream with the use of a first refrigeration system and a second refrigeration system utilizing a first mixed refrigerant and a second mixed refrigerant.
Black & Veatch Holding Company


03/03/16
20160061517 

Dual mixed refrigerant system


Processes and systems are provided for recovering a liquefied natural gas (lng) stream from a hydrocarbon-containing feed gas stream using dual closed-loop mixed refrigerant cycles. In particular, the processes and systems described herein can be used to efficiently and effectively liquefy methane from a hydrocarbon-containing feed gas stream by utilizing a first refrigeration system and a second refrigeration system in fluid communication with a turboexpander and separator..
Black & Veatch Holding Company


03/03/16
20160061516 

Dual mixed refrigerant system


Processes and systems are provided for recovering a liquefied natural gas (lng) stream from a hydrocarbon-containing feed gas stream using dual closed-loop mixed refrigerant cycles. In particular, the processes and systems described herein can be used to efficiently and effectively liquefy methane from a hydrocarbon-containing feed gas stream with the use of a first refrigeration system and a second refrigeration system utilizing a first mixed refrigerant and a second mixed refrigerant..
Black & Veatch Holding Company


02/25/16
20160053944 

Remote natural gas supply station using lng tank container and supplying natural gas using the same


A natural gas supply station according to the present invention includes an installation structure on which an lng tank container is installed and a gas vaporizer that receives a liquefied natural gas from the lng tank container to vaporize the liquefied natural gas. Here, the installation structure includes a moving part reciprocatively moving in a direction in which the lng tank container is unloaded from a transport unit, and the moving part is separably fixed to the lng tank container to move the lng tank container loaded on the transport unit to the installation structure or the lng tank container loaded on the installation structure to the transport unit..
Korea Gas Corporation


02/25/16
20160053728 

System for supplying liquefied natural gas fuel


A system for supplying fuel includes a fuel supplying line connected from a fuel storage tank to an engine and including a pressure measuring sensor, a pump provided on the fuel supplying line and configured to pressurize fuel outputted from the fuel storage tank, a heat exchanger provided on the fuel supplying line between the pump and the engine and configured to heat the fuel outputted from the pump, a first return line provided at a front end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line, and a second return line provided at a rear end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line.. .
Hyundai Heavy Industries Co., Ltd.


02/25/16
20160052612 

Apparatus and transferring inflammable material on marine structure


A system for supplying fuel to an engine of a ship. The system includes a high pressure pump pressurizing a liquefied natural gas (lng) and supplying the pressurized lng to the engine, a hydraulic motor driving the high pressure pump and a chamber carrying the high pressure pump and the hydraulic motor.
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


02/11/16
20160040928 

Flexible liquefied natural gas plant


The present techniques are directed to a flexible liquefied natural gas (lng) plant that may be tied to an external electric grid for importing or exporting electric power. Exemplary embodiments provide a method for producing lng that includes producing a base load capacity of refrigeration capacity for lng production from a first compression system.

01/14/16
20160010916 

Air-cooled modular lng production facility


A liquefied natural gas production plant for producing a product stream of liquefied natural gas installed at a production location and a process for producing liquefied natural gas includes a plurality of modules and an air-cooled heat exchanger bank designed for the installed production train. The heat exchanger bank includes a first row of air-cooled heat exchanger bays, and an adjacent parallel second row of air-cooled heat exchanger bays..
Woodside Energy Technologies Pty Ltd.


01/07/16
20160003529 

Natural gas liquefaction process


The described invention relates to processes and systems for treating a gas stream, particularly one rich in methane for forming liquefied natural gas (lng), said process including: (a) providing a gas stream; (b) providing a refrigerant; (c) compressing said refrigerant to provide a compressed refrigerant; (d) cooling said compressed refrigerant by indirect heat exchange with a cooling fluid; (e) expanding the refrigerant of (d) to cool said refrigerant, thereby producing an expanded, cooled refrigerant; (f) passing said expanded, cooled refrigerant to a first heat exchange area; (g) compressing the gas stream of (a) to a pressure of from greater than or equal to 1,000 psia to less than or equal to 4,500 psia; (h) cooling said compressed gas stream by indirect heat exchange with an external cooling fluid; and heat exchanging the compressed gas stream with the expanded, cooled refrigerant stream.. .

12/31/15
20150377419 

System and controlling operation of liquefied natural gas system


A method of controlling a liquefied natural gas system is provided. The method includes providing a first pump in association with a tank.
Electro-motive Diesel, Inc.


12/31/15
20150377155 

Method and controller for setting the combustion parameters for an internal combustion engine operated with liquefied natural gas


A method is provided for setting combustion parameters of an internal combustion engine operated with liquefied natural gas, the combustion parameters being sensed during operation of the internal combustion engine and being stored upon shutoff of the internal combustion engine. Also provided is a controller for carrying out the method.
Robert Bosch Gmbh


12/24/15
20150369425 

Vaporization device for low-temperature liquefied gas


A vaporization device (10) for a low-temperature liquefied gas is provided with: a plurality of heat-transfer pipes (20) into which liquefied natural gas (lng) is introduced; upper headers (24) which cause natural gas (ng) flowing out from the plurality of heat-transfer pipes (20) to converge; first troughs (28) which supply seawater to the plurality of heat-transfer pipes (20) such that the seawater flows down along outer surfaces of the plurality of heat-transfer pipes (20); and second troughs (36) which drop seawater onto the upper headers (24) from above such that the seawater flows down along outer surfaces of the upper headers (24). In the plurality of heat-transfer pipes (20), the lng is heated by being subjected to heat exchange with the seawater.
(kabushiki Kais Ha Kobe Seiko Sho (kobe Steel, Ltd.))


12/10/15
20150355645 

Pressure build-up valve


A pressure build-up valve is disclosed which has heightened sensitivity and reduced overall valve size and is adapted to minimize pressure fall-off and to be mounted to a pressurized vessel storing a gas or a liquid. The value is particularly, although not exclusively, designed to build and maintain pressure in cryogenic transportation trailer and storage tanks and is primarily for use with a closed loop liquefied natural gas fluid control system..
President Engineering Group Limited


12/03/15
20150344788 

Flare elimination process and methods of use


Rich natural gas is first compressed, then ambient air cooled and separated into lean natural gas, ngl and water. Hydrate formation during decompression of the lean gas is precluded by either heating the lean natural gas or mixing the lean natural gas with methanol or other additive before depressurization.
Aspen Engineering Services, Llc


11/19/15
20150330705 

Systems and methods for natural gas liquefaction capacity augmentation


Systems and methods for natural gas liquefaction capacity augmentation using supplemental cooling systems and methods to improve the efficiency of a liquefaction cycle for producing liquefied natural gas (lng).. .
Bechtel Hydrocarbon Technology Solutions, Inc.


11/12/15
20150324740 

Method of generating an optimized ship schedule to deliver liquefied natural gas


A system and method is provided for generating an optimized ship schedule to deliver liquefied natural gas (lng) from one or more lng liquefaction terminals to one or more lng regasification terminals using a fleet of ships. The method involves modeling the ship schedule via an lng ship scheduling model and a lng ship rescheduling model to provide optimized decisions for the lng supply chain.

11/12/15
20150324714 

Method of generating an optimized ship schedule to deliver liquefied natural gas


A system and method is provided for generating an optimized ship schedule to deliver liquefied natural gas (lng) from one or more lng liquefaction terminals to one or more lng regasification terminals using a fleet of ships. The method involves modeling the ship schedule via an lng ship scheduling model and a lng ship rescheduling model to provide optimized decisions for the lng supply chain.

11/05/15
20150316316 

Liquefied natural gas production


Hydrocarbon processing systems and a method for liquefied natural gas (lng) production are described herein. The hydrocarbon processing system includes a fluorocarbon refrigeration system configured to cool a natural gas to produce lng using a mixed fluorocarbon refrigerant and a nitrogen rejection unit (nru) configured to remove nitrogen from the lng..

11/05/15
20150316208 

Liquefied gas processing system for ship


Disclosed is a liquefied gas processing system for a ship that includes a storage tank that stores liquefied natural gas, and an engine that uses the liquefied natural gas stored in the storage tank as fuel. The liquefied gas processing system of the present invention comprises: a storage tank that stores liquefied gas; an engine that uses the liquefied gas stored in the storage tank as fuel; and a fuel supply line that can vaporize the liquefied gas and supply the generated gas to the engine as fuel.
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


10/29/15
20150308738 

Integrated nitrogen removal in the production of liquefied natural gas using refrigerated heat pump


A method for liquefying a natural gas feed stream and removing nitrogen therefrom, the method comprising passing a natural gas feed stream through a main heat exchanger to produce a first lng stream, and separating a liquefied or partially liquefied natural gas stream in a distillation column to form nitrogen-rich vapor product, wherein a closed loop refrigeration system provides refrigeration to the main heat exchanger and to a condenser heat exchanger that provides reflux to the distillation column.. .
Air Products And Chemicals, Inc.


10/29/15
20150308737 

Integrated nitrogen removal in the production of liquefied natural gas using intermediate feed gas separation


A method and apparatus for liquefying a natural gas feed stream and removing nitrogen therefrom to produce a nitrogen-depleted lng product, in which a natural gas feed stream is fed into the warm end of a main heat exchanger, cooled and at least partially liquefied, withdrawn from an intermediate location of the main heat exchanger and separated to form a nitrogen-enriched natural gas vapor stream and a nitrogen-depleted natural gas liquid stream, the liquid and vapor streams being reintroduced into an intermediate location of the main heat exchanger and further cooled in parallel to form a first lng stream and a first at least partially liquefied nitrogen-enriched natural gas stream, respectively.. .
Air Products And Chemicals, Inc.


10/29/15
20150308736 

Integrated nitrogen removal in the production of liquefied natural gas using dedicated reinjection circuit


A method and apparatus for liquefying a natural gas feed stream and removing nitrogen therefrom to produce a nitrogen-depleted lng product, in which a natural gas feed stream is passed through main heat exchanger to produce a first lng stream, which is separated to form a nitrogen-depleted lng product and a recycle stream composed of nitrogen-enriched natural gas vapor, and in which the recycle stream is passed through main heat exchanger to produce a first lng stream, separately from and in parallel with the natural gas feed stream, to produce a first at least partially liquefied nitrogen-enriched natural gas stream that is separated to provide a nitrogen-rich vapor product.. .
Air Products And Chemicals, Inc.


10/22/15
20150300732 

System and process for liquefying natural gas


A process of liquefying a natural gas stream in a liquefied natural gas facility is provided. The process includes cooling the natural gas stream in a first refrigeration cycle to produce a cooled natural gas stream.
Conocophillips Company


10/22/15
20150300301 

Liquefied gas treatment system for vessel


Provided is a liquefied gas treatment system for a vessel, which includes a cargo tank storing liquefied natural gas (lng), and an engine using the lng as fuel. The liquefied gas treatment system includes: a compressor line configured to compress boil-off gas (bog) generated in the cargo tank by a compressor and supply the compressed bog to the engine as fuel; a high pressure pump line configured to compress the lng stored in the cargo tank by a pump and supply the compressed lng to the engine as fuel; and a heat exchanger configured to liquefy a part of bog, which is compressed by the compressor, by exchanging heat with bog that is discharged from the cargo tank and transferred to the compressor..
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


10/08/15
20150285553 

Liquefaction of natural gas


Systems and a method for the formation of a liquefied natural gas (lng) are disclosed herein. The system includes a first fluorocarbon refrigeration system configured to chill a natural gas using a first fluorocarbon refrigerant and a second fluorocarbon refrigeration system configured to further chill the natural gas using a second fluorocarbon refrigerant.

10/08/15
20150285189 

Hybrid fuel supply engine of vessel


A hybrid fuel supply system for an engine of a vessel is provided. The hybrid fuel supply system for the engine of the vessel includes: a compression device configured to compress boil-off gas (bog) generated from liquefied natural gas (lng) stored in an lng cargo tank; a high pressure pump configured to compress lng supplied from the lng cargo tank; a vaporizer configured to vaporize the lng compressed by the high pressure pump; and a dual fuel (df) engine to which the bog compressed through the compression device is supplied as fuel.

10/01/15
20150276307 

System and the production of liquefied natural gas


A method for producing liquefied natural gas (lng) and separating natural gas liquids (ngls) from the lng is provided. The method may include compressing natural gas to compressed natural gas, removing a non-hydrocarbon from the compressed natural gas, and cooling the compressed natural gas to a cooled, compressed natural gas.
Dresser-rand Company


10/01/15
20150273977 

Method and in-transit refrigeration


A method and apparatus for providing refrigeration to a space to be refrigerated by contacting air with at least one cryogenic fluid including liquefied natural gas and liquid nitrogen and distributing the air at near cryogenic temperatures to the space to be refrigerated. The air contacts the at least one cryogenic fluid in the at least one heat exchanger before being distributed through a distributor tube into the space to be refrigerated..

09/17/15
20150260451 

Liquefied natural gas facility employing an optimized mixed refrigerant system


Processes and systems for producing liquefied natural gas (lng) with a single mixed refrigerant, closed-loop refrigeration cycle are provided. Liquefied natural gas facilities configured according to embodiments of the present invention include refrigeration cycles optimized to provide increased efficiency and enhanced operability, with minimal additional equipment or expense..
Black & Veatch Corporation


09/17/15
20150260341 

Methods for liquefied natural gas defueling


A method of steps for decanting a cryogenic fluid from a storage tank that is in fluid communication with a back pressure regulator and a decant dewar. A minimum pressure is set for the back pressure regulator and a cryogenic fluid is fed from the storage tank to the back pressure regulator.

09/10/15
20150253072 

Floating liquefied natural gas commissioning system and method


A floating liquefied natural gas (“flng”) commissioning system and method are described. A system for commissioning a flng vessel comprises a floating liquefaction vessel positioned offshore proximate a shipyard, the floating liquefaction vessel comprising a natural gas liquefaction module and a first lng storage tank cryogenically coupled to the natural gas liquefaction module, a regasification vessel positioned alongside the floating liquefaction vessel, the regasification vessel comprising a second lng storage tank fluidly coupled to a regasification facility onboard the regasification vessel, a high pressure natural gas conduit extending between an output of the regasification facility and an input of the liquefaction module, a cryogenic transfer member extending between the second lng storage tank and the first lng storage tank, and a gaseous natural gas coupling extending between the natural gas liquefaction module and one of the first lng storage tank, the second lng storage tank or a combination thereof..
Excelerate Energy Limited Partnership


09/10/15
20150253071 

Heat exchanger for a liquefied natural gas facility


A method of constructing a plate fin heat exchanger includes joining a first side bar formed from a nickel-iron alloy to a first end of a fin element formed from a nickel-iron alloy through a first nickel-iron alloy bond, and joining a second side bar formed from a nickel-iron alloy to a second end of the fin element through a second nickel-iron alloy bond to create a first layer of the plate fin heat exchanger. The fin element defines a fluid passage..
Conocophillips Company


09/10/15
20150253070 

Refrigerant supply to a cooling facility


An embodiment of a method for supplying refrigerants to a liquefied natural gas (lng) facility includes: advancing a first refrigerant from a first storage device to a heat exchanger, the first refrigerant having a first temperature; advancing a second refrigerant from a second storage device to the heat exchanger, the second refrigerant having a second temperature different than the first temperature; flowing the first refrigerant and the second refrigerant through the heat exchanger; adjusting the second temperature based on at least a transfer of heat between the first refrigerant and the second refrigerant in the heat exchanger; and transferring the first refrigerant and the second refrigerant to the lng facility.. .
Conocophillips Company


08/13/15
20150226476 

Natural gas liquefaction system


Provided is a natural gas liquefaction system including a natural gas storage unit, a liquefied natural gas storage unit, body, a pumping unit, a sub-cooling unit, and a first distributing and conveying unit.. .
Korea Advanced Institute Of Science And Technology


08/06/15
20150219243 

Cryogenic fluid transfer tunnel assembly and uses thereof


The present invention relates to a cryogenic fluid transfer tunnel that can be used as a liquefied natural gas (lng) transfer tunnel. A lining jacket is provided, wherein a cryogenic fluid carrier line and one or more voids comprising cryogenic insulating material are located.

07/30/15
20150211787 

System and the production of liquefied natural gas


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.
Dresser-rand Company


07/30/15
20150211684 

Virtual gaseous fuel pipeline


Various embodiments provide an end-to-end gaseous fuel transportation solution without using physical pipelines. A virtual pipeline system and methods thereof may involve transportation of gaseous fuels including compressed natural gas (cng), liquefied natural gas (lng), and/or adsorbed natural gas (ang).
Oscomp Holdings Inc.


07/16/15
20150198288 

Lng export terminal


A near shore liquefied natural gas (lng) export terminal includes an lng storage unit, a jetty and a converted hydrocarbon carrier-vessel moored against the jetty. The carrier-vessel includes a hull, at least one hydrocarbon storage tank and is provided with a natural gas processing system for liquefying natural gas.
Sbm Schiedam B.v.


07/09/15
20150192093 

Fuel gas supply apparatus


A system for supplying fuel to an engine of a ship. The system includes a high pressure pump pressurizing a liquefied natural gas (lng) and supplying the pressurized lng to the engine, a hydraulic motor driving the high pressure pump and a chamber carrying the high pressure pump and the hydraulic motor.
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


07/02/15
20150184618 

System for supplying fuel to engine of ship


A system for supplying fuel to an engine of a ship. The system includes a high pressure pump pressurizing a liquefied natural gas (lng) and supplying the pressurized lng to the engine, a hydraulic motor driving the high pressure pump and a chamber carrying the high pressure pump and the hydraulic motor.
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


07/02/15
20150184617 

System for supplying fuel to engine of ship


A system for supplying fuel to an engine of a ship. The system includes a high pressure pump pressurizing a liquefied natural gas (lng) and supplying the pressurized lng to the engine, a hydraulic motor driving the high pressure pump and a chamber carrying the high pressure pump and the hydraulic motor.
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


05/14/15
20150132048 

Reinforcing member fixing device for primary barrier of liquefied natural gas storage tank


A fixing device of a first barrier-reinforcing member is disclosed. An exemplary embodiment provides a fixing device of a first barrier-reinforcing member for supporting first and second corrugated portions that are formed in a first barrier to cross each other in a liquefied natural gas storage tank including a heat-insulating board and a first barrier positioned thereon and forming an inner wall, including: a fixing bracket including a coupling portion fixedly inserted in insertion grooves formed under lateral sides of a crossing portion where the first and second corrugated portions cross, and a body coupled to one side of the coupling portion; and a first fastening member for fastening an impact-absorbing plate between the heat-insulating board and the first barrier with the other side of the body.

05/07/15
20150121859 

Apparatus and supplying fuel to engine of ship


Disclosed herein are an apparatus and a method for supplying a fuel to an engine of a ship. The apparatus for supplying a fuel to an engine of a ship includes: a high pressure pump pressurizing a liquefied natural gas (lng) and supplying the pressurized lng to the engine; a hydraulic motor driving the high pressure pump; and a lubricating pump supplying lubricating oil to the high pressure pump..
Daewoo Shipbuilding & Marine Engineering Co., Ltd.


02/05/15
20150033793 

Process for liquefaction of natural gas


A process and system for production of liquefied natural gas (lng) from natural gas. The natural gas is first partially purified by removal of water and other contaminants, followed by partial chilling to freeze some contaminants and to allow for production of a purge stream to remove other contaminants.
Uop Llc


02/05/15
20150033769 

Pump tower installation structure of liquefied natural gas storage tank and manufacturing method thereof


Disclosed herein are a pump tower installation structure of a liquefied natural gas (lng) storage tank and a manufacturing method thereof. The pump tower installation structure of the lng storage tank includes an adaptor disposed at a predetermined area of an opening portion formed at an inner hull disposed on an upper side of the lng storage tank, and a cover having through-holes corresponding to pipes of the pump tower installed at the storage tank, and disposed at a remaining area of the opening portion to be connected with the adaptor..
Samsung Heavy Ind. Co., Ltd.


01/22/15
20150020604 

Apparatus and measuring the sloshing in the cargo tank of a liquefied natural gas carrier


An apparatus and method for measuring the sloshing in the cargo tank of a liquefied natural gas carrier is provided. The apparatus includes: a plate-shaped floating mat coupler which floats on the surface of the liquefied natural gas contained in the cargo tank of a liquefied natural gas carrier and moves in accordance with the movement of the liquefied natural gas; and an optical sensor measuring acceleration using optical sensor technology to measure acceleration when the floating mat coupler floats by being inserted in one or more positions in the floating mat coupler.

01/15/15
20150013379 

Lng formation


Systems and a method for the formation of a liquefied natural gas (lng) are disclosed herein. The system includes a refrigeration system configured to chill a natural gas using a refrigerant mixture including a noble gas.

01/08/15
20150012326 

Method for developing a long-term strategy for allocating a supply of liquefied natural gas


A method is disclosed for developing a long-term strategy for allocating a supply of liquefied natural gas (lng) while adhering to limitations of available shipping capacity an lng market is modeled using one or more optimization models. The lng market includes at least one buyer of lng, at least one seller of lng, and at least one means of transporting lng.
Exxonmobil Upstream Research Company


01/08/15
20150007763 

Ultra large marine floating system


A method to improve the safety and comfort of an ultra large marine floating system is provided. The ultra large marine floating system has a length of 350 to 550 m, a width of 45 to 80 m, and a depth of 25 to 35 m.

12/18/14
20140369765 

Sea platform having external containers


A support installed at sea in grounded or floating manner, the support including both a processor installation on its deck for processing a first liquid that is dangerous and/or corrosive, preferably liquefied natural gas (lng), and also at least one tank for storing said first liquid, preferably an lng tank incorporated within the hull of the support under the deck. The support includes at least one container situated outside the support and situated at least in part, and preferably completely, below the deck of the support on which said installation is supported, the container being fastened to the support, preferably in reversible manner, the deck including or supporting a first transfer mechanism suitable for transferring towards the container any leakage liquid flowing from at least a portion of the installation, in particular in the event of a leak..

11/27/14
20140345320 

Water removal and heavy-hydrocarbon removal process in liquefied natural gas production from mixed gas rich in methane


A process for dehydrating and removing heavy hydrocarbons in the production of liquefied natural gas from a methane-rich gas mixture is disclosed, wherein the methane-rich gas mixture subjected to deacidification treatment is divided into two streams, i.e. The first stream and the second stream, wherein the first stream used as a system process gas is introduced into a drying procedure, and the second stream used as regenerating gas is introduced into a regenerating procedure; the first stream is subjected to a drying treatment, and the moisture and the heavy hydrocarbons are simultaneously removed from the first stream in a composite adsorbent bed(s) of a drying tower, wherein the moisture is removed such that the dew point at normal pressure is ≦−76° c.

11/20/14
20140344000 

Systems and methods for valuation and validation of options and opportunities in planning and operations for a liquefied natural gas project or portfolio of projects


Systems and methods are provided for valuation and validation of options and opportunities in planning and operations for a liquefied natural gas project or portfolio of projects. The systems and methods use at least one of a supply chain design model, a shipping simulation model, a ship scheduling model, and an optionality planning model to make valuation and validation decisions..

11/20/14
20140338393 

Methods for blending liquefied natural gas


A method for producing a blended mixture of liquefied natural gases to meet the particular requirements of an operator at a production facility, application site or a fueling station by blending together a lean liquefied natural gas and a rich liquefied natural gas. The operator can control through a device such as a heat exchange blending system the composition of the end product mixed liquefied natural gas for its intended end use..

11/13/14
20140331690 

Auxiliary secondary barrier, liquefied natural gas storage tank including same and manufacturing the liquefied natural gas storage tank


An ln storage tank is disclosed. The lng storage tank includes: a lower insulation board for insulating lng from the outside; a heating member placed on the lower insulation board; a main secondary barrier attached on the heating member; an upper insulation board attached on part of the main secondary barrier; and an auxiliary secondary barrier attached on the other part of the main secondary barrier, wherein a first adhesive layer may be interposed between the main secondary barrier and the auxiliary secondary barrier..

11/06/14
20140326406 

Device and bonding auxiliary secondary barrier for liquefied natural gas storage tank


Disclosed are a device and a method for bonding an auxiliary secondary barrier for an lng storage tank. The device for bonding an auxiliary secondary barrier includes: a frame; a driving unit, a portion of which is arranged in the frame, and which enables the frame to move on an upper heat insulation board corresponding to an exposed portion of a main secondary barrier; an adhesive applying unit arranged in the frame to apply an adhesive on the exposed portion; an auxiliary secondary barrier supply unit arranged in the frame to supply an auxiliary secondary barrier on the adhesive applied on the exposed portion; and one or more heating unit arranged in the frame to heat at least one of the exposed portion to which the adhesive contained in the adhesive applying unit is to be applied and the auxiliary secondary barrier to be supplied on the applied adhesive..

10/30/14
20140324727 

Method of simulating shipping of liquefied natural gas


A method of simulating shipping of liquefied natural gas (lng) is provided. An lng supply chain is modeled with a plurality of decision-making modules.

10/30/14
20140318503 

System for supplying liquefied natural gas fuel


A system for supplying fuel includes a fuel supplying line connected from a fuel storage tank to an engine and including a pressure measuring sensor, a pump provided on the fuel supplying line and configured to pressurize fuel outputted from the fuel storage tank, a heat exchanger provided on the fuel supplying line between the pump and the engine and configured to heat the fuel outputted from the pump, a first return line provided at a front end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line, and a second return line provided at a rear end of the heat exchanger on the fuel supplying line and configured to return the fuel from the fuel supplying line.. .

10/30/14
20140318434 

Versatile transport-delivery vessel system


The disclosure relates to a versatile transport-cargo vessel system configured for travel on water. The vessel system either includes a single self propelled vessel or a tugboat section and a barge section configured to interlock.

10/30/14
20140318177 

Integration of a liquefied natural gas liquefier with the production of liquefied natural gas


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 heat exchanger to a distillation column and liquefying the natural gas while capturing the gaseous nitrogen.

10/23/14
20140316839 

Method for generating a liquefied natural gas supply chain design


A method for generating an lng supply chain design. An lng supply chain is modeled using a plurality of optimization models.

10/23/14
20140311591 

Liquid natural gas cooling on the fly


Described herein are systems and methods for cryogenic fluid delivery to achieve the lowest reasonable saturation pressure while dispensing a cryogenic fluid such as liquefied natural gas to a holding tank on a use device. The systems and methods utilize a liquid nitrogen component and a liquefaction engine, very cold liquefied natural gas and a liquefaction engine, or a combination of both very cold liquefied natural gas and a liquid nitrogen component to deliver lng to a holding tank on a use device..

10/16/14
20140310049 

Method of generating an optimized ship schedule to deliver liquefied natural gas


A system and method is provided for generating an optimized ship schedule to deliver liquefied natural gas (lng) from one or more lng liquefaction terminals to one or more lng regasification terminals using a fleet of ships. A plurality of optimization models model an lng supply chain.

10/16/14
20140309471 

Sweetening of natural gas


An exemplary embodiment can be a process for sweetening natural gas to liquefied natural gas specifications. The process can include providing a membrane contactor having a lumen side and a shell side.

10/09/14
20140303792 

System and deriving storage tank operation plan


To derive a feasible solution for an operation plan problem for storage tanks for storing liquefied natural gas, which is a complicated mixed-integer non-linear problem, given tank initial state information, reception plan information, and feed plan information, two solving processes are executed alternately two or more times, respectively: a first solving process that replaces a mixed-integer non-linear programming problem with a mixed-integer linear programming problem by linear approximation of a non-linear expression in non-linear constraints containing the non-linear expression, and solves the problem to derive provisional solutions or final solutions for a reception pattern that prescribes a storage tank that is to receive liquefied natural gas, and a discharge pattern that prescribes a storage tank that is to discharge liquefied natural gas, and a second solving process that replaces a mixed-integer non-linear programming problem with a continuous non-linear programming problem by provisionally fixing a discrete variable in discrete form constraints containing the discrete variable, and solves the problem to derive provisional solutions or final solutions for transitions of storage quantity and storage heat quantity of liquefied natural gas in each storage tank.. .

10/02/14
20140290281 

Articulated tug and barge arrangement for lng storage, transportation and regasification


Articulated tug and barge arrangements and methods for transportation, storage, and regasification of liquefied natural gas (lng) aboard barge units and ballasting the barge units, and lng bunker barge systems and methods for lng bunkering, are provided.. .

10/02/14
20140290280 

System for supplying liquefied natural gas fuel and operating the same


A system for supplying lng fuel includes a fuel supplying line connected from an lng storage tank to an engine, a boosting pump provided on the fuel supplying line and configured to pressurize lng outputted from the lng storage tank and cool down in a standby mode, a high pressure pump configured to pressurize the lng outputted from the boosting pump to high pressure, and a return line connected between the lng storage tank and the high pressure pump, in which the lng is returned through the return line.. .

10/02/14
20140290279 

Liquefied gas treatment system for vessel


A liquefied gas treatment system includes: a first stream of boil-off gas, which is generated from the liquefied natural gas in the cargo tank and is discharged from the cargo tank; a second stream of the boil-off gas, which is supplied as fuel to the engine in the first stream; and a third stream of the boil-off gas, which is not supplied to the engine in the first stream. The first stream is compressed in a compressor and is then branched into the second stream and the third stream.

09/18/14
20140262285 

Methods for fraccing oil and gas wells


A method for stimulating or fraccing an oil or a natural gas well by adding a liquefied hydrocarbon such as liquid petroleum gas and liquefied natural gas, a proppant and a diluent such as carbon dioxide, nitrogen or mixtures thereof to the well. The order of addition is typically liquefied hydrocarbon then diluent but this order can be reversed and in other circumstances the liquefied hydrocarbon and diluent can be mixed together and fed to the well as a mixture..

09/18/14
20140260418 

Method to maximize lng plant capacity in all seasons


As described herein, a method and system for operating a liquefied natural gas (lng) plant are provided. The method and system also provide for domestic natural gas production.

09/18/14
20140260337 

Method of producing natural gas from remote and/or isolated offshore reservoirs


A method of producing natural gas from at least one reservoir, the method including the steps of producing the natural gas from the at least one reservoir; liquefying a first tranche of the natural gas to produce liquefied natural gas; and compressing a second tranche of the natural gas to produce a compressed natural gas.. .

09/11/14
20140252270 

Particle-based systems for removal of pollutants from gases and liquids


Systems, compositions, and methods for removing a substance or substances from a material, such as a gas or liquid material, are described. The compositions can comprise composite removal particles.

09/11/14
20140250922 

System for supplying liquefied natural gas fuel


A system for supplying lng fuel is disclosed. The system includes a fuel supplying line connected from an lng storage tank to a high pressure engine and a low pressure engine, respectively, a pump formed on the fuel supplying line, and configured to pressurize lng outputted from the lng storage tank to high pressure, a first heat exchanger formed on the fuel supplying line between the high pressure engine and the pump, and configured to heat the lng supplied from the pump, a second heat exchanger formed on the fuel supplying line between the low pressure engine and the lng storage tank, and configured to evaporate the lng in a liquid state supplied from the lng storage tank and a heat source supplying line configured to supply heat to the lng by supplying glycol water to the first heat exchanger and the second heat exchanger..

09/11/14
20140250921 

System for supplying liquefied natural gas fuel


The system heats glycol water using steam generated by a boiler and heating lng using the glycol water, thereby increasing efficiently the lng to temperature required for an engine. In addition, the system senses lng flowing to a glycol tank using a pressure sensor, etc.

09/11/14
20140250911 

Power generation and lng production


The present techniques are directed to a system and method for generating power and producing liquefied natural gas (lng). The system includes a power plant configured to generate power, wherein an exhaust gas from the power plant provides a gas mixture including nitrogen and carbon dioxide.

09/04/14
20140246199 

Method of fracturing with liquefied natural gas


The production of hydrocarbons from a hydrocarbon bearing formation is enhanced by introduction into the formation a non-aqueous fluid containing a liquefied natural gas.. .

09/04/14
20140245779 

Regasification plant


Methods and system are provided for regasifying liquefied natural gas (lng). An exemplary method disclosed includes flowing at least a portion of an lng stream through an air separation unit (asu) to form at least a portion of a natural gas (ng) stream.

08/21/14
20140230458 

System for supplying liquefied natural gas fuel


Disclosed is an lng fuel supply system, including: a fuel supply line connected from an lng storing tank to an engine; a pump provided on the fuel supply line, and configured to change an lng to the lng in a supercooled liquid state by compressing the lng discharged from the lng storing tank at a high pressure; and a heat exchanger provided on the fuel supply line between the engine and the pump, and configured to phase change the lng in the supercooled liquid state to the lng in a supercritical state by heating the lng in the supercooled liquid state supplied from the pump.. .

08/14/14
20140224118 

Process for floating liquified natural gas pretreatment


A method of pretreating a natural gas stream for a floating liquefied natural gas plant is described. A natural gas feed stream is introduced into an amine absorption unit and a temperature swing adsorption unit located on a ship.

07/24/14
20140202583 

Methods for liquefied natural gas fueling


A method and apparatus for fueling the onboard storage tank of a vehicle with liquefied natural gas. A liquid cryogen such as liquid nitrogen is fed to a condensing unit to condense natural gas present in a fueling system.

07/03/14
20140182559 

Gaseous fuel system, direct injection gas engine system, and method


The disclosure describes an engine system having liquid and gaseous fuel systems, each of which injects fuel directly into an engine cylinder. A controller controls the pumping of a liquefied natural gas (lng) in the gaseous fuel system using variable speeds for reciprocally moving a pumping piston of a pumping element with a drive assembly.

07/03/14
20140182551 

Gaseous fuel system, direct injection gas engine system, and method


The disclosure describes an engine system having liquid and gaseous fuel systems, each of which injects fuel directly into an engine cylinder. A controller controls pumping of a liquefied natural gas (lng) in the gaseous fuel system.

07/03/14
20140182331 

Integrated process for ngl (natural gas liquids recovery) and lng (liquefaction of natural gas)


The invention relates to an integrated process and apparatus for liquefaction of natural gas and recovery of natural gas liquids. In particular, the improved process and apparatus reduces the energy consumption of a liquefied natural gas (lng) unit by using a portion of the already cooled overhead vapor from a fractionation column from an ngl (natural gas liquefaction) unit to, depending upon composition, provide, for example, reflux for fractionation in the ngl unit and/or a cold feed for the lng unit, or by cooling, within the ngl unit, a residue gas originating from a fractionation column of the ngl unit and using the resultant cooled residue gas to, depending upon composition, provide, for example, reflux/feed for fractionation in the ngl and/or a cold feed for the lng unit, thereby reducing the energy consumption of the lng unit and rendering the process more energy-efficient..

06/26/14
20140174106 

Cryogenic tank assembly


A cryogenic tank assembly includes a cryogenic tank having an internal volume that is configured to contain liquefied natural gas (lng). The cryogenic tank includes an inlet and an outlet that are each fluidly connected to the internal volume.

06/19/14
20140166663 

Tank for fluid


A tank for storing fluid, especially hydrocarbons including low temperature liquefied natural gas. The tank comprises tank walls defining an interior tank space, wherein at least one beam is provided in the interior tank space having at least one beam end connected to the tank wall.

06/12/14
20140157823 

Systems and methods for distributed production of liquified natural gas


This disclosure teaches systems and methods for distributed production of liquefied natural gas by utilizing refrigeration to reach the condensation of natural gas, removing of compression heat loads, sensible heat loads, and latent heat at ambient temperatures utilizes the stirling cycle, both refrigeration and thermal heating processes, for enabling cryogenic refrigeration and the portable production of lng. Generally, the natural gas may be supplied from existing or nearby pipelines and the lng production system itself may be powered by electric motors or internal combustion engines.

05/15/14
20140130542 

Method and high purity liquefied natural gas


A novel method and system for liquefying and distilling natural gas into high purity liquid methane (lng) and ngl product streams. Heat exchangers and distillation towers are configured to produce high purity liquefied natural gas (lng) and ngl product streams, while also rejecting excess nitrogen contained in the inlet gas stream, utilizing liquid nitrogen as the process refrigerant.

05/01/14
20140116084 

Method for liquefying natural gas with a mixture of coolant gas


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 the natural gas to be liquefied is liquefied by circulating at a pressure p0 no lower than the atmospheric pressure (patm), p0 preferably being higher than the atmospheric pressure, in at least one cryogenic heat-exchanger (ec1, ec2, ec3) by a counter-current closed-circuit circulation in indirect contact with at least one stream of coolant gas remaining in the compressed gaseous state at a pressure p1 that is entering the cryogenic heat-exchanger at a temperature t3′ that is lower than t3, t3 being the liquefaction temperature of the liquefied natural gas at the pressure p0 at the output of said cryogenic exchanger, characterised in that the coolant gas includes a mixture of nitrogen and at least one other component selected from among neon and hydrogen.. .





Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Liquefied Natural Gas for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Liquefied Natural Gas with additional patents listed. Browse our RSS directory or Search for other possible listings.


1.4106

5756

2 - 1 - 101