BRPI0407806A - processamento de gás de hidrocarboneto - Google Patents

processamento de gás de hidrocarboneto

Info

Publication number
BRPI0407806A
BRPI0407806A BRPI0407806-3A BRPI0407806A BRPI0407806A BR PI0407806 A BRPI0407806 A BR PI0407806A BR PI0407806 A BRPI0407806 A BR PI0407806A BR PI0407806 A BRPI0407806 A BR PI0407806A
Authority
BR
Brazil
Prior art keywords
stream
fractionation tower
hydrocarbon gas
tower
column
Prior art date
Application number
BRPI0407806-3A
Other languages
English (en)
Inventor
Kyle T Cuellar
John D Wilkinson
Joe T Lynch
Hank M Hudson
Original Assignee
Ortloff Engineers Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ortloff Engineers Ltd filed Critical Ortloff Engineers Ltd
Publication of BRPI0407806A publication Critical patent/BRPI0407806A/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/0233—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 1 carbon atom or more
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0204—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the feed stream
    • F25J3/0209—Natural gas or substitute natural gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/0238—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 2 carbon atoms or more
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
    • F25J3/0228—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream
    • F25J3/0242—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream characterised by the separated product stream separation of CnHm with 3 carbon atoms or more
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/02—Processes or apparatus using separation by rectification in a single pressure main column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/04—Processes or apparatus using separation by rectification in a dual pressure main column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/30—Processes or apparatus using separation by rectification using a side column in a single pressure column system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/50—Processes or apparatus using separation by rectification using multiple (re-)boiler-condensers at different heights of the column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/70—Refluxing the column with a condensed part of the feed stream, i.e. fractionator top is stripped or self-rectified
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/74—Refluxing the column with at least a part of the partially condensed overhead gas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00—Processes or apparatus using separation by rectification
    • F25J2200/78—Refluxing the column with a liquid stream originating from an upstream or downstream fractionator column
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00—Processes or apparatus using other separation and/or other processing means
    • F25J2205/02—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
    • F25J2205/04—Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum in the feed line, i.e. upstream of the fractionation step
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2240/00—Processes or apparatus involving steps for expanding of process streams
    • F25J2240/02—Expansion of a process fluid in a work-extracting turbine (i.e. isentropic expansion), e.g. of the feed stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2245/00—Processes or apparatus involving steps for recycling of process streams
    • F25J2245/02—Recycle of a stream in general, e.g. a by-pass stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/12—External refrigeration with liquid vaporising loop
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00—Refrigeration techniques used
    • F25J2270/60—Closed external refrigeration cycle with single component refrigerant [SCR], e.g. C1-, C2- or C3-hydrocarbons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25J—LIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2290/00—Other details not covered by groups F25J2200/00 - F25J2280/00
    • F25J2290/40—Vertical layout or arrangement of cold equipments within in the cold box, e.g. columns, condensers, heat exchangers etc.

Abstract

"PROCESSAMENTO DE GáS DE HIDROCARBONETO". A presente invenção refere-se a um processo para a recuperação de etano, etileno, propano, propileno, e componentes de hidrocarboneto pesados a partir de uma corrente de gás de hidrocarboneto. A corrente é resfriada e dividida em primeira e segunda correntes. A primeira corrente é ainda mais resfriada de modo a se condensar de uma forma substancialmente total e em seguida expandida à pressão torre de fracionamento e suprida para a torre de fracionamento em uma primeira posição de alimentação de coluna intermediária. A segunda corrente se expande à pressão menor e é em seguida suprida para a coluna em uma segunda posição de alimentação de coluna intermediária. Uma corrente de destilação é retirada da coluna abaixo do ponto de alimentação da segunda corrente e em seguida direcionada para uma relação de troca térmica com a corrente de vapor aérea de torre de modo a resfriar a corrente de destilação e condensar pelo menos uma parte da mesma, formando uma corrente condensada. Pelo menos uma porção da corrente condensada é direcionada para a torre de fracionamento como a sua alimentação de topo. As quantidades e temperaturas das alimentações para a torre de fracionamento são eficazes no sentido de manter a temperatura aérea da torre de fracionamento a uma temperatura por meio da qual a maior parte dos componentes desejados é recuperada.
BRPI0407806-3A 2003-02-25 2004-02-12 processamento de gás de hidrocarboneto BRPI0407806A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44977203P 2003-02-25 2003-02-25
PCT/US2004/004206 WO2004076946A2 (en) 2003-02-25 2004-02-12 Hydrocarbon gas processing

Publications (1)

Publication Number Publication Date
BRPI0407806A true BRPI0407806A (pt) 2006-02-14

Family

ID=32927562

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0407806-3A BRPI0407806A (pt) 2003-02-25 2004-02-12 processamento de gás de hidrocarboneto

Country Status (20)

Country Link
US (1) US7191617B2 (pt)
EP (1) EP1620687A4 (pt)
JP (1) JP4571934B2 (pt)
KR (1) KR101120324B1 (pt)
CN (1) CN100541093C (pt)
AR (1) AR043393A1 (pt)
AU (1) AU2004215005B2 (pt)
BR (1) BRPI0407806A (pt)
CA (1) CA2515999C (pt)
EA (1) EA008462B1 (pt)
EG (1) EG23931A (pt)
MX (1) MXPA05008280A (pt)
MY (1) MY138855A (pt)
NO (1) NO20054079L (pt)
NZ (1) NZ541550A (pt)
PE (1) PE20040796A1 (pt)
TW (1) TWI285250B (pt)
UA (1) UA83363C2 (pt)
WO (1) WO2004076946A2 (pt)
ZA (1) ZA200505906B (pt)

Families Citing this family (101)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6742358B2 (en) * 2001-06-08 2004-06-01 Elkcorp Natural gas liquefaction
US7159417B2 (en) 2004-03-18 2007-01-09 Abb Lummus Global, Inc. Hydrocarbon recovery process utilizing enhanced reflux streams
US7204100B2 (en) * 2004-05-04 2007-04-17 Ortloff Engineers, Ltd. Natural gas liquefaction
US9080810B2 (en) * 2005-06-20 2015-07-14 Ortloff Engineers, Ltd. Hydrocarbon gas processing
CA2536075C (en) * 2006-01-31 2011-03-22 Expansion Power Inc. Method of conditioning natural gas in preparation for storage
EP2024700A2 (en) * 2006-06-02 2009-02-18 Ortloff Engeneers, Ltd Liquefied natural gas processing
US20080078205A1 (en) * 2006-09-28 2008-04-03 Ortloff Engineers, Ltd. Hydrocarbon Gas Processing
CA2572932C (en) 2006-12-14 2015-01-20 Jose Lourenco Method to pre-heat natural gas at gas pressure reduction stations
US7777088B2 (en) 2007-01-10 2010-08-17 Pilot Energy Solutions, Llc Carbon dioxide fractionalization process
US8590340B2 (en) 2007-02-09 2013-11-26 Ortoff Engineers, Ltd. Hydrocarbon gas processing
US7883569B2 (en) * 2007-02-12 2011-02-08 Donald Leo Stinson Natural gas processing system
US8820096B2 (en) 2007-02-12 2014-09-02 Daewoo Shipbuilding & Marine Engineering Co., Ltd. LNG tank and operation of the same
DE102007010874A1 (de) * 2007-03-06 2008-09-11 Linde Ag Abtrennverfahren
US9869510B2 (en) * 2007-05-17 2018-01-16 Ortloff Engineers, Ltd. Liquefied natural gas processing
EA017240B1 (ru) * 2007-08-14 2012-10-30 Флуор Текнолоджиз Корпорейшн Установка и способ для повышенного извлечения газоконденсатных жидкостей
US8919148B2 (en) * 2007-10-18 2014-12-30 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US20090199591A1 (en) 2008-02-11 2009-08-13 Daewoo Shipbuilding & Marine Engineering Co., Ltd. Liquefied natural gas with butane and method of storing and processing the same
US9243842B2 (en) 2008-02-15 2016-01-26 Black & Veatch Corporation Combined synthesis gas separation and LNG production method and system
KR20090107805A (ko) 2008-04-10 2009-10-14 대우조선해양 주식회사 천연가스 발열량 저감방법 및 장치
US20090282865A1 (en) 2008-05-16 2009-11-19 Ortloff Engineers, Ltd. Liquefied Natural Gas and Hydrocarbon Gas Processing
US20090293537A1 (en) * 2008-05-27 2009-12-03 Ameringer Greg E NGL Extraction From Natural Gas
US8584488B2 (en) * 2008-08-06 2013-11-19 Ortloff Engineers, Ltd. Liquefied natural gas production
WO2010027986A1 (en) * 2008-09-03 2010-03-11 Ameringer Greg E Ngl extraction from liquefied natural gas
EP2350546A1 (en) * 2008-10-07 2011-08-03 Exxonmobil Upstream Research Company Helium recovery from natural gas integrated with ngl recovery
AU2009339468B2 (en) * 2009-02-05 2013-07-04 Twister B.V. Multistage cyclonic fluid separator
WO2010144217A1 (en) * 2009-06-11 2010-12-16 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US8881549B2 (en) * 2009-02-17 2014-11-11 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9052137B2 (en) 2009-02-17 2015-06-09 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9080811B2 (en) * 2009-02-17 2015-07-14 Ortloff Engineers, Ltd Hydrocarbon gas processing
US9074814B2 (en) * 2010-03-31 2015-07-07 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9939195B2 (en) * 2009-02-17 2018-04-10 Ortloff Engineers, Ltd. Hydrocarbon gas processing including a single equipment item processing assembly
MX341798B (es) * 2009-02-17 2016-09-02 Ortloff Engineers Ltd Procesamiento de gases de hidrocarburos.
US9052136B2 (en) * 2010-03-31 2015-06-09 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9933207B2 (en) * 2009-02-17 2018-04-03 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US8585891B2 (en) 2009-04-07 2013-11-19 Jose Lourenco Extraction and upgrading of bitumen from oil sands
US8434325B2 (en) 2009-05-15 2013-05-07 Ortloff Engineers, Ltd. Liquefied natural gas and hydrocarbon gas processing
US20100287982A1 (en) * 2009-05-15 2010-11-18 Ortloff Engineers, Ltd. Liquefied Natural Gas and Hydrocarbon Gas Processing
AU2010259046A1 (en) * 2009-06-11 2012-02-23 Ortloff Engineers, Ltd. Hydrocarbon gas processing
AR076506A1 (es) * 2009-06-11 2011-06-15 Sme Products Lp Procesamiento de gases de hidrocarburos
AU2010259236B2 (en) * 2009-06-11 2015-11-05 Ortloff Engineers, Ltd. Hydrocarbon gas processing
KR101680922B1 (ko) * 2009-06-11 2016-11-29 오르트로프 엔지니어스, 리미티드 탄화수소 가스 처리 방법
US20110067443A1 (en) * 2009-09-21 2011-03-24 Ortloff Engineers, Ltd. Hydrocarbon Gas Processing
US9021832B2 (en) * 2010-01-14 2015-05-05 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9068774B2 (en) * 2010-03-31 2015-06-30 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US9057558B2 (en) * 2010-03-31 2015-06-16 Ortloff Engineers, Ltd. Hydrocarbon gas processing including a single equipment item processing assembly
BRPI1105770A2 (pt) * 2010-03-31 2016-05-03 Ortloff Engineers Ltd processamento de gás de hidrocarbonetos.
KR101676069B1 (ko) * 2010-03-31 2016-11-14 오르트로프 엔지니어스, 리미티드 탄화수소 가스 처리 방법
EP2553367A1 (en) * 2010-03-31 2013-02-06 Ortloff Engineers, Ltd Hydrocarbon gas processing
US10113127B2 (en) 2010-04-16 2018-10-30 Black & Veatch Holding Company Process for separating nitrogen from a natural gas stream with nitrogen stripping in the production of liquefied natural gas
KR101666254B1 (ko) 2010-06-03 2016-10-13 오르트로프 엔지니어스, 리미티드 탄화수소 가스 처리공정
US9132415B2 (en) 2010-06-30 2015-09-15 1304338 Alberta Ltd. Method to upgrade heavy oil in a temperature gradient reactor (TGR)
CA2819128C (en) 2010-12-01 2018-11-13 Black & Veatch Corporation Ngl recovery from natural gas using a mixed refrigerant
US10451344B2 (en) 2010-12-23 2019-10-22 Fluor Technologies Corporation Ethane recovery and ethane rejection methods and configurations
US10852060B2 (en) 2011-04-08 2020-12-01 Pilot Energy Solutions, Llc Single-unit gas separation process having expanded, post-separation vent stream
CA2849003C (en) 2011-10-04 2018-03-06 Mackenzie Millar Cascading processor
US10139157B2 (en) 2012-02-22 2018-11-27 Black & Veatch Holding Company NGL recovery from natural gas using a mixed refrigerant
CA2772479C (en) 2012-03-21 2020-01-07 Mackenzie Millar Temperature controlled method to liquefy gas and a production plant using the method.
CA2790961C (en) 2012-05-11 2019-09-03 Jose Lourenco A method to recover lpg and condensates from refineries fuel gas streams.
CN104736504A (zh) * 2012-07-26 2015-06-24 氟石科技公司 用于深度的进料气体烃露点调整的构造和方法
WO2014018045A1 (en) * 2012-07-26 2014-01-30 Fluor Technologies Corporation Configurations and methods for deep feed gas hydrocarbon dewpointing
CA2787746C (en) 2012-08-27 2019-08-13 Mackenzie Millar Method of producing and distributing liquid natural gas
CA2798057C (en) 2012-12-04 2019-11-26 Mackenzie Millar A method to produce lng at gas pressure letdown stations in natural gas transmission pipeline systems
CA2801035C (en) 2013-01-07 2019-11-26 Jose Lourenco Method and apparatus for upgrading heavy oil
US9423175B2 (en) 2013-03-14 2016-08-23 Fluor Technologies Corporation Flexible NGL recovery methods and configurations
CA2813260C (en) 2013-04-15 2021-07-06 Mackenzie Millar A method to produce lng
US9581385B2 (en) 2013-05-15 2017-02-28 Linde Engineering North America Inc. Methods for separating hydrocarbon gases
CN103438661A (zh) * 2013-08-30 2013-12-11 北京麦科直通石化工程设计有限公司 一种低能耗的新型天然气液化工艺
ES2796076T3 (es) 2013-09-04 2020-11-25 Ube Industries Tubo laminado
MX2016003030A (es) 2013-09-11 2016-05-24 Ortloff Engineers Ltd Procesamiento de hidrocarburos.
SG11201600806UA (en) 2013-09-11 2016-03-30 Ortloff Engineers Ltd Hydrocarbon gas processing
EP3044528A1 (en) 2013-09-11 2016-07-20 Ortloff Engineers, Ltd Hydrocarbon gas processing
US10563913B2 (en) 2013-11-15 2020-02-18 Black & Veatch Holding Company Systems and methods for hydrocarbon refrigeration with a mixed refrigerant cycle
US9523055B2 (en) * 2014-01-31 2016-12-20 Uop Llc Natural gas liquids stabilizer with side stripper
US9574822B2 (en) 2014-03-17 2017-02-21 Black & Veatch Corporation Liquefied natural gas facility employing an optimized mixed refrigerant system
US10288347B2 (en) 2014-08-15 2019-05-14 1304338 Alberta Ltd. Method of removing carbon dioxide during liquid natural gas production from natural gas at gas pressure letdown stations
CN104263402A (zh) * 2014-09-19 2015-01-07 华南理工大学 一种利用能量集成高效回收管输天然气中轻烃的方法
KR102448446B1 (ko) * 2014-09-30 2022-09-30 다우 글로벌 테크놀로지스 엘엘씨 프로필렌 플랜트로부터 에틸렌 및 프로필렌 수율을 증가시키기 위한 방법
WO2017045055A1 (en) 2015-09-16 2017-03-23 1304342 Alberta Ltd. A method of preparing natural gas at a gas pressure reduction stations to produce liquid natural gas (lng)
WO2017059515A1 (en) 2015-10-08 2017-04-13 1304338 Alberta Ltd. Method of producing heavy oil using a fuel cell
FR3042983B1 (fr) * 2015-11-03 2017-10-27 Air Liquide Reflux de colonnes de demethanisation
FR3042984B1 (fr) * 2015-11-03 2019-07-19 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Optimisation d’un procede de deazotation d’un courant de gaz naturel
CA2914070C (en) 2015-12-07 2023-08-01 1304338 Alberta Ltd. Upgrading oil using supercritical fluids
US10006701B2 (en) 2016-01-05 2018-06-26 Fluor Technologies Corporation Ethane recovery or ethane rejection operation
CA2920656C (en) 2016-02-11 2018-03-06 1304342 Alberta Ltd. Method of extracting coal bed methane using carbon dioxide
BR112018069437B8 (pt) 2016-03-31 2023-05-16 Ube Industries Tubo multicamada
US10330382B2 (en) 2016-05-18 2019-06-25 Fluor Technologies Corporation Systems and methods for LNG production with propane and ethane recovery
US10551119B2 (en) 2016-08-26 2020-02-04 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US10551118B2 (en) 2016-08-26 2020-02-04 Ortloff Engineers, Ltd. Hydrocarbon gas processing
US10533794B2 (en) 2016-08-26 2020-01-14 Ortloff Engineers, Ltd. Hydrocarbon gas processing
MX2019001888A (es) 2016-09-09 2019-06-03 Fluor Tech Corp Metodos y configuracion para readaptacion de planta liquidos de gas (ngl) para alta recuperacion de etano.
US11543180B2 (en) 2017-06-01 2023-01-03 Uop Llc Hydrocarbon gas processing
US11428465B2 (en) 2017-06-01 2022-08-30 Uop Llc Hydrocarbon gas processing
US11112175B2 (en) 2017-10-20 2021-09-07 Fluor Technologies Corporation Phase implementation of natural gas liquid recovery plants
CA2997634A1 (en) 2018-03-07 2019-09-07 1304342 Alberta Ltd. Production of petrochemical feedstocks and products using a fuel cell
CN109028758A (zh) * 2018-08-07 2018-12-18 中国石油工程建设有限公司 一种采用混合冷剂制冷的天然气乙烷回收装置及方法
US11015865B2 (en) 2018-08-27 2021-05-25 Bcck Holding Company System and method for natural gas liquid production with flexible ethane recovery or rejection
US11473837B2 (en) 2018-08-31 2022-10-18 Uop Llc Gas subcooled process conversion to recycle split vapor for recovery of ethane and propane
MY195957A (en) 2019-03-11 2023-02-27 Uop Llc Hydrocarbon Gas Processing
US11643604B2 (en) 2019-10-18 2023-05-09 Uop Llc Hydrocarbon gas processing
US11906244B2 (en) * 2020-11-23 2024-02-20 Uop Llc Hydrocarbon gas processing
CN117858748A (zh) * 2021-08-23 2024-04-09 朗姆研究公司 共定位于衬底处理系统上的紧凑型气体分离器设备

Family Cites Families (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL240371A (pt) * 1958-06-23
US3524897A (en) * 1963-10-14 1970-08-18 Lummus Co Lng refrigerant for fractionator overhead
US3292380A (en) * 1964-04-28 1966-12-20 Coastal States Gas Producing C Method and equipment for treating hydrocarbon gases for pressure reduction and condensate recovery
US3837172A (en) * 1972-06-19 1974-09-24 Synergistic Services Inc Processing liquefied natural gas to deliver methane-enriched gas at high pressure
GB1475475A (en) * 1974-10-22 1977-06-01 Ortloff Corp Process for removing condensable fractions from hydrocarbon- containing gases
US4171964A (en) * 1976-06-21 1979-10-23 The Ortloff Corporation Hydrocarbon gas processing
US4140504A (en) * 1976-08-09 1979-02-20 The Ortloff Corporation Hydrocarbon gas processing
US4157904A (en) * 1976-08-09 1979-06-12 The Ortloff Corporation Hydrocarbon gas processing
US4251249A (en) * 1977-01-19 1981-02-17 The Randall Corporation Low temperature process for separating propane and heavier hydrocarbons from a natural gas stream
US4185978A (en) * 1977-03-01 1980-01-29 Standard Oil Company (Indiana) Method for cryogenic separation of carbon dioxide from hydrocarbons
US4278457A (en) * 1977-07-14 1981-07-14 Ortloff Corporation Hydrocarbon gas processing
US4445917A (en) * 1982-05-10 1984-05-01 Air Products And Chemicals, Inc. Process for liquefied natural gas
USRE33408E (en) * 1983-09-29 1990-10-30 Exxon Production Research Company Process for LPG recovery
US4545795A (en) * 1983-10-25 1985-10-08 Air Products And Chemicals, Inc. Dual mixed refrigerant natural gas liquefaction
US4525185A (en) * 1983-10-25 1985-06-25 Air Products And Chemicals, Inc. Dual mixed refrigerant natural gas liquefaction with staged compression
US4519824A (en) * 1983-11-07 1985-05-28 The Randall Corporation Hydrocarbon gas separation
DE3414749A1 (de) * 1984-04-18 1985-10-31 Linde Ag, 6200 Wiesbaden Verfahren zur abtrennung hoeherer kohlenwasserstoffe aus einem kohlenwasserstoffhaltigen rohgas
FR2571129B1 (fr) * 1984-09-28 1988-01-29 Technip Cie Procede et installation de fractionnement cryogenique de charges gazeuses
US4617039A (en) * 1984-11-19 1986-10-14 Pro-Quip Corporation Separating hydrocarbon gases
FR2578637B1 (fr) * 1985-03-05 1987-06-26 Technip Cie Procede de fractionnement de charges gazeuses et installation pour l'execution de ce procede
US4687499A (en) * 1986-04-01 1987-08-18 Mcdermott International Inc. Process for separating hydrocarbon gas constituents
US4707170A (en) * 1986-07-23 1987-11-17 Air Products And Chemicals, Inc. Staged multicomponent refrigerant cycle for a process for recovery of C+ hydrocarbons
US4710214A (en) * 1986-12-19 1987-12-01 The M. W. Kellogg Company Process for separation of hydrocarbon gases
US4755200A (en) * 1987-02-27 1988-07-05 Air Products And Chemicals, Inc. Feed gas drier precooling in mixed refrigerant natural gas liquefaction processes
US4869740A (en) * 1988-05-17 1989-09-26 Elcor Corporation Hydrocarbon gas processing
US4854955A (en) * 1988-05-17 1989-08-08 Elcor Corporation Hydrocarbon gas processing
US4851020A (en) * 1988-11-21 1989-07-25 Mcdermott International, Inc. Ethane recovery system
US4889545A (en) * 1988-11-21 1989-12-26 Elcor Corporation Hydrocarbon gas processing
US4895584A (en) * 1989-01-12 1990-01-23 Pro-Quip Corporation Process for C2 recovery
US5114451A (en) * 1990-03-12 1992-05-19 Elcor Corporation Liquefied natural gas processing
FR2681859B1 (fr) * 1991-09-30 1994-02-11 Technip Cie Fse Etudes Const Procede de liquefaction de gaz naturel.
FR2682964B1 (fr) * 1991-10-23 1994-08-05 Elf Aquitaine Procede de deazotation d'un melange liquefie d'hydrocarbures consistant principalement en methane.
JPH06299174A (ja) * 1992-07-24 1994-10-25 Chiyoda Corp 天然ガス液化プロセスに於けるプロパン系冷媒を用いた冷却装置
JPH06159928A (ja) * 1992-11-20 1994-06-07 Chiyoda Corp 天然ガス液化方法
US5275005A (en) * 1992-12-01 1994-01-04 Elcor Corporation Gas processing
FR2714722B1 (fr) * 1993-12-30 1997-11-21 Inst Francais Du Petrole Procédé et appareil de liquéfaction d'un gaz naturel.
US5615561A (en) * 1994-11-08 1997-04-01 Williams Field Services Company LNG production in cryogenic natural gas processing plants
US5568737A (en) * 1994-11-10 1996-10-29 Elcor Corporation Hydrocarbon gas processing
US5555748A (en) * 1995-06-07 1996-09-17 Elcor Corporation Hydrocarbon gas processing
RU2144556C1 (ru) * 1995-06-07 2000-01-20 Элкор Корпорейшн Способ разделения газового потока и устройство для его осуществления (варианты)
US5566554A (en) * 1995-06-07 1996-10-22 Kti Fish, Inc. Hydrocarbon gas separation process
MY117899A (en) * 1995-06-23 2004-08-30 Shell Int Research Method of liquefying and treating a natural gas.
US5600969A (en) * 1995-12-18 1997-02-11 Phillips Petroleum Company Process and apparatus to produce a small scale LNG stream from an existing NGL expander plant demethanizer
US5755115A (en) * 1996-01-30 1998-05-26 Manley; David B. Close-coupling of interreboiling to recovered heat
NZ332054A (en) * 1996-02-29 1999-07-29 Shell Int Research Reducing the amount of components having low boiling points in liquefied natural gas
US5799507A (en) * 1996-10-25 1998-09-01 Elcor Corporation Hydrocarbon gas processing
US5755114A (en) * 1997-01-06 1998-05-26 Abb Randall Corporation Use of a turboexpander cycle in liquefied natural gas process
JPH10204455A (ja) * 1997-01-27 1998-08-04 Chiyoda Corp 天然ガス液化方法
US5983664A (en) * 1997-04-09 1999-11-16 Elcor Corporation Hydrocarbon gas processing
US5890378A (en) * 1997-04-21 1999-04-06 Elcor Corporation Hydrocarbon gas processing
US5881569A (en) * 1997-05-07 1999-03-16 Elcor Corporation Hydrocarbon gas processing
DZ2535A1 (fr) * 1997-06-20 2003-01-08 Exxon Production Research Co Procédé perfectionné pour la liquéfaction de gaz naturel.
ID24280A (id) * 1997-07-01 2000-07-13 Exxon Production Research Co Proses untuk memisahkan aliran gas multi-komponen yang mengandung paling tidak satu komponen yang dapat membeku
DZ2671A1 (fr) * 1997-12-12 2003-03-22 Shell Int Research Processus de liquéfaction d'un produit alimenté gazeux riche en méthane pour obtenir un gaz natural liquéfié.
US6182469B1 (en) * 1998-12-01 2001-02-06 Elcor Corporation Hydrocarbon gas processing
US6116050A (en) * 1998-12-04 2000-09-12 Ipsi Llc Propane recovery methods
US6119479A (en) * 1998-12-09 2000-09-19 Air Products And Chemicals, Inc. Dual mixed refrigerant cycle for gas liquefaction
MY117548A (en) * 1998-12-18 2004-07-31 Exxon Production Research Co Dual multi-component refrigeration cycles for liquefaction of natural gas
US6125653A (en) * 1999-04-26 2000-10-03 Texaco Inc. LNG with ethane enrichment and reinjection gas as refrigerant
US6336344B1 (en) * 1999-05-26 2002-01-08 Chart, Inc. Dephlegmator process with liquid additive
US6324867B1 (en) * 1999-06-15 2001-12-04 Exxonmobil Oil Corporation Process and system for liquefying natural gas
US6308531B1 (en) * 1999-10-12 2001-10-30 Air Products And Chemicals, Inc. Hybrid cycle for the production of liquefied natural gas
US6347532B1 (en) * 1999-10-12 2002-02-19 Air Products And Chemicals, Inc. Gas liquefaction process with partial condensation of mixed refrigerant at intermediate temperatures
GB0000327D0 (en) * 2000-01-07 2000-03-01 Costain Oil Gas & Process Limi Hydrocarbon separation process and apparatus
WO2001088447A1 (en) 2000-05-18 2001-11-22 Phillips Petroleum Company Enhanced ngl recovery utilizing refrigeration and reflux from lng plants
US20020166336A1 (en) * 2000-08-15 2002-11-14 Wilkinson John D. Hydrocarbon gas processing
US6367286B1 (en) * 2000-11-01 2002-04-09 Black & Veatch Pritchard, Inc. System and process for liquefying high pressure natural gas
JP4032634B2 (ja) * 2000-11-13 2008-01-16 ダイキン工業株式会社 空気調和装置
US6712880B2 (en) * 2001-03-01 2004-03-30 Abb Lummus Global, Inc. Cryogenic process utilizing high pressure absorber column
US6526777B1 (en) * 2001-04-20 2003-03-04 Elcor Corporation LNG production in cryogenic natural gas processing plants
US6742358B2 (en) * 2001-06-08 2004-06-01 Elkcorp Natural gas liquefaction
JP2003035363A (ja) * 2001-07-23 2003-02-07 Ishikawa Gasket Co Ltd シリンダヘッドガスケット
US7069743B2 (en) * 2002-02-20 2006-07-04 Eric Prim System and method for recovery of C2+ hydrocarbons contained in liquefied natural gas
US6945075B2 (en) * 2002-10-23 2005-09-20 Elkcorp Natural gas liquefaction

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US7191617B2 (en) 2007-03-20
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