CN1509262A - 利用具有至少两种制冷剂的混合物的制冷循环回收乙烷的方法,利用这种方法获得的气体,以及操作设备 - Google Patents

利用具有至少两种制冷剂的混合物的制冷循环回收乙烷的方法,利用这种方法获得的气体,以及操作设备 Download PDF

Info

Publication number
CN1509262A
CN1509262A CNA028055640A CN02805564A CN1509262A CN 1509262 A CN1509262 A CN 1509262A CN A028055640 A CNA028055640 A CN A028055640A CN 02805564 A CN02805564 A CN 02805564A CN 1509262 A CN1509262 A CN 1509262A
Authority
CN
China
Prior art keywords
refrigeration agent
interchanger
refrigeration
cooled
stream
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CNA028055640A
Other languages
English (en)
Chinese (zh)
Inventor
翰瑞·帕拉多武斯基
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Technip Energies France SAS
Original Assignee
Technip France SAS
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 Technip France SAS filed Critical Technip France SAS
Publication of CN1509262A publication Critical patent/CN1509262A/zh
Pending legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/0228Processes 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
    • F25J3/0238Processes 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/09Purification; Separation; Use of additives by fractional condensation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/0204Processes 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
    • F25J3/0209Natural gas or substitute natural gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/0204Processes 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
    • F25J3/0219Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J3/00Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification
    • F25J3/02Processes 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
    • F25J3/0228Processes 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
    • F25J3/0233Processes 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00Processes or apparatus using separation by rectification
    • F25J2200/02Processes or apparatus using separation by rectification in a single pressure main column system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2200/00Processes or apparatus using separation by rectification
    • F25J2200/74Refluxing the column with at least a part of the partially condensed overhead gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00Processes or apparatus using other separation and/or other processing means
    • F25J2205/02Processes or apparatus using other separation and/or other processing means using simple phase separation in a vessel or drum
    • F25J2205/04Processes 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2205/00Processes or apparatus using other separation and/or other processing means
    • F25J2205/82Processes or apparatus using other separation and/or other processing means using a reactor with combustion or catalytic reaction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2210/00Processes characterised by the type or other details of the feed stream
    • F25J2210/12Refinery or petrochemical off-gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2215/00Processes characterised by the type or other details of the product stream
    • F25J2215/62Ethane or ethylene
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00Refrigeration techniques used
    • F25J2270/12External refrigeration with liquid vaporising loop
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00Refrigeration techniques used
    • F25J2270/18External refrigeration with incorporated cascade loop
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00Refrigeration techniques used
    • F25J2270/66Closed external refrigeration cycle with multi component refrigerant [MCR], e.g. mixture of hydrocarbons
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25JLIQUEFACTION, SOLIDIFICATION OR SEPARATION OF GASES OR GASEOUS OR LIQUEFIED GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT OR BY BRINGING THEM INTO THE SUPERCRITICAL STATE
    • F25J2270/00Refrigeration techniques used
    • F25J2270/90External refrigeration, e.g. conventional closed-loop mechanical refrigeration unit using Freon or NH3, unspecified external refrigeration
    • F25J2270/902Details about the refrigeration cycle used, e.g. composition of refrigerant, arrangement of compressors or cascade, make up sources, use of reflux exchangers etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CNA028055640A 2001-02-26 2002-02-04 利用具有至少两种制冷剂的混合物的制冷循环回收乙烷的方法,利用这种方法获得的气体,以及操作设备 Pending CN1509262A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0102582A FR2821351B1 (fr) 2001-02-26 2001-02-26 Procede de recuperation d'ethane, mettant en oeuvre un cycle de refrigeration utilisant un melange d'au moins deux fluides refrigerants, gaz obtenus par ce procede, et installation de mise en oeuvre
FR01/02582 2001-02-26

Publications (1)

Publication Number Publication Date
CN1509262A true CN1509262A (zh) 2004-06-30

Family

ID=8860440

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA028055640A Pending CN1509262A (zh) 2001-02-26 2002-02-04 利用具有至少两种制冷剂的混合物的制冷循环回收乙烷的方法,利用这种方法获得的气体,以及操作设备

Country Status (9)

Country Link
US (1) US20040069015A1 (es)
EP (1) EP1363867A1 (es)
CN (1) CN1509262A (es)
AR (1) AR032835A1 (es)
BR (1) BR0207301A (es)
CA (1) CA2438872A1 (es)
FR (1) FR2821351B1 (es)
NO (1) NO20033659L (es)
WO (1) WO2002068366A1 (es)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102893108A (zh) * 2009-09-30 2013-01-23 国际壳牌研究有限公司 分馏烃流的方法及其设备
CN103827614A (zh) * 2011-03-30 2014-05-28 阿尔斯通技术有限公司 使用致冷系统的低温co2分离
CN113454411A (zh) * 2018-10-09 2021-09-28 查特能源化工股份有限公司 具有混合制冷剂冷却的脱氢分离装置
US11629912B2 (en) 2018-10-09 2023-04-18 Chart Energy & Chemicals, Inc. Dehydrogenation separation unit with mixed refrigerant cooling

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002289444A (ja) * 2001-03-23 2002-10-04 Fdk Corp 高周波パワーインダクタンス素子
US7264654B2 (en) * 2003-09-23 2007-09-04 Kalex, Llc Process and system for the condensation of multi-component working fluids
US7082787B2 (en) * 2004-03-09 2006-08-01 Bp Corporation North America Inc. Refrigeration system
US8087248B2 (en) 2008-10-06 2012-01-03 Kalex, Llc Method and apparatus for the utilization of waste heat from gaseous heat sources carrying substantial quantities of dust
US8695344B2 (en) * 2008-10-27 2014-04-15 Kalex, Llc Systems, methods and apparatuses for converting thermal energy into mechanical and electrical power
US8176738B2 (en) 2008-11-20 2012-05-15 Kalex Llc Method and system for converting waste heat from cement plant into a usable form of energy
US8474263B2 (en) 2010-04-21 2013-07-02 Kalex, Llc Heat conversion system simultaneously utilizing two separate heat source stream and method for making and using same
US9045697B2 (en) * 2012-03-05 2015-06-02 Uop Llc Distillation column heat pump with compressor inlet superheater
US9040765B2 (en) * 2012-03-29 2015-05-26 Uop Llc Methods and apparatuses for isomerization of paraffins
US8833077B2 (en) 2012-05-18 2014-09-16 Kalex, Llc Systems and methods for low temperature heat sources with relatively high temperature cooling media
US11268756B2 (en) * 2017-12-15 2022-03-08 Saudi Arabian Oil Company Process integration for natural gas liquid recovery
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
US20230076753A1 (en) * 2021-09-02 2023-03-09 Brian Frankie Liquified natural gas processing cold box with internal refrigerant storage

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1135871A (en) * 1965-06-29 1968-12-04 Air Prod & Chem Liquefaction of natural gas
US3970441A (en) * 1973-07-17 1976-07-20 Linde Aktiengesellschaft Cascaded refrigeration cycles for liquefying low-boiling gaseous mixtures
US4203742A (en) * 1978-10-31 1980-05-20 Stone & Webster Engineering Corporation Process for the recovery of ethane and heavier hydrocarbon components from methane-rich gases
FR2545589B1 (fr) * 1983-05-06 1985-08-30 Technip Cie Procede et appareil de refroidissement et liquefaction d'au moins un gaz a bas point d'ebullition, tel que par exemple du gaz naturel
US4504296A (en) * 1983-07-18 1985-03-12 Air Products And Chemicals, Inc. Double mixed refrigerant liquefaction process for natural gas
US4507133A (en) * 1983-09-29 1985-03-26 Exxon Production Research Co. Process for LPG recovery
US4617039A (en) * 1984-11-19 1986-10-14 Pro-Quip Corporation Separating hydrocarbon gases
US4851020A (en) * 1988-11-21 1989-07-25 Mcdermott International, Inc. Ethane recovery system
FR2681859B1 (fr) * 1991-09-30 1994-02-11 Technip Cie Fse Etudes Const Procede de liquefaction de gaz naturel.
US5390499A (en) * 1993-10-27 1995-02-21 Liquid Carbonic Corporation Process to increase natural gas methane content
TW366410B (en) * 1997-06-20 1999-08-11 Exxon Production Research Co Improved cascade refrigeration process for liquefaction of natural gas
US5953935A (en) * 1997-11-04 1999-09-21 Mcdermott Engineers & Constructors (Canada) Ltd. Ethane recovery process
US6244070B1 (en) * 1999-12-03 2001-06-12 Ipsi, L.L.C. Lean reflux process for high recovery of ethane and heavier components
US6311516B1 (en) * 2000-01-27 2001-11-06 Ronald D. Key Process and apparatus for C3 recovery

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102893108A (zh) * 2009-09-30 2013-01-23 国际壳牌研究有限公司 分馏烃流的方法及其设备
CN102893108B (zh) * 2009-09-30 2014-12-24 国际壳牌研究有限公司 分馏烃流的方法及其设备
CN103827614A (zh) * 2011-03-30 2014-05-28 阿尔斯通技术有限公司 使用致冷系统的低温co2分离
CN113454411A (zh) * 2018-10-09 2021-09-28 查特能源化工股份有限公司 具有混合制冷剂冷却的脱氢分离装置
US11543181B2 (en) 2018-10-09 2023-01-03 Chart Energy & Chemicals, Inc. Dehydrogenation separation unit with mixed refrigerant cooling
US11629912B2 (en) 2018-10-09 2023-04-18 Chart Energy & Chemicals, Inc. Dehydrogenation separation unit with mixed refrigerant cooling
US12092392B2 (en) 2018-10-09 2024-09-17 Chart Energy & Chemicals, Inc. Dehydrogenation separation unit with mixed refrigerant cooling

Also Published As

Publication number Publication date
AR032835A1 (es) 2003-11-26
EP1363867A1 (fr) 2003-11-26
BR0207301A (pt) 2004-02-10
CA2438872A1 (fr) 2002-09-06
NO20033659L (no) 2003-10-15
NO20033659D0 (no) 2003-08-19
FR2821351B1 (fr) 2003-05-16
FR2821351A1 (fr) 2002-08-30
WO2002068366A1 (fr) 2002-09-06
US20040069015A1 (en) 2004-04-15

Similar Documents

Publication Publication Date Title
CN1509262A (zh) 利用具有至少两种制冷剂的混合物的制冷循环回收乙烷的方法,利用这种方法获得的气体,以及操作设备
CN102317725B (zh) 烃气体加工
CN1813046A (zh) 同时生产可液化天然气和天然气液体的馏分的方法和装置
AU2002219300B2 (en) Method and installation for separating a gas mixture containing methane by distillation
CN104271710B (zh) 一种从炼厂燃料气流回收低压气和冷凝物的方法
CN102036736B (zh) 二氧化碳净化
CN101156038B (zh) 用于液化天然气流的方法和设备
RU2382301C1 (ru) Установка низкотемпературного разделения углеводородного газа
CN1261952A (zh) 用于液化天然气的改进的多组分致冷方法
CN1018022B (zh) 烃类气体的加工处理
CA2603294A1 (en) A flexible hydrocarbon gas separation process and apparatus
CN105037069B (zh) 一种高压天然气的乙烷回收方法
CN1759286A (zh) 低温天然气加工厂的lng生产
CN104342220A (zh) 氮去除和等压开放式制冷的天然气液回收
CN106062495A (zh) 天然气液化系统和方法
CN104513680B (zh) 富甲烷气精馏脱氢氮并生产液化天然气的工艺和装置
CN102216711A (zh) 液态和气态氮物流、富氦气流,和脱氮的碳氢化合物物流的生产方法和相关的设备
EA018269B1 (ru) Получение сжиженного природного газа
CN102027303A (zh) 等压开路致冷ngl回收
CN100404988C (zh) 含空气煤层气液化分离工艺及设备
CN1134748A (zh) 深冷分离
CN104941383A (zh) 一种一氯甲烷尾气深度回收的方法及装置
AU2014265950B2 (en) Methods for separating hydrocarbon gases
CN102906232A (zh) 来自烃类热裂解设备的裂化气流的处理方法和相关设备
CN107683397A (zh) 工业气体和烃类气体的液化

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication