CN106621684A - 一种聚烯烃尾气回收方法 - Google Patents
一种聚烯烃尾气回收方法 Download PDFInfo
- Publication number
- CN106621684A CN106621684A CN201611144702.2A CN201611144702A CN106621684A CN 106621684 A CN106621684 A CN 106621684A CN 201611144702 A CN201611144702 A CN 201611144702A CN 106621684 A CN106621684 A CN 106621684A
- Authority
- CN
- China
- Prior art keywords
- separation
- gas
- membrane
- hydrocarbon
- heavy hydrocarbon
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/002—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/047—Pressure swing adsorption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/22—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by diffusion
- B01D53/229—Integrated processes (Diffusion and at least one other process, e.g. adsorption, absorption)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/265—Drying gases or vapours by refrigeration (condensation)
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
- B01D61/363—Vapour permeation
- B01D61/3631—Vapour permeation comprising multiple vapour permeation steps
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/04—Purification or separation of nitrogen
- C01B21/0405—Purification or separation processes
- C01B21/0433—Physical processing only
- C01B21/0438—Physical processing only by making use of membranes
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/02—Recovery or working-up of waste materials of solvents, plasticisers or unreacted monomers
-
- 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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/0605—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the feed stream
- F25J3/062—Refinery gas, cracking gas, coke oven gas, gaseous mixtures containing aliphatic unsaturated CnHm or gaseous mixtures of undefined nature
-
- 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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/063—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream
- F25J3/064—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation 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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/063—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream
- F25J3/065—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream separation of CnHm with 4 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
- F25J3/06—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation
- F25J3/063—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream
- F25J3/066—Processes or apparatus for separating the constituents of gaseous or liquefied gaseous mixtures involving the use of liquefaction or solidification by partial condensation characterised by the separated product stream separation of nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/10—Nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/24—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/10—Single element gases other than halogens
- B01D2257/102—Nitrogen
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/70—Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
- B01D2257/702—Hydrocarbons
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/26—Further operations combined with membrane separation processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/26—Further operations combined with membrane separation processes
- B01D2311/2674—Condensation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2317/00—Membrane module arrangements within a plant or an apparatus
- B01D2317/02—Elements in series
- B01D2317/025—Permeate series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2317/00—Membrane module arrangements within a plant or an apparatus
- B01D2317/08—Use of membrane modules of different kinds
-
- 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
- F25J2205/40—Processes or apparatus using other separation and/or other processing means using hybrid system, i.e. combining cryogenic and non-cryogenic separation techniques
-
- 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
- F25J2205/80—Processes or apparatus using other separation and/or other processing means using membrane, i.e. including a permeation 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
- F25J2210/00—Processes characterised by the type or other details of the feed stream
- F25J2210/12—Refinery or petrochemical off-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
- F25J2215/00—Processes characterised by the type or other details of the product stream
- F25J2215/62—Ethane or ethylene
-
- 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
- F25J2270/04—Internal refrigeration with work-producing gas expansion loop
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
名称 | 轻烃纯度(%) | 烃类回收率(%) | 氮气纯度(%) | 氮气回收率(%) | 排放气流量(kg/h) |
对比例 | 91.73 | 98.36 | 88.72 | 90.26 | 215.07 |
实施例 | 98.56 | 99.88 | 97.89 | 90.91 | 174.65 |
名称 | 轻烃纯度(wt%) | 烃类回收率(wt%) | 氮气纯度(wt%) | 氮气回收率(wt%) | 排放气流量(kg/h) |
对比例 | 99.28 | 94.37 | 98.84 | 89.3 | 248 |
实施例 | 99.41 | 99.86 | 99.5 | 90 | 230 |
压缩机功耗(kw) | 冷凝器功耗(kw) | 备注 | |
对比例 | 1754 | 1930 | 冷凝器需采用冰机制冷到-30℃ |
实施例 | 900 | 901 | 仅用循环水冷却到40℃即可 |
Claims (10)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611144702.2A CN106621684B (zh) | 2016-12-13 | 2016-12-13 | 一种聚烯烃尾气回收方法 |
US15/739,462 US10456728B2 (en) | 2016-12-13 | 2017-01-04 | Process for recovering valuables from vent gas in polyolefin production |
EP17808738.3A EP3444019B1 (en) | 2016-12-13 | 2017-01-04 | Method for recycling polyolefin tail gas |
PCT/CN2017/070132 WO2018107553A1 (zh) | 2016-12-13 | 2017-01-04 | 一种聚烯烃尾气回收方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611144702.2A CN106621684B (zh) | 2016-12-13 | 2016-12-13 | 一种聚烯烃尾气回收方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106621684A true CN106621684A (zh) | 2017-05-10 |
CN106621684B CN106621684B (zh) | 2019-09-27 |
Family
ID=58825930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611144702.2A Active CN106621684B (zh) | 2016-12-13 | 2016-12-13 | 一种聚烯烃尾气回收方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10456728B2 (zh) |
EP (1) | EP3444019B1 (zh) |
CN (1) | CN106621684B (zh) |
WO (1) | WO2018107553A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111811212A (zh) * | 2020-07-15 | 2020-10-23 | 浙江大学 | 一种聚烯烃装置尾气组分分离与回收的装置及方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114225622A (zh) * | 2022-02-23 | 2022-03-25 | 北京科力丹迪技术开发有限责任公司 | 一种排放气回收方法及装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103520946A (zh) * | 2013-09-25 | 2014-01-22 | 杭州双安科技有限公司 | 用于在烯烃聚合物生产中回收排放气的系统和方法 |
CN104923029A (zh) * | 2015-06-01 | 2015-09-23 | 中国寰球工程公司 | 气相法聚烯烃排放尾气的回收方法 |
CN105004140A (zh) * | 2015-07-30 | 2015-10-28 | 大连欧科膜技术工程有限公司 | 一种聚丙烯尾气回收装置及回收方法 |
CN106000017A (zh) * | 2016-06-29 | 2016-10-12 | 中国神华能源股份有限公司 | 气相法聚乙烯工艺尾气的回收方法及回收装置 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2002940A (en) * | 1931-05-20 | 1935-05-28 | American Oxythermic Corp | Process for the resolution of gas mixtures |
US2062537A (en) * | 1934-05-09 | 1936-12-01 | Lee S Twomey | Method of separating gases by freezing |
US2143283A (en) * | 1935-12-02 | 1939-01-10 | Fred A Schmidt | Process for production of solidified carbon dioxide and the recovery of nitrogen |
US3358460A (en) * | 1965-10-08 | 1967-12-19 | Air Reduction | Nitrogen liquefaction with plural work expansion of feed as refrigerant |
GB1096697A (en) * | 1966-09-27 | 1967-12-29 | Int Research & Dev Co Ltd | Process for liquefying natural gas |
US3968649A (en) * | 1973-11-21 | 1976-07-13 | The Rovac Corporation | Exhaust emission control system |
DE3738559A1 (de) * | 1987-11-13 | 1989-05-24 | Linde Ag | Verfahren zur luftzerlegung durch tieftemperaturrektifikation |
US5374350A (en) | 1991-07-11 | 1994-12-20 | Mobil Oil Corporation | Process for treating heavy oil |
US5769927A (en) | 1997-01-24 | 1998-06-23 | Membrane Technology And Research, Inc. | Monomer recovery process |
US20030073788A1 (en) | 2001-10-12 | 2003-04-17 | Golden Timothy Christopher | Recovery of olefin monomers |
US6953654B2 (en) * | 2002-03-14 | 2005-10-11 | Tokyo Electron Limited | Process and apparatus for removing a contaminant from a substrate |
EP1591459B1 (en) | 2004-04-29 | 2006-06-28 | Borealis Technology Oy | Process and apparatus for producing olefin polymers |
GB2459484B (en) * | 2008-04-23 | 2012-05-16 | Statoilhydro Asa | Dual nitrogen expansion process |
US9181361B2 (en) * | 2010-12-17 | 2015-11-10 | Univation Technologies, Llc | Systems and methods for recovering hydrocarbons from a polyolefin purge gas product |
KR101984337B1 (ko) * | 2011-10-21 | 2019-09-03 | 싱글 뷰이 무어링스 인크. | Lng 생산을 위한 다중 질소 팽창 공정 |
KR101405194B1 (ko) * | 2012-10-24 | 2014-06-13 | 현대자동차 주식회사 | 차량용 스털링 냉동기 |
US9404443B2 (en) * | 2013-03-15 | 2016-08-02 | Mcalister Technologies, Llc | Methods for joule-thompson cooling and heating of combustion chamber events and associated systems and apparatus |
JP6320955B2 (ja) * | 2015-03-09 | 2018-05-09 | 株式会社神戸製鋼所 | 液化システム及び発電システム |
CN104792117B (zh) | 2015-03-15 | 2017-02-01 | 浙江大学 | 一种烯烃聚合物生产中排放气回收的装置及方法 |
CN105509413B (zh) | 2016-01-19 | 2018-05-22 | 中国科学院理化技术研究所 | 聚烯烃排火炬气的深冷分离回收系统及方法 |
CN205730772U (zh) * | 2016-01-19 | 2016-11-30 | 中国科学院理化技术研究所 | 从聚烯烃排火炬气中回收混合烃的系统 |
CN206276186U (zh) | 2016-12-13 | 2017-06-27 | 大连欧科膜技术工程有限公司 | 一种聚烯烃尾气回收系统 |
-
2016
- 2016-12-13 CN CN201611144702.2A patent/CN106621684B/zh active Active
-
2017
- 2017-01-04 WO PCT/CN2017/070132 patent/WO2018107553A1/zh unknown
- 2017-01-04 EP EP17808738.3A patent/EP3444019B1/en active Active
- 2017-01-04 US US15/739,462 patent/US10456728B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103520946A (zh) * | 2013-09-25 | 2014-01-22 | 杭州双安科技有限公司 | 用于在烯烃聚合物生产中回收排放气的系统和方法 |
CN104923029A (zh) * | 2015-06-01 | 2015-09-23 | 中国寰球工程公司 | 气相法聚烯烃排放尾气的回收方法 |
CN105004140A (zh) * | 2015-07-30 | 2015-10-28 | 大连欧科膜技术工程有限公司 | 一种聚丙烯尾气回收装置及回收方法 |
CN106000017A (zh) * | 2016-06-29 | 2016-10-12 | 中国神华能源股份有限公司 | 气相法聚乙烯工艺尾气的回收方法及回收装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111811212A (zh) * | 2020-07-15 | 2020-10-23 | 浙江大学 | 一种聚烯烃装置尾气组分分离与回收的装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
CN106621684B (zh) | 2019-09-27 |
EP3444019B1 (en) | 2022-03-30 |
EP3444019A1 (en) | 2019-02-20 |
US20180361305A1 (en) | 2018-12-20 |
EP3444019A4 (en) | 2020-09-09 |
WO2018107553A1 (zh) | 2018-06-21 |
US10456728B2 (en) | 2019-10-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206276186U (zh) | 一种聚烯烃尾气回收系统 | |
KR100886148B1 (ko) | 탄화수소의 열분해로부터 유도된 가스의 분별분류방법과장치 | |
CN105004140A (zh) | 一种聚丙烯尾气回收装置及回收方法 | |
CN111630333B (zh) | 用于天然气凝液回收的过程集成 | |
CN108826831B (zh) | 氮循环制冷的深冷分离一氧化碳气体的装置和工艺 | |
CN105783421B (zh) | 一种天然气轻烃回收的方法及装置 | |
CN211302556U (zh) | 一种聚烯烃排放气回收系统 | |
CN108980614A (zh) | 一种试油、试气、回收一体化天然气处理系统 | |
CN105536282A (zh) | 一种增压多级冷凝的油气回收方法 | |
CN102071039B (zh) | 一种提高浅冷回收油田伴生气轻烃效率的方法 | |
US10443932B2 (en) | Refrigerant vent rectifier and efficiency booster | |
CN106621684A (zh) | 一种聚烯烃尾气回收方法 | |
CN204830683U (zh) | 一种聚丙烯尾气回收装置 | |
CN114518016A (zh) | 二氧化碳捕集液化回收装置及方法 | |
CN112210407A (zh) | 一种荒煤气带压净化系统及工艺 | |
CN101857812A (zh) | 油田伴生气的中压浅冷净化系统 | |
CN208186973U (zh) | 一种大型深冷空气分离装置 | |
US5946941A (en) | Method for processing pyrolysis gas prior to gas separation and method for producing low temperature cold in a vapor compression refrigerating machine during processing of pyrolysis gas prior to gas separation | |
CN112760135A (zh) | 一种原油的短流程处理系统和方法 | |
CN108641750B (zh) | 一种基于氩循环制冷的干气分离系统及分离方法 | |
CN108456553B (zh) | 一种基于氩循环制冷的干气分壁塔分离系统及分离方法 | |
CN104941231B (zh) | 一种含不凝性气体的精馏排放气回收工艺及装置 | |
CN220485639U (zh) | 一种天然气脱烃设备 | |
CN112299942B (zh) | 一种回收炼厂干气中碳二馏分的方法及系统 | |
CN113350974B (zh) | 一种饱和干气中h2、c1、c2和c3的分离回收方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Du Guodong Inventor after: Ma Yanxun Inventor after: Zhou Xiaobo Inventor before: Du Guodong Inventor before: Ma Yanxun Inventor before: Zhou Xiaobo Inventor before: Bao Chonglong |
|
CB03 | Change of inventor or designer information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for recovering polyolefin tail gas Effective date of registration: 20230927 Granted publication date: 20190927 Pledgee: China CITIC Bank Co.,Ltd. Dalian Branch Pledgor: DALIAN EUROFILM INDUSTRIAL Ltd. Registration number: Y2023980059270 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |