BR0110721B1 - processo para tratar uma fração c4, e, dispositivo para realizar o mesmo. - Google Patents

processo para tratar uma fração c4, e, dispositivo para realizar o mesmo. Download PDF

Info

Publication number
BR0110721B1
BR0110721B1 BRPI0110721-6A BR0110721A BR0110721B1 BR 0110721 B1 BR0110721 B1 BR 0110721B1 BR 0110721 A BR0110721 A BR 0110721A BR 0110721 B1 BR0110721 B1 BR 0110721B1
Authority
BR
Brazil
Prior art keywords
column
butadiene
stream
process according
supplied
Prior art date
Application number
BRPI0110721-6A
Other languages
English (en)
Portuguese (pt)
Other versions
BR0110721A (pt
Inventor
Gerald Meyer
Gerd Kaibel
Gerd Bohner
Klaus Kindler
Till Adrian
Karin Pickenocker
Melanie Pahl
Thomas Hill
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 filed Critical
Publication of BR0110721A publication Critical patent/BR0110721A/pt
Publication of BR0110721B1 publication Critical patent/BR0110721B1/pt

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G70/00Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00
    • C10G70/02Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00 by hydrogenation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14Fractional distillation or use of a fractionation or rectification column
    • B01D3/141Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14Fractional distillation or use of a fractionation or rectification column
    • B01D3/143Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146Multiple effect distillation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D3/00Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40Extractive distillation
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00Purification; Separation; Use of additives
    • C07C7/005Processes comprising at least two steps in series
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G70/00Working-up undefined normally gaseous mixtures obtained by processes covered by groups C10G9/00, C10G11/00, C10G15/00, C10G47/00, C10G51/00
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/10Feedstock materials
    • C10G2300/1088Olefins
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/40Characteristics of the process deviating from typical ways of processing
    • C10G2300/44Solvents
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2300/00Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
    • C10G2300/80Additives
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10GCRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G2400/00Products obtained by processes covered by groups C10G9/00 - C10G69/14
    • C10G2400/20C2-C4 olefins
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/10Process efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
BRPI0110721-6A 2000-05-09 2001-05-09 processo para tratar uma fração c4, e, dispositivo para realizar o mesmo. BR0110721B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10022465.2 2000-05-09
DE10022465A DE10022465A1 (de) 2000-05-09 2000-05-09 Verfahren und Vorrichtung zur Aufarbeitung eines C4-Schnitts aus der Fraktionierung von Erdöl
PCT/EP2001/005279 WO2001085656A1 (de) 2000-05-09 2001-05-09 Verfahren und vorrichtung zur aufarbeitung eines c4-schnitts

Publications (2)

Publication Number Publication Date
BR0110721A BR0110721A (pt) 2004-02-10
BR0110721B1 true BR0110721B1 (pt) 2012-01-10

Family

ID=7641246

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0110721-6A BR0110721B1 (pt) 2000-05-09 2001-05-09 processo para tratar uma fração c4, e, dispositivo para realizar o mesmo.

Country Status (14)

Country Link
US (1) US20030181772A1 (https=)
EP (1) EP1282586B1 (https=)
JP (1) JP5038573B2 (https=)
CN (1) CN100478318C (https=)
AU (2) AU2001267419B2 (https=)
BR (1) BR0110721B1 (https=)
CA (1) CA2408325C (https=)
CZ (1) CZ20023681A3 (https=)
DE (2) DE10022465A1 (https=)
DK (1) DK1282586T3 (https=)
ES (1) ES2279821T3 (https=)
HU (1) HUP0302011A3 (https=)
MX (1) MXPA02010906A (https=)
WO (1) WO2001085656A1 (https=)

Families Citing this family (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10056841A1 (de) 2000-11-16 2002-05-23 Basf Ag Verfahren und Vorrichtung zur destillativen Gewinnung von 1,3-Reinbutadien aus 1,3-Rohbutadien
DE10102168A1 (de) * 2000-12-08 2002-06-20 Linde Ag Verfahren und Vorrichtung zur Auftrennung eines Stoffgemisches in seine Bestandteile durch Extraktivdestillation in einer Trennwandkolonne
DE10105660A1 (de) 2001-02-08 2002-08-14 Basf Ag Verfahren zur Gewinnung von Roh-1,3-Butadien durch Extraktivdestillation aus einem C4-Schnitt
US6930206B1 (en) * 2001-07-05 2005-08-16 Catalytic Distillation Technologies Process and apparatus for catalytic distillations
DE10233385A1 (de) 2002-07-23 2004-02-12 Basf Ag Verfahren zur kontinuierlichen Herstellung von Propylenglykolen
DE10233621A1 (de) * 2002-07-24 2004-02-19 Basf Ag Verfahren zur Aufarbeitung von Roh-1,3-Butadien
DE10233620A1 (de) * 2002-07-24 2004-02-12 Basf Ag Kontinuierliches Verfahren zur Auftrennung eines C4-Schnittes
DE10258160A1 (de) * 2002-12-12 2004-06-24 Basf Ag Verfahren und Vorrichtung zur Extraktivdestillation
DE10333756A1 (de) * 2003-07-24 2005-02-17 Basf Ag Verfahren zur Auftrennung eines Roh-C4-Schnittes
DE102004005930A1 (de) * 2004-02-06 2005-08-25 Basf Ag Verfahren zur Gewinnung von Roh-1,3-Butadien
FR2868789B1 (fr) * 2004-04-09 2008-09-26 Inst Francais Du Petrole Procede et dispositif de traitement d'une charge comportant du butadiene
US20060155154A1 (en) * 2005-01-07 2006-07-13 Catalytic Distillation Technologies Process for the selective hydrogenation of alkynes
FR2895417B1 (fr) 2005-12-23 2011-10-14 Inst Francais Du Petrole Procede de desulfurisation comprenant une etape de transformation et une etape d'extraction des composes soufres
RU2304133C1 (ru) * 2006-02-26 2007-08-10 Олег Станиславович Павлов Способ извлечения и очистки 1,3-бутадиена
US7528290B2 (en) * 2006-12-28 2009-05-05 Uop Llc Apparatuses and methods for separating butene-1 from a mixed C4 feed
US20100018248A1 (en) * 2007-01-19 2010-01-28 Eleanor R Fieler Controlled Freeze Zone Tower
CA2674618C (en) * 2007-01-19 2015-02-10 Exxonmobil Upstream Research Company Integrated controlled freeze zone (cfz) tower and dividing wall (dwc) for enhanced hydrocarbon recovery
CN101665399B (zh) * 2008-09-05 2012-07-25 中国石油化工股份有限公司 丁二烯生产方法
MY155414A (en) 2009-04-20 2015-10-15 Exxonmobil Upstream Res Co Cryogenic system for removing acid gases from a hydrocarbon gas stream, and method of removing acid gases
MY161120A (en) 2009-09-09 2017-04-14 Exxonmobil Upstream Res Co Cryogenic system for removing acid gases from a hydrocarbon gas stream
BR112012017599A2 (pt) 2010-01-22 2016-08-16 Exxonmobil Upstream Res Co remoção de gases ácidos de um fluxo de gás, com captura e sequestro de co2
SG182399A1 (en) 2010-02-03 2012-08-30 Exxonmobil Upstream Res Co Systems and methods for using cold liquid to remove solidifiable gas components from process gas streams
MX362706B (es) 2010-07-30 2019-02-01 Exxonmobil Upstream Res Company Star Sistemas criogenicos para remover gases acidos de una corriente de gas de hidrocarburo que usan dispositivos de separacion de co-corriente.
EP2502655B1 (en) 2011-03-25 2014-05-14 Sulzer Chemtech AG Reactive distillation process and plant for obtaining acetic acid and alcohol from the hydrolysis of methyl acetate
CN103086831B (zh) * 2011-11-02 2016-02-24 中国石油化工股份有限公司 一种提高丁二烯收率和充分利用碳四烃的丁二烯生产系统及方法
US8766029B2 (en) * 2012-01-11 2014-07-01 Basf Se Process for providing a vaporous purified crude C4 cut as a feed steam for an extractive distillation with a selective solvent
CN104053752B (zh) * 2012-01-11 2016-08-31 巴斯夫欧洲公司 提供纯化的气态c4粗馏分作为使用选择性溶剂萃取蒸馏的进料流的方法
CA2867287C (en) 2012-03-21 2019-06-11 Exxonmobil Upstream Research Company Separating carbon dioxide and ethane from a mixed stream
MX377361B (es) * 2012-10-04 2025-03-10 Lummus Technology Inc Proceso para la extracción de butadieno.
JP5793157B2 (ja) * 2013-03-04 2015-10-14 日本リファイン株式会社 溶液処理装置
DE102013214765A1 (de) * 2013-07-29 2015-01-29 Wacker Chemie Ag Verfahren und Vorrichtung zur destillativen Trennung eines Drei- oder Mehrkomponentengemisches
US9937437B2 (en) * 2013-08-23 2018-04-10 Uop Llc Fractionation system having rectifying and stripping columns in a single vessel with a uniform diameter
MY176633A (en) 2013-12-06 2020-08-19 Exxonmobil Upstream Res Co Method and system of modifiying a liquid level during start-up operations
WO2015084495A2 (en) 2013-12-06 2015-06-11 Exxonmobil Upstream Research Company Method and system of maintaining a liquid level in a distillation tower
US9562719B2 (en) 2013-12-06 2017-02-07 Exxonmobil Upstream Research Company Method of removing solids by modifying a liquid level in a distillation tower
MY177768A (en) 2013-12-06 2020-09-23 Exxonmobil Upstream Res Co Method and device for separating hydrocarbons and contaminants with a heating mechanism to destabilize and/or prevent adhesion of solids
WO2015084494A2 (en) 2013-12-06 2015-06-11 Exxonmobil Upstream Research Company Method and device for separating hydrocarbons and contaminants with a spray assembly
US10139158B2 (en) 2013-12-06 2018-11-27 Exxonmobil Upstream Research Company Method and system for separating a feed stream with a feed stream distribution mechanism
US9874395B2 (en) 2013-12-06 2018-01-23 Exxonmobil Upstream Research Company Method and system for preventing accumulation of solids in a distillation tower
WO2015084497A2 (en) 2013-12-06 2015-06-11 Exxonmobil Upstream Research Company Method and system of dehydrating a feed stream processed in a distillation tower
US9829247B2 (en) 2013-12-06 2017-11-28 Exxonmobil Upstream Reseach Company Method and device for separating a feed stream using radiation detectors
DE102014220539A1 (de) 2014-10-09 2016-04-14 Wacker Chemie Ag Reinigung von Chlorsilanen mittels Destillation und Adsorption
EA201791687A1 (ru) 2015-02-27 2017-12-29 Эксонмобил Апстрим Рисерч Компани Снижение тепловой нагрузки и нагрузки по дегидратации подаваемого потока, поступающего в процесс криогенной перегонки
CA2994812C (en) 2015-09-18 2020-03-10 Exxonmobil Upstream Research Company Heating component to reduce solidification in a cryogenic distillation system
CA2998466C (en) 2015-09-24 2021-06-29 Exxonmobil Upstream Research Company Treatment plant for hydrocarbon gas having variable contaminant levels
WO2017081578A1 (en) * 2015-11-11 2017-05-18 Sabic Global Technologies B.V. Methods and systems for purifying 1,3-butadiene from a c4 hydrocarbon stream
CA3024545C (en) 2016-03-30 2020-08-25 Exxonmobile Upstream Research Company Self-sourced reservoir fluid for enhanced oil recovery
US10173951B2 (en) * 2016-09-13 2019-01-08 Chevron Phillips Chemical Company Lp Side rectifier column for olefin and diluent recovery
US11034631B2 (en) * 2017-01-25 2021-06-15 Basf Se Method for obtaining pure 1,3-butadiene
KR102086048B1 (ko) * 2017-07-07 2020-03-06 주식회사 엘지화학 분산판 및 이를 포함하는 정제탑
WO2020005553A1 (en) 2018-06-29 2020-01-02 Exxonmobil Upstream Research Company (Emhc-N1.4A.607) Mixing and heat integration of melt tray liquids in a cryogenic distillation tower
WO2020005552A1 (en) 2018-06-29 2020-01-02 Exxonmobil Upstream Research Company Hybrid tray for introducing a low co2 feed stream into a distillation tower
EP3997053B1 (en) 2019-09-13 2025-10-01 SABIC Global Technologies, B.V. Integrated systems and methods for producing 1,3-butadiene via extractive distillation, distillation, and/or selective hydrogenation
CN114478161B (zh) * 2020-10-23 2024-09-17 中国石油化工股份有限公司 混合c4物流选择加氢的装置和方法
CN114471375B (zh) * 2020-10-23 2023-02-24 中国石油化工股份有限公司 混合c4物流全加氢的装置和方法
WO2022161875A1 (de) * 2021-01-27 2022-08-04 Evonik Operations Gmbh Verfahren zur abtrennung von butenen aus c4-kohlenwasserstoffströmen mit zweistufiger verdampfung
KR102670910B1 (ko) * 2021-03-16 2024-05-29 한화솔루션 주식회사 증발기 및 이를 이용한 분리 방법
CN114011341B (zh) * 2021-11-15 2024-12-06 丹东明珠特种树脂有限公司 催化精馏塔和深脱除异丁烯之高纯度mtbe制备系统
CN115888159B (zh) * 2022-12-22 2023-08-01 安徽瑞柏新材料有限公司 一种防静电的醋酸甲酯低温分馏提纯装置
CN117732097B (zh) * 2023-11-09 2024-07-23 华陆工程科技有限责任公司 一种分离方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4215011A (en) * 1979-02-21 1980-07-29 Chemical Research And Licensing Company Catalyst system for separating isobutene from C4 streams
US4277313A (en) * 1980-03-27 1981-07-07 El Paso Products Company Recovery of 1,3-butadiene
US4493906A (en) * 1983-03-08 1985-01-15 The Dow Chemical Company Catalyst for the selective hydrogenation of acetylenes
DE3314395A1 (de) * 1983-04-21 1984-10-25 Basf Ag, 6700 Ludwigshafen Verfahren zur durchfuehrung von chemischen reaktionen und gleichzeitiger destillativer zerlegung eines produktgemisches in mehrere fraktionen mittels einer destillationskolonne
FR2553760B1 (fr) * 1983-10-25 1986-05-02 Inst Francais Du Petrole Procede d'hydrogenation selective en presence de solvant des composes acetyleniques d'une coupe d'hydrocarbures c4 riche en butadiene
US4704492A (en) * 1986-12-24 1987-11-03 Mobil Oil Corporation Selective hydrogenation of acetylenic impurities in crude butadiene
US6169218B1 (en) * 1992-02-10 2001-01-02 Catalytic Distillation Technologies Selective hydrogenation of highly unsaturated compounds in hydrocarbon streams
DE19624130A1 (de) * 1996-06-17 1997-12-18 Basf Ag Verfahren zur katalytischen Destillation
US6040489A (en) * 1998-12-09 2000-03-21 Uop Llc 1,3-Butadiene separation from a crude C4 stream using catalytic extractive distillation

Also Published As

Publication number Publication date
ES2279821T3 (es) 2007-09-01
EP1282586A1 (de) 2003-02-12
CA2408325A1 (en) 2001-11-07
JP5038573B2 (ja) 2012-10-03
WO2001085656A1 (de) 2001-11-15
US20030181772A1 (en) 2003-09-25
CA2408325C (en) 2009-08-11
HUP0302011A2 (hu) 2003-09-29
HUP0302011A3 (en) 2007-09-28
DK1282586T3 (da) 2007-03-19
CN1433392A (zh) 2003-07-30
AU6741901A (en) 2001-11-20
AU2001267419B2 (en) 2006-08-03
CN100478318C (zh) 2009-04-15
JP2004514647A (ja) 2004-05-20
BR0110721A (pt) 2004-02-10
DE50111854D1 (de) 2007-02-22
DE10022465A1 (de) 2001-11-15
CZ20023681A3 (cs) 2003-04-16
EP1282586B1 (de) 2007-01-10
MXPA02010906A (es) 2003-04-14

Similar Documents

Publication Publication Date Title
BR0110721B1 (pt) processo para tratar uma fração c4, e, dispositivo para realizar o mesmo.
JP4266636B2 (ja) C4−留分から抽出蒸留により粗1,3−ブタジエンを取得する方法
KR100972263B1 (ko) C₄ 분획의 연속적 분별 방법
KR20100009009A (ko) 아세틸렌 전환공정을 이용한 c4 유분으로부터1,3-부타디엔을 분리하는 방법
KR101440637B1 (ko) 선택 용매를 사용하는 추출 증류에 의한 c4 유분의 분리 방법
CN100357238C (zh) 从c4馏分中获得粗1,3-丁二烯的方法
KR101084866B1 (ko) 조 c4 분획의 분리방법
CN100441553C (zh) 获得粗1,3-丁二烯的方法
TR201818750T4 (tr) Butadien özütlemesine yönelik ön soğurucu.
KR20060136419A (ko) 조-1,3-부타디엔의 회수 방법
US6284104B1 (en) Apparatus and process for hydrogenations
ES2681242T3 (es) Proceso de extracción de butadieno
KR100741214B1 (ko) C4 분획을 처리하기 위한 방법 및 장치
KR20140109400A (ko) 선택성 용매를 사용하는 추출 증류 공정을 위한 공급 스트림으로서의 증기상의 정제된 조 c4 분획을 제공하는 방법
JPH0413330B2 (https=)
CN105152839A (zh) 通过用选择性溶剂萃取蒸馏来分离c4馏分的方法
KR102049312B1 (ko) 선택적 용매를 사용하는 추출 증류를 위한 투입 스트림으로서 정제된 조 기체상 c4 유분을 제공하는 방법
CZ20003984A3 (cs) Způsob dělení směsi uhlovodíků se 4 atomy uhlíku

Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 10/01/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: PAGAR RESTAURACAO.

B21H Decision of lapse of a patent or of a certificate of addition of invention cancelled [chapter 21.8 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: MANUTENCAO DA EXTINCAO - ART. 78 INCISO IV DA LPI