CA1291321C - Removal of co- and/or h-s from gases - Google Patents

Removal of co- and/or h-s from gases

Info

Publication number
CA1291321C
CA1291321C CA000475993A CA475993A CA1291321C CA 1291321 C CA1291321 C CA 1291321C CA 000475993 A CA000475993 A CA 000475993A CA 475993 A CA475993 A CA 475993A CA 1291321 C CA1291321 C CA 1291321C
Authority
CA
Canada
Prior art keywords
absorption
stage
flash
gas
absorption liquid
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.)
Expired - Lifetime
Application number
CA000475993A
Other languages
English (en)
French (fr)
Inventor
Eckhart Wagner
Klaus Volkamer
Werner Hefner
Ulrich Wagner
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of CA1291321C publication Critical patent/CA1291321C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D53/14—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 absorption
    • B01D53/1456—Removing acid components
    • B01D53/1468—Removing hydrogen sulfide
    • 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
    • B01D53/14—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 absorption
    • B01D53/1406—Multiple stage absorption
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
    • C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
    • C01B3/52—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
    • C10K1/00—Purifying combustible gases containing carbon monoxide
    • C10K1/08—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors
    • C10K1/10—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids
    • C10K1/12—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors
    • C10K1/14—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors organic
    • C10K1/143—Purifying combustible gases containing carbon monoxide by washing with liquids; Reviving the used wash liquors with aqueous liquids alkaline-reacting including the revival of the used wash liquors organic containing amino groups
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0415—Purification by absorption in liquids
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity
    • C01B2203/0475—Composition of the impurity the impurity being carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
    • C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
    • C01B2203/0465—Composition of the impurity
    • C01B2203/0495—Composition of the impurity the impurity being water
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/40—Capture or disposal of greenhouse gases of CO2
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Industrial Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Silicon Compounds (AREA)
CA000475993A 1984-03-10 1985-03-07 Removal of co- and/or h-s from gases Expired - Lifetime CA1291321C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3408851.2 1984-03-10
DE19843408851 DE3408851A1 (de) 1984-03-10 1984-03-10 Verfahren zum entfernen von co(pfeil abwaerts)2(pfeil abwaerts) und/oder h(pfeil abwaerts)2(pfeil abwaerts)s aus gasen

Publications (1)

Publication Number Publication Date
CA1291321C true CA1291321C (en) 1991-10-29

Family

ID=6230131

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000475993A Expired - Lifetime CA1291321C (en) 1984-03-10 1985-03-07 Removal of co- and/or h-s from gases

Country Status (7)

Country Link
US (1) US4997630A (enExample)
EP (1) EP0159495B1 (enExample)
JP (1) JPS618112A (enExample)
AT (1) ATE54060T1 (enExample)
CA (1) CA1291321C (enExample)
DE (2) DE3408851A1 (enExample)
NO (1) NO163172C (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7276153B2 (en) 2000-06-09 2007-10-02 Basf Aktiengesellschaft Method for neutralising a stream of hydrocarbon fluid

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600030A (nl) * 1986-01-09 1987-08-03 Shell Int Research Verwijderen van zure gassen uit een gasmengsel.
JP2925619B2 (ja) * 1988-05-24 1999-07-28 エルフ・エクスプロラシオン・プロデユクシオン 第三級アルカノールアミン成分及びｃｏ２吸収活性剤を含有する酸性ガス吸収液体並びにｃｏ２及び任意にその他の酸性ガスを含むガスの脱酸へのその使用
US5366709A (en) * 1990-01-18 1994-11-22 Societe Nationale Elf Aquitaine Production Liquid absorbent for acidic gases and process of deacidification of a gas
FR2631949B1 (fr) * 1988-05-27 1990-09-14 Inst Francais Du Petrole Procede de production d'hydrogene de haute purete par reformage catalytique du methanol
US5190640A (en) * 1991-09-18 1993-03-02 Baker Hughes Incorporated Treatment of oils using aminocarbinols
JP2882950B2 (ja) * 1992-09-16 1999-04-19 関西電力株式会社 燃焼排ガス中の二酸化炭素を除去する方法
US5603908A (en) * 1992-09-16 1997-02-18 The Kansai Electric Power Co., Inc. Process for removing carbon dioxide from combustion gases
US5556606A (en) * 1994-10-07 1996-09-17 Khanmamedov; Tofik K. Method and apparatus for controlling the hydrogen sulfide concentration in the acid gas feedstock of a sulfur recovery unit
US5861051A (en) * 1996-03-06 1999-01-19 Huntsman Petrochemical Corporation Process for removing carbon dioxide from gas mixture
CA2177449C (en) * 1996-05-20 2003-04-29 Barry Steve Marjanovich Process for treating a gas stream to selectively separate acid gases therefrom
DE19828977A1 (de) * 1998-06-29 1999-12-30 Basf Ag Verfahren zur Entfernung saurer Gasbestandteile aus Gasen
US6165432A (en) * 1998-09-30 2000-12-26 The Dow Chemical Company Composition and process for removal of acid gases
US6337059B1 (en) 1999-05-03 2002-01-08 Union Carbide Chemicals & Plastics Technology Corporation Absorbent compositions for the removal of acid gases from gas streams
US6531103B1 (en) 2000-03-09 2003-03-11 Union Carbide Chemicals And Plastics Technology Corporation Process for removing sulfur compounds from gas and liquid hydrocarbon streams
FR2820430B1 (fr) * 2001-02-02 2003-10-31 Inst Francais Du Petrole Procede de desacidification d'un gaz avec lavage des hydrocarbures desorbes lors de la regeneration du solvant
DE10135370A1 (de) 2001-07-20 2003-01-30 Basf Ag Verfahren zur Entfernung saurer Gase aus einem Gasstrom
DE60325171D1 (de) * 2002-01-14 2009-01-22 Shell Int Research Verfahren zur entfernung von kohlendioxid aus gasgemischen
US6884282B2 (en) * 2002-05-13 2005-04-26 David K. Stevens Method and system for increasing the absorption selectivity of H2S from a gas containing CO2 and H2S
FR2848218B1 (fr) * 2002-12-10 2005-01-28 Inst Francais Du Petrole Procede de desacidification et de deshydratation d'un gaz naturel
JP4231735B2 (ja) * 2003-02-04 2009-03-04 新日本製鐵株式会社 二酸化炭素の分離回収方法および装置
DE10306254A1 (de) 2003-02-14 2004-08-26 Basf Ag Absorptionsmittel und Verfahren zur Entfernung saurer Gase aus Fluiden
ITBG20030014A1 (it) * 2003-02-19 2004-08-20 Garo Dr Ing Roberto Gabbioneta Sp A Processo e apparecchiatura per il trattamento di gas di raffineria.
DE10313438A1 (de) * 2003-03-26 2004-11-04 Uhde Gmbh Verfahren zur selektiven Entfernung von Schwefelwasserstoff und CO2 aus Rohgas
US20060156923A1 (en) * 2003-06-05 2006-07-20 Basf Aktiengesellschaft Method for the deacidification of a fluid stream by means of an inert scrubbing column and corresponding device
DE102005033837B4 (de) 2005-07-20 2019-02-28 Basf Se Verfahren zum Entfernen von sauren Gasen und Ammoniak aus einem Fluidstrom
EP1911734A1 (en) * 2006-10-06 2008-04-16 Bp Oil International Limited Process for hydrogenation of carboxylic acids and derivatives to hydrocarbons
WO2008073935A1 (en) * 2006-12-13 2008-06-19 Dow Global Technologies Inc. Method and composition for removal of mercaptans from gas streams
EP2327467B1 (en) * 2008-02-22 2015-06-17 Mitsubishi Heavy Industries, Ltd. Apparatus for recovering co2 and method of recovering co2
CN102292139B (zh) 2009-01-29 2014-09-03 巴斯夫欧洲公司 用于除去酸性气体的包含氨基酸和酸性促进剂的吸收剂
US20100219061A1 (en) * 2009-03-02 2010-09-02 Saudi Arabian Oil Company Enhancement of acid gas enrichment process
US8221712B2 (en) 2009-05-12 2012-07-17 Basf Se Absorption medium for the selective removal of hydrogen sulfide from fluid streams
US8524184B2 (en) * 2009-07-08 2013-09-03 Exxonmobil Research And Engineering Company Sulfur recovery plant tail gas treatment process
DE102010009601A1 (de) 2010-02-26 2011-09-15 Uhde Gmbh Entfernung von wärmestabilen Salzen aus organischen Lösungsmitteln
NO20100797A1 (no) * 2010-06-02 2011-12-05 Statoil Petroleum As CO2 desorpsjon uten stripper
JP5591075B2 (ja) 2010-11-24 2014-09-17 三菱重工業株式会社 Ｃｏ２及びｈ２ｓを含むガスの回収システム及び方法
BR112013023461B1 (pt) 2011-03-16 2020-12-15 Aker Process Systems As Método e sistema para purificação de uma corrente de gás pressurizado
WO2013079116A1 (en) * 2011-12-01 2013-06-06 Statoil Petroleum As Process with continuously stirred tank reactor absorber and flash tank stripper
WO2013136310A1 (en) 2012-03-16 2013-09-19 Aker Process Systems As Hydrocarbon gas treatment
EP2867345B1 (en) 2012-06-29 2018-08-01 Dow Global Technologies LLC Aqueous alkanolamine absorbent composition comprising piperazine for enhanced removal of hydrogen sulfide from gaseous mixtures and method for using the same
BR112014032417B1 (pt) 2012-06-29 2021-05-18 Dow Global Technologies Llc solução aquosa de alcanolamina e processo para remover sulfeto de hidrogênio de uma mistura gasosa
DE102012021478A1 (de) 2012-11-05 2014-05-08 Thyssenkrupp Uhde Gmbh Verfahren und Vorrichtung zur Entfernung von absorbierbaren Gasen aus unter Druck befindlichen, mit absorbierbaren Gasen verunreinigten Industriegasen ohne Zuführung von Kühlenergie
WO2015031484A1 (en) 2013-08-29 2015-03-05 Dow Global Technologies Llc Gas sweetening solvents containing quaternary ammonium salts
WO2015065842A1 (en) 2013-10-30 2015-05-07 Dow Global Technologies Llc Hybrid solvent formulations for total organic sulfur removal and total acidic gas removal
CA2927934A1 (en) 2013-10-30 2015-05-07 Dow Global Technologies Llc Hybrid solvent formulations for selective h2s removal
US10207217B2 (en) 2014-08-25 2019-02-19 Basf Se Removal of hydrogen sulphide and carbon dioxide from a stream of fluid
CA2957768C (en) 2014-08-25 2022-09-27 Basf Se Diamine having tert-alkylamino group and primary amino group for use in gas scrubbing
EP2990090A1 (de) 2014-08-25 2016-03-02 Basf Se Absorptionsmittel zur selektiven Entfernung von Schwefelwasserstoff aus einem Fluidstrom
MY190418A (en) 2014-08-25 2022-04-21 Basf Se Removal of carbon dioxide from a fluid flow, using a tert butylamine and an activator
MX389571B (es) 2014-10-10 2025-03-20 Dow Global Technologies Llc Proceso para la remocion de gases acidos de mezclas gaseosas usando una solucion acuosa de 2-dimetilamino-2-hidroximetil-1,3-propanodiol.
KR20170067782A (ko) 2014-10-10 2017-06-16 다우 글로벌 테크놀로지스 엘엘씨 가스 혼합물로부터 산 가스 제거를 위해 유용한 2-디메틸아미노-2-하이드록시메틸-1,3-프로판디올의 수용액
CN107580523B (zh) 2015-05-20 2021-05-25 陶氏环球技术有限责任公司 水性烷醇胺组合物和从气态混合物中选择性去除硫化氢的方法
WO2017055192A2 (de) 2015-09-29 2017-04-06 Basf Se Verfahren zur selektiven entfernung von schwefelwasserstoff
KR20180057628A (ko) 2015-09-29 2018-05-30 바스프 에스이 황화수소의 선택적 제거를 위한 흡수제
WO2017055040A1 (de) 2015-09-29 2017-04-06 Basf Se Zyklische amine zur selektiven entfernung von schwefelwasserstoff
BR112018071876B1 (pt) 2016-04-25 2023-04-25 Basf Se Processo para remover gases ácidos e uso de um absorvente
JP2019520201A (ja) 2016-06-10 2019-07-18 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ ガススクラビング用のシクロヘキサンジアミン
US10507425B2 (en) * 2016-08-24 2019-12-17 Honeywell International Inc. Ionic liquid CO2 scrubber for spacecraft
ES2877641T3 (es) 2017-02-10 2021-11-17 Basf Se Proceso para la remoción de gases ácidos de una corriente de fluido y los correspondientes usos
US10941497B2 (en) 2017-02-27 2021-03-09 Honeywell International Inc. Electrochemical carbon dioxide converter and liquid regenerator
US10688435B2 (en) * 2017-02-27 2020-06-23 Honeywell International Inc. Dual stripper with water sweep gas
EP3624922B1 (en) 2017-05-15 2021-07-07 Basf Se Absorbent, process for producing it and process for selectively removing hydrogen sulfide using it
US10974194B2 (en) 2017-07-18 2021-04-13 Saudi Arabian Oil Company System for flare gas recovery using gas sweetening process
JP7101759B2 (ja) 2017-09-04 2022-07-15 ビーエーエスエフ ソシエタス・ヨーロピア 硫化水素を選択的に除去するための吸収剤および方法
US10981104B2 (en) * 2018-04-12 2021-04-20 Saudi Arabian Oil Company System for flare gas recovery using gas sweetening process
WO2020169477A1 (en) 2019-02-18 2020-08-27 Basf Se Process for removal of acid gases from a fluid stream with a liquid absorbent comprising a piperazine ring
US12427472B2 (en) 2019-09-10 2025-09-30 Basf Se Process for removal of acid gases from a fluid stream

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2477314A (en) * 1945-11-27 1949-07-26 Standard Oil Dev Co Process for purifying gases
DE1903065A1 (de) * 1969-01-22 1970-08-27 Basf Ag Verfahren zur Entfernung von Kohlendioxid aus Gasgemischen
DE2551717C3 (de) * 1975-11-18 1980-11-13 Basf Ag, 6700 Ludwigshafen und ggf. COS aus Gasen
US4080424A (en) * 1976-02-11 1978-03-21 Institute Of Gas Technology Process for acid gas removal from gaseous mixtures
IT1064936B (it) * 1976-07-13 1985-02-25 Giammarco Giuseppe Procedimento per l assorbimento di co 2..h2s e simili impurezze e rigenerazione della soluzione con ritorno di calore in colonna di rigenerazione mediante una corrente di gas inerti
US4198378A (en) * 1976-11-12 1980-04-15 Giuseppe Giammarco Process for removing CO2, H2 S and other gaseous impurities from gaseous mixtures
DE3030435C2 (de) * 1980-08-12 1982-12-30 Didier Engineering Gmbh, 4300 Essen Verfahren zum insbesondere mehrstufigen Auswaschen von sauren Bestandteilen wie CO↓2↓, HCN und insbesondere H↓2↓S aus Gasen, insbesondere Koksofengas, mittels einer ammoniakalischen Kreislaufwäsche
DE3236600A1 (de) * 1982-10-02 1984-04-05 Basf Ag, 6700 Ludwigshafen Verfahren zum entfernen von co(pfeil abwaerts)2(pfeil abwaerts) und gegebenenfalls h(pfeil abwaerts)2(pfeil abwaerts)s aus erdgasen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7276153B2 (en) 2000-06-09 2007-10-02 Basf Aktiengesellschaft Method for neutralising a stream of hydrocarbon fluid

Also Published As

Publication number Publication date
DE3408851A1 (de) 1985-09-12
EP0159495A3 (en) 1987-09-30
JPH0421521B2 (enExample) 1992-04-10
NO850923L (no) 1985-09-11
US4997630A (en) 1991-03-05
EP0159495A2 (de) 1985-10-30
EP0159495B1 (de) 1990-06-27
NO163172C (no) 1990-04-18
JPS618112A (ja) 1986-01-14
ATE54060T1 (de) 1990-07-15
DE3578379D1 (de) 1990-08-02

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