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DE3855006D1 - Verfahren zur Verminderung des Schwefeloxid-Ausstosses - Google Patents

Verfahren zur Verminderung des Schwefeloxid-Ausstosses

Info

Publication number
DE3855006D1
DE3855006D1 DE3855006T DE3855006T DE3855006D1 DE 3855006 D1 DE3855006 D1 DE 3855006D1 DE 3855006 T DE3855006 T DE 3855006T DE 3855006 T DE3855006 T DE 3855006T DE 3855006 D1 DE3855006 D1 DE 3855006D1
Authority
DE
Germany
Prior art keywords
sulfur oxide
sulfur
oxide emissions
sulfur oxides
reducing sulfur
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 - Fee Related
Application number
DE3855006T
Other languages
English (en)
Other versions
DE3855006T2 (de
Inventor
Alak A Bhattacharyya
John A Karch
Jin S Yoo
Cecelia A Radlowski
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.)
WR Grace and Co Conn
WR Grace and Co
Original Assignee
WR Grace and Co Conn
WR Grace and Co
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 WR Grace and Co Conn, WR Grace and Co filed Critical WR Grace and Co Conn
Application granted granted Critical
Publication of DE3855006D1 publication Critical patent/DE3855006D1/de
Publication of DE3855006T2 publication Critical patent/DE3855006T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING 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
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
    • C10G11/04—Oxides
    • C10G11/05—Crystalline alumino-silicates, e.g. molecular sieves
    • 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
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8603—Removing sulfur compounds
    • B01D53/8609—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002—Mixed oxides other than spinels, e.g. perovskite
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING 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
    • C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
    • C10G11/02—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
    • C10G11/04—Oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00—Constitutive chemical elements of heterogeneous catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Treating Waste Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
DE3855006T 1987-11-24 1988-11-23 Verfahren zur Verminderung des Schwefeloxid-Ausstosses Expired - Fee Related DE3855006T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/124,618 US4957718A (en) 1987-11-24 1987-11-24 Process for reducing emissions of sulfur oxides and composition useful in same

Publications (2)

Publication Number Publication Date
DE3855006D1 true DE3855006D1 (de) 1996-03-28
DE3855006T2 DE3855006T2 (de) 1996-09-12

Family

ID=22415903

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3855006T Expired - Fee Related DE3855006T2 (de) 1987-11-24 1988-11-23 Verfahren zur Verminderung des Schwefeloxid-Ausstosses

Country Status (8)

Country Link
US (1) US4957718A (de)
EP (1) EP0318808B1 (de)
JP (1) JPH01236297A (de)
AT (1) ATE134158T1 (de)
AU (1) AU607551B2 (de)
BR (1) BR8806158A (de)
CA (1) CA1326231C (de)
DE (1) DE3855006T2 (de)

Families Citing this family (65)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5591315A (en) * 1987-03-13 1997-01-07 The Standard Oil Company Solid-component membranes electrochemical reactor components electrochemical reactors use of membranes reactor components and reactor for oxidation reactions
US5723035A (en) * 1987-03-13 1998-03-03 The Standard Oil Company Coated membranes
US5306411A (en) * 1989-05-25 1994-04-26 The Standard Oil Company Solid multi-component membranes, electrochemical reactor components, electrochemical reactors and use of membranes, reactor components, and reactor for oxidation reactions
US6488739B1 (en) 1987-03-13 2002-12-03 Bp Corporation North America Inc. Oxygen production process
US5028404A (en) * 1989-04-25 1991-07-02 University Of Notre Dame Du Lac Metal oxide catalysts
US5286698A (en) * 1989-04-25 1994-02-15 University Of Notre Dame Du Lac Metal oxide catalysts
DK0766330T3 (da) * 1989-12-27 2002-10-07 Standard Oil Co Bestanddele til anvendelse i elektroniskemiske celler og deres anvendelse ved oxygenseparation
SE468273B (sv) * 1990-02-07 1992-12-07 Eka Nobel Ab Foerfarande och anordning foer kemisk och/eller fysikalisk behandling av ett fluidum
EP0513469A1 (de) * 1991-05-13 1992-11-19 Imcs Ab Seltene Erdmetalle enthaltender Katalysator und Katalysatorträger
DE4214190A1 (de) * 1992-04-30 1993-11-04 Bayer Ag Katalysatoren zur entfernung von schwefelverbindungen aus technischen gasen, verfahren zu deren herstellung sowie deren verwendung
US5321185A (en) * 1992-07-08 1994-06-14 Virginia Tech Intellectual Properties Methane oxidative coupling
US5849973A (en) * 1992-07-08 1998-12-15 Gas Research Institute Oxidative coupling catalyst
US5364517A (en) * 1993-02-19 1994-11-15 Chevron Research And Technology Company Perovskite-spinel FCC NOx reduction additive
ES2092429B1 (es) * 1993-07-29 1997-08-01 Univ Valencia Politecnica Catalizador para la eliminacion de sox y nox de gases, especialmente de unidades fcc, y manera de prepararlo.
US5360467A (en) * 1993-08-03 1994-11-01 Air Products And Chemicals, Inc. Method of separating and detecting impurities using a fractional concentration detector
FR2721837B1 (fr) * 1994-07-01 1996-08-30 Inst Francais Du Petrole Catalyseur d'oxydation resistant a des temperatures elevees, son procede de preparation et procede de combustion utilisant un tel catalyseur
US5641395A (en) * 1995-03-03 1997-06-24 Ashland Inc. Process and compositions for Mn containing catalyst for carbo-metallic hydrocarbons
US6036847A (en) * 1996-03-26 2000-03-14 W. R. Grace & Co.-Conn. Compositions for use in catalytic cracking to make reduced sulfur content gasoline
US6852214B1 (en) 1998-08-31 2005-02-08 Mobil Oil Corporation Gasoline sulfur reduction in fluid catalytic cracking
US6974787B2 (en) 1998-08-31 2005-12-13 Exxonmobil Corporation Gasoline sulfur reduction in fluid catalytic cracking
US6846403B2 (en) * 1998-12-28 2005-01-25 Mobil Oil Corporation Gasoline sulfur reduction in fluid catalytic cracking
US20020153283A1 (en) * 1998-12-28 2002-10-24 Arthur W Chester Gasoline sulfur reduction in fluid catalytic cracking
FR2785896B1 (fr) * 1998-11-17 2001-10-05 Rhodia Chimie Sa Stannate de cerium, procede de preparation et utilisation comme pigment colorant ou dans le traitement de gaz
US7803267B2 (en) * 1998-12-28 2010-09-28 W. R. Grace & Co.-Conn. Gasoline sulfur reduction in fluid catalytic cracking
US6521202B1 (en) * 1999-06-28 2003-02-18 University Of Chicago Oxygen ion conducting materials
US6635169B1 (en) 1999-09-20 2003-10-21 Mobil Oil Corporation Method for reducing gasoline sulfur in fluid catalytic cracking
US6558533B2 (en) 2001-04-13 2003-05-06 W.R. Grace & Co.-Conn Process for sulfur removal from hydrocarbon liquids
US6635168B2 (en) 2001-04-13 2003-10-21 W. R. Grace & Co.-Conn Gasoline sulfur reduction catalyst for fluid catalytic cracking process
US7153413B2 (en) * 2001-07-10 2006-12-26 W.R. Grace &Co.-Conn. Gasoline sulfur reduction in fluid catalytic cracking
ITMI20011519A1 (it) * 2001-07-17 2003-01-17 Uni Degli Studi Di L Aquila Soluzioni solide a struttura perovskitica comprendenti metali nobili utili come catalizzatori
US7145051B2 (en) * 2002-03-22 2006-12-05 Exxonmobil Chemical Patents Inc. Combined oxydehydrogenation and cracking catalyst for production of olefins
US7132093B2 (en) * 2002-06-05 2006-11-07 UNIVERSITé LAVAL Mesoporous mixed oxide materials as a new class of SO2 resistant catalysts for hydrocarbon oxidation
US7556872B2 (en) 2002-09-05 2009-07-07 Idemitsu Kosan Co., Ltd. Adsorbent for removing sulfur compound, process for producing hydrogen and fuel cell system
US20040074809A1 (en) * 2002-10-21 2004-04-22 George Yaluris Reduction of gas phase reduced nitrogen species in partial burn FCC processes
US7507686B2 (en) * 2002-12-03 2009-03-24 W. R. Grace & Co. - Conn. Gasoline sulfur reduction in fluid catalytic cracking
CA2513698A1 (en) * 2003-02-05 2004-08-26 Exxonmobil Chemical Patents Inc. Combined cracking and selective hydrogen combustion for catalytic cracking
US7122492B2 (en) * 2003-02-05 2006-10-17 Exxonmobil Chemical Patents Inc. Combined cracking and selective hydrogen combustion for catalytic cracking
US7125817B2 (en) * 2003-02-20 2006-10-24 Exxonmobil Chemical Patents Inc. Combined cracking and selective hydrogen combustion for catalytic cracking
US7122493B2 (en) * 2003-02-05 2006-10-17 Exxonmobil Chemical Patents Inc. Combined cracking and selective hydrogen combustion for catalytic cracking
US7122494B2 (en) * 2003-02-05 2006-10-17 Exxonmobil Chemical Patents Inc. Combined cracking and selective hydrogen combustion for catalytic cracking
US20050100494A1 (en) 2003-11-06 2005-05-12 George Yaluris Ferrierite compositions for reducing NOx emissions during fluid catalytic cracking
KR100912041B1 (ko) * 2003-12-05 2009-08-12 인터캣, 인코포레이티드 혼합 금속 산화물 흡수체
US7431825B2 (en) 2003-12-05 2008-10-07 Intercat, Inc. Gasoline sulfur reduction using hydrotalcite like compounds
US8084383B2 (en) * 2004-03-16 2011-12-27 W.R. Grace & Co.-Conn. Gasoline sulfur reduction catalyst for fluid catalytic cracking process
US7304011B2 (en) 2004-04-15 2007-12-04 W.R. Grace & Co. -Conn. Compositions and processes for reducing NOx emissions during fluid catalytic cracking
US20050232839A1 (en) 2004-04-15 2005-10-20 George Yaluris Compositions and processes for reducing NOx emissions during fluid catalytic cracking
TWI342335B (en) 2004-06-02 2011-05-21 Intercat Inc Mixed metal oxide additives
TWI428180B (zh) * 2005-02-25 2014-03-01 Grace W R & Co 適用於流體化觸媒裂解程序之汽油硫減量觸媒
EP1866085A2 (de) 2005-03-24 2007-12-19 W.R. Grace & Co.-Conn. Verfahren zur beherrschung von nox-emissionen in der fccu
MX2007012265A (es) 2005-04-27 2007-12-07 Grace W R & Co Composiciones y proceso para reducir emisiones de nox durante craqueo catalitico de fluido.
WO2007021394A2 (en) 2005-08-18 2007-02-22 Exxonmobil Chemical Patents Inc. Catalytic conversion of oxygenates to olefins
US8409428B2 (en) * 2006-06-28 2013-04-02 Saudi Arabian Oil Company Catalyst additive for reduction of sulfur in catalytically cracked gasoline
US7901565B2 (en) * 2006-07-11 2011-03-08 Basf Corporation Reforming sulfur-containing hydrocarbons using a sulfur resistant catalyst
RU2442649C2 (ru) * 2007-02-21 2012-02-20 В.Р.Грейс Энд Ко.-Конн. Катализатор, уменьшающий уровень содержания серы в бензине, для способа каталитического крекинга в псевдоожиженном слое катализатора
DE102008009817A1 (de) * 2008-02-19 2009-08-27 Epcos Ag Verbundwerkstoff zur Temperaturmessung, Temperatursensor aufweisend den Verbundwerkstoff und Verfahren zur Herstellung des Verbundwerkstoffs und des Temperatursensors
US20100327224A1 (en) * 2009-06-26 2010-12-30 Manuela Serban Compounds for Desulfurization of Hot Fuel Gases
US20100135884A1 (en) * 2009-06-26 2010-06-03 Manuela Serban Process for Desulfurization of Hot Fuel Gases
BR112014008741B1 (pt) 2011-11-03 2020-09-29 Indian Oil Corporation Ltd Processo de craqueamento catalítico fluidizado
TWI451905B (zh) * 2013-01-25 2014-09-11 Univ Nat Chiao Tung 乙醇重組器觸媒組成物及乙醇重組器觸媒之製備方法
US9216410B2 (en) * 2013-06-06 2015-12-22 Clean Diesel Technologies, Inc. Systems and methods for using Pd1+ in a TWC
US20160121304A1 (en) * 2014-10-29 2016-05-05 Cdti Sulfur Resistance of Zero-PGM for Diesel Oxidation Application
JP6545986B2 (ja) * 2015-03-20 2019-07-17 株式会社Ｓｏｋｅｎ 固体電解質型燃料電池セル
TWI608990B (zh) * 2015-11-26 2017-12-21 國立交通大學 用於製備氫氣之觸媒組成物、其製法及其用途
CN106732531B (zh) * 2016-12-09 2020-07-28 大唐国际化工技术研究院有限公司 一种scr脱硝催化剂及其制备方法和用途
CN109876630B (zh) * 2019-03-06 2021-09-21 株洲三特环保节能股份有限公司 一种用碱性废渣治理二氧化硫烟气并回收锡锑金属及亚硫酸钠晶体的方法

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3714328A (en) * 1968-07-25 1973-01-30 Gas Council Treatment of gases and liquids
US4039478A (en) * 1972-12-15 1977-08-02 Exxon Research And Engineering Company Flue gas desulfurization sorbent
US4001376A (en) * 1972-12-15 1977-01-04 Exxon Research And Engineering Company Flue gas desulfurization sorbent and process
US3931392A (en) * 1974-01-10 1976-01-06 The United States Of America As Represented By The Secretary Of The Navy Enhancement of ultimate tensile strength of carbon fibers
US3931393A (en) * 1974-10-23 1976-01-06 Gte Laboratories Incorporated Catalytic process for removing sulfur dioxide from gas streams
US4055513A (en) * 1976-04-13 1977-10-25 Exxon Research & Engineering Co. Perovskite catalysts and process for their preparation
US4124695A (en) * 1976-08-05 1978-11-07 University Of Southern California Process for the oxidation of sulfur dioxide to sulfur trioxide
US4134852A (en) * 1977-09-02 1979-01-16 The International Nickel Company, Inc. Process for preparing mixed metal oxide catalysts
US4208269A (en) * 1977-11-09 1980-06-17 Exxon Research & Engineering Co. Hydrocarbon cracking using combined perovskite and zeolite catalyst
US4170627A (en) * 1978-04-10 1979-10-09 Uop Inc. Process for the simultaneous separation of sulfur and nitrogen oxides from a gaseous mixture
US4284494A (en) * 1978-05-01 1981-08-18 Engelhard Minerals & Chemicals Corporation Control of emissions in FCC regenerator flue gas
US4239742A (en) * 1978-06-26 1980-12-16 Chevron Research Company Process for improving a gas containing a minor amount of sulfur dioxide impurity and producing a hydrogen sulfide-rich gas
US4251496A (en) * 1979-03-22 1981-02-17 Exxon Research & Engineering Co. Process for the removal of SOx and NOx from gaseous mixture containing the same
US4369108A (en) * 1979-04-11 1983-01-18 Standard Oil Company (Indiana) Process for removing sulfur oxides from a gas
US4381991A (en) * 1979-04-11 1983-05-03 Standard Oil Company (Indiana) Process for removing sulfur oxides from a gas
US4263020A (en) * 1980-01-02 1981-04-21 Exxon Research & Engineering Co. Removal of sulfur from process streams
US4472267A (en) * 1980-07-29 1984-09-18 Atlantic Richfield Company Catalyst and process for conversion of hydrocarbons
US4430315A (en) * 1981-12-28 1984-02-07 The Dow Chemical Company Catalytic decomposition of hypochlorite using substituted cobalt oxide spinels
JPS58156350A (ja) * 1982-03-12 1983-09-17 Matsushita Electric Ind Co Ltd 排ガス浄化装置
US4405443A (en) * 1982-03-29 1983-09-20 Standard Oil Company (Indiana) Process for removing sulfur oxides from a gas
US4606898A (en) * 1983-08-11 1986-08-19 Texaco Inc. Control of SOx emission
US4492678A (en) * 1984-05-17 1985-01-08 Atlantic Richfield Company Preparative process for alkaline earth metal, aluminum-containing spinels and their use for reducing sulfur oxide content in gases
JPH0649146B2 (ja) * 1985-06-07 1994-06-29 松下電器産業株式会社 酸化触媒
US4636371A (en) * 1985-09-09 1987-01-13 Phillips Petroleum Company Removal of sulfur oxides from fluid streams
US4690806A (en) * 1986-05-01 1987-09-01 Exxon Research And Engineering Company Removal of sulfur from process streams

Also Published As

Publication number Publication date
CA1326231C (en) 1994-01-18
EP0318808B1 (de) 1996-02-14
JPH01236297A (ja) 1989-09-21
DE3855006T2 (de) 1996-09-12
EP0318808A3 (en) 1990-05-09
JPH05432B2 (de) 1993-01-05
EP0318808A2 (de) 1989-06-07
AU2581988A (en) 1989-06-01
AU607551B2 (en) 1991-03-07
ATE134158T1 (de) 1996-02-15
BR8806158A (pt) 1989-08-15
US4957718A (en) 1990-09-18

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