UA11072A - Каталізатор для вибіркового окислеhhя сполук, що містять сірку - Google Patents

Каталізатор для вибіркового окислеhhя сполук, що містять сірку

Info

Publication number
UA11072A
UA11072A UA4202449A UA4202449A UA11072A UA 11072 A UA11072 A UA 11072A UA 4202449 A UA4202449 A UA 4202449A UA 4202449 A UA4202449 A UA 4202449A UA 11072 A UA11072 A UA 11072A
Authority
UA
Ukraine
Prior art keywords
catalyst
selective oxidation
compounds containing
containing sulfur
carrier
Prior art date
Application number
UA4202449A
Other languages
English (en)
Russian (ru)
Inventor
Хільдегардус Бербен Пітер
Хильдегардус Бербен Питер
Вільхельмус Гес Джон
Вильхельмус Гес Джон
Original Assignee
Вег-Газінститут Н.В.
ВЕГ-Газинститут Н.В.
Компрімо Б.В.
Компримо Б.В.
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 Вег-Газінститут Н.В., ВЕГ-Газинститут Н.В., Компрімо Б.В., Компримо Б.В. filed Critical Вег-Газінститут Н.В.
Publication of UA11072A publication Critical patent/UA11072A/uk

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
    • C01B17/0404—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process
    • C01B17/0426—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process characterised by the catalytic conversion
    • C01B17/0434—Catalyst compositions
    • 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
    • B01D53/8612—Hydrogen sulfide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
    • C01B17/0404—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process
    • C01B17/046—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by processes comprising a dry catalytic conversion of hydrogen sulfide-containing gases, e.g. the Claus process without intermediate formation of sulfur dioxide
    • C01B17/0465—Catalyst compositions
    • 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
    • C10K1/34—Purifying combustible gases containing carbon monoxide by catalytic conversion of impurities to more readily removable materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Gyroscopes (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Treating Waste Gases (AREA)

Abstract

Винахід відноситься до гетерогенного каталізу і стосується каталізатора для вибірного окислення сполук, що містять сірку, зокрема, сірководню до елементарної сірки. Каталізатор для виборчого окислення включає носій, поверхня якого, доступна для контакту з газовою фазою, не має лужних властивостей в умовах реакції, і каталітично активний компонент - окисел заліза або окисел заліза і хрому, нанесений на поверхню носія.
UA4202449A 1986-04-16 1987-04-16 Каталізатор для вибіркового окислеhhя сполук, що містять сірку UA11072A (uk)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8600959A NL8600959A (nl) 1986-04-16 1986-04-16 Katalysator voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel; werkwijze voor de bereiding van de katalysator alsmede werkwijze voor de selectieve oxydatie van zwavelhoudende verbindingen, in het bizonder zwavelwaterstof tot elementaire zwavel.

Publications (1)

Publication Number Publication Date
UA11072A true UA11072A (uk) 1996-12-25

Family

ID=19847882

Family Applications (1)

Application Number Title Priority Date Filing Date
UA4202449A UA11072A (uk) 1986-04-16 1987-04-16 Каталізатор для вибіркового окислеhhя сполук, що містять сірку

Country Status (21)

Country Link
US (2) US4818740A (uk)
EP (1) EP0242920B1 (uk)
JP (1) JP2525805B2 (uk)
CN (1) CN1013246B (uk)
AT (1) ATE55555T1 (uk)
AU (1) AU583983B2 (uk)
BR (1) BR8701847A (uk)
CA (1) CA1300117C (uk)
DE (1) DE3764298D1 (uk)
DK (1) DK168614B1 (uk)
ES (1) ES2017701B3 (uk)
FI (1) FI85661C (uk)
GR (1) GR3000726T3 (uk)
IN (1) IN169394B (uk)
MX (1) MX168319B (uk)
NL (1) NL8600959A (uk)
NO (1) NO171769C (uk)
PT (1) PT84676B (uk)
RU (1) RU1833200C (uk)
UA (1) UA11072A (uk)
YU (1) YU46339B (uk)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600960A (nl) * 1986-04-16 1987-11-16 Veg Gasinstituut Nv Werkwijze voor het winnen van zwavel uit zwavelhoudende gassen.
DE3740439A1 (de) * 1987-11-28 1989-06-08 Veg Gasinstituut Nv Verfahren zur entfernung von schwefelwasserstoff aus gasen
US5494650A (en) * 1989-01-19 1996-02-27 Societe Nationale Elf Aquitaine (Production) Process for improving the sulphur yield of a complex for producing sulphur from a sour gas containing H2 S, the said complex comprising a sulphur plant and then an oxidation and hydrolysis unit followed by a purification unit
NL8901893A (nl) * 1989-07-21 1991-02-18 Veg Gasinstituut Nv Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel.
US5458861A (en) * 1992-04-15 1995-10-17 Mobil Oil Corporation Desulfurizing a gas stream
US5591417A (en) * 1992-04-15 1997-01-07 Mobil Oil Corporation Removing SOx, CO and NOx from flue gases
US5514351A (en) * 1992-04-15 1996-05-07 Mobil Oil Corporation Desulfurizing tailgas from sulfur recovery unit
US5266274A (en) * 1992-10-13 1993-11-30 Tpa, Inc. Oxygen control system for a sulfur recovery unit
NL9202283A (nl) * 1992-12-29 1994-07-18 Gastec Nv Werkwijze voor het ontzwavelen van een gas.
US5494879A (en) * 1993-02-26 1996-02-27 Regents, University Of California Catalyst for the reduction of sulfur dioxide to elemental sulfur
NL9301615A (nl) * 1993-09-17 1995-04-18 Gastec Nv Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke katalysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel.
US5512260A (en) * 1994-03-04 1996-04-30 Mobil Oil Corporation Reduction of sulfur content in a gaseous stream
US5965100A (en) * 1995-04-25 1999-10-12 Khanmamedov; Tofik K. Process for recovery of sulfur from an acid gas stream
US5891415A (en) * 1995-05-17 1999-04-06 Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya Process for selective oxidation of hydrogen sulfide to elemental sulfur
US5603913A (en) * 1995-05-17 1997-02-18 Azerbaidzhanskaya Gosudarstvennaya Neftianaya Academiya Catalysts and process for selective oxidation of hydrogen sulfide to elemental sulfur
NL1002524C2 (nl) 1996-03-04 1997-09-05 Gastec Nv Katalysator voor de selectieve oxidatie van zwavelverbindingen tot elementaire zwavel, werkwijze voor de bereiding van een dergelijke kata- lysator en werkwijze voor de selectieve oxidatie van zwavelverbindingen elementaire zwavel.
US5756852A (en) * 1996-10-15 1998-05-26 Barton; Derek H. R. Co-oxidation of H2 S and saturated hydrocarbons
CN1088607C (zh) * 1997-06-27 2002-08-07 中国石化齐鲁石油化工公司 选择性氧化硫化氢回收元素硫的催化剂及制备方法
WO1999037389A1 (en) * 1998-01-26 1999-07-29 Tda Research, Inc. Catalysts for the selective oxidation of hydrogen sulfide to sulfur
US7060233B1 (en) 2002-03-25 2006-06-13 Tda Research, Inc. Process for the simultaneous removal of sulfur and mercury
AU2003222204A1 (en) * 2002-03-25 2003-10-13 Tda Research, Inc. Catalysts and process for oxidizing hydrogen sulfide to sulfur dioxide and sulfur
FR2840295B1 (fr) * 2002-06-03 2005-02-04 Inst Francais Du Petrole Prodede d'elimination du soufre d'une charge contenant de l'hydrogene sulfure et du benzene, toluene et/ou xylenes
EP1447124A1 (en) * 2003-02-04 2004-08-18 Gastec N.V. Supported catalyst system for removing sulfur compounds from gases
ATE474810T1 (de) * 2003-09-29 2010-08-15 Shell Int Research Verfahren zur selektiven oxidation von schwefelwasserstoff
EP1689511A1 (en) * 2003-12-05 2006-08-16 Jayalekshmy Ayyer A catalyst useful for h2s removal from gas stream preparation thereof and use thereof
US7396522B2 (en) * 2003-12-05 2008-07-08 Jayalekshmy Ayyer Catalyst useful for removal of hydrogen sulphide from gas stream and its conversion to sulphur, a process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst
US7138101B2 (en) * 2004-01-15 2006-11-21 Conocophillips Company Two-stage catalytic process for recovering sulfur from an H2S-containing gas stream
CA2553855C (en) * 2004-01-20 2012-11-20 Shell Internationale Research Maatschappij B.V. A method of restoring catalytic activity of a spent hydrotreating catalyst, the resulting restored catalyst, and a method of hydroprocessing
CA2600697A1 (en) 2005-03-30 2006-10-05 Shell Canada Limited Process for producing a gas stream depleted of hydrogen sulphide
CN100595175C (zh) 2005-03-31 2010-03-24 国际壳牌研究有限公司 硫磺水泥产品的制备方法
DE102005022164B4 (de) * 2005-05-13 2009-08-06 Lurgi Gmbh Vorrichtung und Verfahren zum Betrieb der Vorrichtung zur kontinuierlichen Rückgewinnung von Schwefel aus H2S enthaltendem Gas
WO2009111585A1 (en) * 2008-03-04 2009-09-11 Worleyparsons Group, Inc. Process for catalytic tail gas incineration
CN101380582B (zh) * 2008-10-14 2011-11-23 淄博海川精细化工有限公司 选择性氧化硫化氢成为元素硫的催化剂及反应工艺
RU2448040C1 (ru) * 2010-11-30 2012-04-20 Учреждение Российской академии наук Институт химии и химической технологии Сибирского отделения РАН (ИХХТ СО РАН) Способ получения серы из сероводорода
RU2533140C2 (ru) * 2012-12-12 2014-11-20 Федеральное казенное предприятие "Государственный научно-исследовательский институт химических продуктов" (ФКП "ГосНИИХП") Способ получения серы каталитическим окислением сероводорода
RU2552443C2 (ru) * 2013-04-24 2015-06-10 Федеральное казенное предприятие "Государственный научно-исследовательский институт химических продуктов" (ФКП "ГосНИИХП") Способ утилизации сероводорода каталитическим окислением в элементарную серу
RU2552445C2 (ru) * 2013-04-24 2015-06-10 Федеральное казенное предприятие "Государственный научно-исследовательский институт химических продуктов" (ФКП "ГосНИИХП") Способ очистки попутного нефтяного газа от сероводорода
CN105126849B (zh) * 2015-08-21 2017-05-24 山东迅达化工集团有限公司 选择氧化H2S生成单质硫的Fe2O3/硅藻土催化剂及其制备方法
NL2017178B1 (en) 2016-07-15 2018-01-18 Jacobs Nederland Bv Selective oxidation of hydrogen sulfide
NL2017533B1 (en) 2016-09-26 2018-04-04 Jacobs Nederland Bv Improved catalyst for the selective oxidation of hydrogen sulfide
WO2020254578A1 (en) 2019-06-20 2020-12-24 Haldor Topsøe A/S Method and catalyst for selective oxidation of hydrogen sulfide to elemental sulfur in a reducing gas

Family Cites Families (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2083895A (en) * 1933-12-21 1937-06-15 Sulco Lab Inc Catalytic process for the conversion of sulphur compounds
US2083894A (en) * 1933-12-21 1937-06-15 Sulco Lab Inc Process for the treatment of sulphur compounds
DE1122500B (de) * 1957-10-23 1962-01-25 Dev De La Catalyse Ind Iasocat Verfahren zur Gewinnung von Elementarschwefel aus Schwefelwasserstoff unter Verwendung von Katalysatoren
US2971824A (en) * 1958-08-11 1961-02-14 Socony Mobil Oil Co Inc Process for recovering sulfur from hydrogen sulfide-containing gases
US3393050A (en) * 1966-04-22 1968-07-16 Pan American Petroleum Corp Recovery of free sulfur from hydrogen sulfide-containing gas
FR1603452A (uk) * 1968-02-02 1971-04-19
DE1667641A1 (de) * 1968-03-16 1971-07-08 Metallgesellschaft Ag Verfahren zur katalytischen Umsetzung von Schwefeldioxid mit Schwefelwasserstoff
US3870657A (en) * 1970-10-16 1975-03-11 Phillips Petroleum Co Alumina-supported catalysts having substantial area in large pores
US3867313A (en) * 1970-12-28 1975-02-18 Universal Oil Prod Co Nickel-free, all metal, catalyst element
US3781445A (en) * 1971-12-10 1973-12-25 Exxon Research Engineering Co Recovery of sulphur
GB1465523A (en) * 1973-01-26 1977-02-23 Norton Co Low surface area alumina
NL176160C (nl) * 1973-10-10 1985-03-01 Comprimo Bv Werkwijze voor het verbranden van een ammoniak en waterstofsulfide bevattend mengsel van gassen.
FR2277877A1 (fr) * 1974-07-11 1976-02-06 Aquitaine Petrole Procede de desulfuration des gaz contenant de l'hydrogene sulfure
FR2295782A1 (fr) * 1974-12-27 1976-07-23 Inst Francais Du Petrole Procede d'epuration d'un gaz contenant du sulfure d'hydrogene et masses de contact utilisables a cet effet
NL7603622A (en) * 1976-04-07 1977-10-11 Arend Jan Lowering the sulphur cpd. content of claus installation effluent - by burning hydrogen sulphide and absorbing sulphur dioxide and hydrogen sulphide in a cooling liq. to form sulphur
US4243647A (en) * 1976-06-28 1981-01-06 Union Oil Company Of California Process for removal of hydrogen sulfide from gas streams
US4311683A (en) * 1976-06-28 1982-01-19 Union Oil Company Of California Process for removal of hydrogen sulfide from gas streams
US4200552A (en) * 1976-10-06 1980-04-29 Toyota Jidosha Kogyo Kabushiki Kaisha Catalyst carrier, catalyst and their manufacturing process
JPS5345687A (en) * 1976-10-06 1978-04-24 Toyota Motor Corp Catalyst carrier and catalyst
US4123507A (en) * 1976-11-02 1978-10-31 Union Oil Company Of California Process for removing sulfur and NOx components from a gas stream
FR2369209A1 (fr) * 1976-11-02 1978-05-26 Inst Francais Du Petrole Procede d'oxydation du soufre et des composes du soufre
GB1594362A (en) * 1977-05-23 1981-07-30 Ici Ltd Production of alkylene oxides and catalysts therefor
US4278646A (en) * 1978-03-30 1981-07-14 The Regents Of The University Of California Oxidative removal of hydrogen sulfide from gaseous streams
US4233276A (en) * 1979-03-30 1980-11-11 Standard Oil Company (Indiana) Process for the desulfurization of waste gases
US4279882A (en) * 1979-04-27 1981-07-21 Ralph M. Parsons Company Process for sulfur production
JPS56108517A (en) * 1980-01-30 1981-08-28 Mitsubishi Chem Ind Ltd Decomposition of nitrogen oxide in waste gas
US4313820A (en) * 1980-02-28 1982-02-02 Phillips Petroleum Co. Hydrodesulfurization of organic sulfur compounds and hydrogen sulfide removal with incompletely sulfided zinc titanate materials
FR2481254A1 (fr) * 1980-04-23 1981-10-30 Elf Aquitaine Procede pour l'incineration catalytique de gaz residuaires renfermant en faible concentration au moins un compose du soufre choisi parmi cos, cs2, et les mercaptans et eventuellement au moins un membre du groupe forme par h2s, so2, soufre vapeur et/ou vesiculaire
FR2501662A1 (fr) * 1981-03-13 1982-09-17 Rhone Poulenc Spec Chim Catalyseurs et procede d'oxydation de l'hydrogene sulfure et/ou des composes organiques du soufre en anhydride sulfureux
DE3131257C2 (de) * 1981-08-07 1986-10-30 VEG-Gasinstituut N.V., Apeldoorn Verfahren zum Entfernen von Schwefelwasserstoff aus Gasen
US4363790A (en) * 1981-08-14 1982-12-14 Institute Of Gas Technology Desulfurization of H2 S containing gas streams with production of elemental sulfur
DE3143400A1 (de) * 1981-11-02 1983-06-01 Mobil Oil Corp., 10017 New York, N.Y. Verfahren zur verringerung des schwefelgehaltes in gasstroemen unter gewinnung von elementarem schwefel
EP0085213B1 (en) * 1982-02-02 1990-02-07 Union Oil Company Of California Catalyst and process for oxidizing hydrogen sulfide
DE3208695A1 (de) * 1982-03-11 1983-09-22 Basf Ag, 6700 Ludwigshafen Verfahren zur entschwefelung von h(pfeil abwaerts)2(pfeil abwaerts)s-haltigen gasen
DE3228481A1 (de) * 1982-07-30 1984-02-02 VEG-Gasinstituut N.V., 7300 Apeldoorn Reaktionsmasse, verfahren zu ihrer herstellung und deren verwendung
SU1214583A1 (ru) * 1983-05-26 1986-02-28 Азербайджанский Институт Нефти И Химии Им.М.Азизбекова Способ очистки газа от сероводорода
US4526590A (en) * 1983-05-31 1985-07-02 Standard Oil Company (Indiana) Cooling and condensing of sulfur and water from Claus process gas

Also Published As

Publication number Publication date
FI85661B (fi) 1992-02-14
IN169394B (uk) 1991-10-12
ATE55555T1 (de) 1990-09-15
ES2017701B3 (es) 1991-03-01
NO171769C (no) 1993-05-05
EP0242920A1 (en) 1987-10-28
AU7149887A (en) 1987-10-22
MX168319B (es) 1993-05-18
NO871560L (no) 1987-10-19
PT84676A (en) 1987-05-01
RU1833200C (en) 1993-08-07
DK182987D0 (da) 1987-04-10
GR3000726T3 (en) 1991-10-10
US5037629A (en) 1991-08-06
FI871613A0 (fi) 1987-04-13
CN87103687A (zh) 1988-03-09
US4818740A (en) 1989-04-04
FI85661C (fi) 1992-05-25
DE3764298D1 (de) 1990-09-20
YU46339B (sh) 1993-05-28
FI871613A (fi) 1987-10-17
YU154988A (en) 1990-02-28
NO171769B (no) 1993-01-25
DK182987A (da) 1987-10-17
NO871560D0 (no) 1987-04-13
BR8701847A (pt) 1988-02-02
NL8600959A (nl) 1987-11-16
CN1013246B (zh) 1991-07-24
AU583983B2 (en) 1989-05-11
EP0242920B1 (en) 1990-08-16
PT84676B (pt) 1989-12-29
JPS6328450A (ja) 1988-02-06
CA1300117C (en) 1992-05-05
DK168614B1 (da) 1994-05-09
JP2525805B2 (ja) 1996-08-21

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