ES347667A1 - Un procedimiento para la eliminacion de oxidos de azufre deuna mezcla gaseosa que comprende oxidos de azufre y oxigeno. - Google Patents

Un procedimiento para la eliminacion de oxidos de azufre deuna mezcla gaseosa que comprende oxidos de azufre y oxigeno.

Info

Publication number
ES347667A1
ES347667A1 ES347667A ES347667A ES347667A1 ES 347667 A1 ES347667 A1 ES 347667A1 ES 347667 A ES347667 A ES 347667A ES 347667 A ES347667 A ES 347667A ES 347667 A1 ES347667 A1 ES 347667A1
Authority
ES
Spain
Prior art keywords
absorber
gas
oxide
gas mixtures
sulfur oxides
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
Application number
ES347667A
Other languages
English (en)
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.)
Shell Internationale Research Maatschappij BV
Original Assignee
Shell Internationale Research Maatschappij BV
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 Shell Internationale Research Maatschappij BV filed Critical Shell Internationale Research Maatschappij BV
Publication of ES347667A1 publication Critical patent/ES347667A1/es
Expired 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
    • B01D53/02—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
    • B01D53/0407—Constructional details of adsorbing systems
    • B01D53/0423—Beds in columns
    • 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
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/508—Sulfur oxides by treating the gases with solids
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/2415—Tubular reactors
    • B01J19/2425—Tubular reactors in parallel
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • 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
    • C01B17/48—Sulfur dioxide; Sulfurous acid
    • C01B17/50—Preparation of sulfur dioxide
    • C01B17/60—Isolation of sulfur dioxide from gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/60—Inorganic bases or salts
    • B01D2251/602—Oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/104—Alumina
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/10—Inorganic adsorbents
    • B01D2253/106—Silica or silicates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/302—Dimensions
    • B01D2253/306—Surface area, e.g. BET-specific surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/302—Dimensions
    • B01D2253/308—Pore size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
    • B01D2253/30—Physical properties of adsorbents
    • B01D2253/34—Specific shapes
    • B01D2253/342—Monoliths
    • B01D2253/3425—Honeycomb shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/30—Sulfur compounds
    • B01D2257/302—Sulfur oxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/02—Other waste gases
    • B01D2258/0283—Flue gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2259/00—Type of treatment
    • B01D2259/40—Further details for adsorption processes and devices
    • B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
    • B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
    • B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
    • 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
    • B01D53/06—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 moving adsorbents, e.g. rotating beds
    • B01D53/08—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 moving adsorbents, e.g. rotating beds according to the "moving bed" method
    • 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
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00212—Plates; Jackets; Cylinders

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)
ES347667A 1966-11-28 1967-11-27 Un procedimiento para la eliminacion de oxidos de azufre deuna mezcla gaseosa que comprende oxidos de azufre y oxigeno. Expired ES347667A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5314166 1966-11-28
GB22589/67A GB1154008A (en) 1966-11-28 1966-11-28 Process for the Removal of Suplhur Oxides from Gas Mixtures and an apparatus therefor

Publications (1)

Publication Number Publication Date
ES347667A1 true ES347667A1 (es) 1969-03-16

Family

ID=26256017

Family Applications (1)

Application Number Title Priority Date Filing Date
ES347667A Expired ES347667A1 (es) 1966-11-28 1967-11-27 Un procedimiento para la eliminacion de oxidos de azufre deuna mezcla gaseosa que comprende oxidos de azufre y oxigeno.

Country Status (11)

Country Link
US (1) US3501897A (es)
JP (1) JPS5340959B1 (es)
BE (1) BE707110A (es)
CH (1) CH511051A (es)
DE (1) DE1619923C3 (es)
DK (1) DK130891B (es)
ES (1) ES347667A1 (es)
GB (1) GB1154008A (es)
NL (1) NL157216B (es)
NO (1) NO122969B (es)
SE (1) SE354421B (es)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6909550A (es) * 1969-06-23 1970-12-28
GB1224816A (en) * 1967-10-06 1971-03-10 Bergwerksverband Gmbh Improvements in or relating to absorption agents
US3989798A (en) * 1969-02-18 1976-11-02 Exxon Research And Engineering Company Regenerating flue gas desulfurization catalysts with reducing gas
US3892677A (en) * 1969-07-15 1975-07-01 Shell Oil Co Process for regeneration of sulfur oxide acceptors
US3723598A (en) * 1970-11-05 1973-03-27 Kennecott Copper Corp Dry cyclic process utilizing a manganous oxide absorbent for removal of dilute sulfur values from gas streams
US3747308A (en) * 1971-02-03 1973-07-24 Shell Oil Co Gas treating apparatus
US3900298A (en) * 1971-04-01 1975-08-19 Vulcan Materials Co Prevention of air pollution by using activated alumina solid adsorbent to remove particulates of less than 0.5 microns from flue gases
BE790816A (fr) * 1971-11-01 1973-04-30 Exxon Research Engineering Co Desulfuration de gaz de carneau pour l'utilisation d'un sorbanta grand volume vide
BE795150A (fr) * 1972-02-14 1973-05-29 Braun Ag Ventilateur deplacable
US3812652A (en) * 1972-04-27 1974-05-28 Gulf Research Development Co Process for regenerating metal oxides used in the removal of arsenic from gaseous streams
US3812653A (en) * 1972-04-27 1974-05-28 Gulf Research Development Co Process for reducing the arsenic content of gaseous hydrocarbon streams by use of supported copper or copper oxide
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
US4005017A (en) * 1972-12-25 1977-01-25 Japan Gasoline Co., Ltd. Contacting apparatus
GB1430199A (en) * 1973-03-19 1976-03-31 Shell Int Research Process for the preparation of acceptors
US4004885A (en) * 1973-05-08 1977-01-25 Shell Oil Company Removal of sulfur oxides and particulate matter from waste gas streams
GB1474184A (en) * 1973-05-08 1977-05-18 Shell Int Research Process for removing sulphur oxides and particulate matter from waste gases and apparatus therefor
US4059418A (en) * 1973-08-23 1977-11-22 Exxon Research & Engineering Co. Flue gas desulfurization sorbent and process
US4051226A (en) * 1974-03-05 1977-09-27 Shell Oil Company Prevention of explosive mixtures in the regeneration of sulfur oxide acceptors
US4001375A (en) * 1974-08-21 1977-01-04 Exxon Research And Engineering Company Process for the desulfurization of flue gas
US4164546A (en) * 1974-12-19 1979-08-14 Exxon Research & Engineering Co. Method of removing nitrogen oxides from gaseous mixtures
USRE29771E (en) * 1975-01-10 1978-09-19 Exxon Research & Engineering Co. Flue gas desulfurization sorbent
JPS5230285A (en) * 1975-09-03 1977-03-07 Seitetsu Kagaku Co Ltd Regeneration method of catalyst
JPS5363267A (en) * 1976-11-19 1978-06-06 Hitachi Ltd Removing method for nitrogen oxides
US4193972A (en) * 1977-11-02 1980-03-18 Uop Inc. Treating particle-containing SOx or NOx gas streams in parallel passage contactors
DE2755729C2 (de) * 1977-12-14 1983-05-05 Nikolaj Nikolaevič Azarov Einrichtung zur Herstellung von Reinstwasser
US4325926A (en) * 1977-12-16 1982-04-20 Chevron Research Company Process for removing sulfur dioxide from a gas
US4165275A (en) * 1977-12-16 1979-08-21 Chevron Research Company Lowering sulfur oxide output from catalyst regeneration
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
US4241033A (en) * 1979-02-01 1980-12-23 Uop Inc. Process for the separation of sulfur oxides from a gaseous mixture containing sulfur oxides and oxygen
US4409336A (en) * 1981-02-17 1983-10-11 Standard Oil Company (Indiana) Method of analysis for determining very low sulfur levels in volatilizable samples
DK450781A (da) * 1981-10-12 1983-04-13 Niro Atomizer As Fremgangsmaade til fjernelse af nitrogenoxider og svovloxider fra spildgasser
US4400355A (en) * 1981-12-07 1983-08-23 Donnelly Francis M Apparatus for desulfurizing combustion gases
US4464350A (en) * 1982-12-16 1984-08-07 Uop Inc. Parallel passage gas treating process
US4449991A (en) * 1982-12-20 1984-05-22 Exxon Research And Engineering Co. Removal of sulfur from process streams
US4504450A (en) * 1982-12-20 1985-03-12 Uop Inc. Sulfur oxides and nitrogen oxides gas treating process
US4428827A (en) * 1983-01-24 1984-01-31 Uop Inc. FCC Sulfur oxide acceptor
JPS60156530A (ja) * 1983-12-30 1985-08-16 ユーオーピー　インコーポレイテツド ガス流から硫黄酸化物を除去する方法
US4553986A (en) * 1984-11-13 1985-11-19 Westinghouse Electric Corp. Filtering system and method of using same
JPS6265918A (ja) * 1985-09-17 1987-03-25 Kansai Coke & Chem Co Ltd Ｃｏ分離回収用吸着剤、その製造法およびそれを用いて高純度ｃｏを分離回収する方法
US4869734A (en) * 1986-03-03 1989-09-26 Tri-Dim Filter Corporation Air cleaning system
US4786484A (en) * 1987-02-03 1988-11-22 Sanitech, Inc. Process for absorbing toxic gas
CA1298963C (en) * 1987-06-05 1992-04-21 Pieter Lammert Zuideveld Contacting device for gas and solid particles
US4917711A (en) * 1987-12-01 1990-04-17 Peking University Adsorbents for use in the separation of carbon monoxide and/or unsaturated hydrocarbons from mixed gases
DE3816768C1 (es) * 1988-05-17 1989-10-12 Steuler-Industriewerke Gmbh, 5410 Hoehr-Grenzhausen, De
US5035065A (en) * 1988-06-03 1991-07-30 Parkinson Martin C Method and apparatus using molecular sieves for freeze drying
EP0396650B2 (de) * 1988-09-02 1995-04-12 GebràœDer Sulzer Aktiengesellschaft Vorrichtung zur durchführung katalysierter reaktionen
US4875914A (en) * 1989-03-20 1989-10-24 Wallace Wireman Gas & odor adsorbing unit
EP0434219B1 (en) * 1989-11-22 1995-02-01 Alberta Research Council Hollow fiber bundle element
US5202101A (en) * 1991-03-21 1993-04-13 General Electric Environmental Services Regenerative process and system for the simultaneous removal of particulates and the oxides of sulfur and nitrogen from a gas stream
DE20012867U1 (de) * 2000-07-25 2001-12-06 Anton Steinecker Maschinenfabrik GmbH, 85356 Freising Filtervorrichtung
US6652627B1 (en) * 2002-10-30 2003-11-25 Velocys, Inc. Process for separating a fluid component from a fluid mixture using microchannel process technology
JP4956996B2 (ja) * 2003-12-24 2012-06-20 株式会社ブリヂストン 燃料電池用空気の浄化方法及び装置並びに燃料電池
US20060198776A1 (en) * 2005-03-03 2006-09-07 Cross Joseph B Mercury removal sorbent
US20060198774A1 (en) * 2005-03-03 2006-09-07 Cross Joseph B Mercury Removal sorbent
US7625837B2 (en) * 2005-06-21 2009-12-01 Conocophillips Company Process for the removal of heavy metals from gases, and compositions therefor and therewith
GB201005398D0 (en) 2010-03-31 2010-05-12 Univ Cranfield Gas filter
PL3900823T3 (pl) 2020-04-21 2024-10-07 Desotec Nv Sposób regeneracji adsorbentu węglowego

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732074A (en) * 1956-01-24 kuthe
US2195563A (en) * 1936-03-16 1940-04-02 Granger Louis Device for protection against poison gases
US3034947A (en) * 1956-04-25 1962-05-15 John R Conlisk Gas-aerosol filter material
FR1357675A (fr) * 1963-02-11 1964-04-10 Aquitaine Petrole Nouveau catalyseur pour la récupération de composés soufrés gazeux contenus en faibles concentrations dans les gaz résiduaires et fumées, et leur transformation en anhydride sulfurique et procédé employant un tel catalyseur
DE1193019B (de) * 1963-06-20 1965-05-20 Reinluft G M B H Verfahren zur Adsorption von Schwefeloxyden sowie gleichzeitig von einer oder mehreren reduzierenden Schwefelverbindungen aus industriellen Gasen, insbesondere Abgasen
NL298751A (es) * 1963-10-03

Also Published As

Publication number Publication date
NO122969B (es) 1971-09-13
NL157216B (nl) 1978-07-17
US3501897A (en) 1970-03-24
DE1619923B2 (de) 1978-05-11
DE1619923C3 (de) 1979-04-12
DK130891B (da) 1975-04-28
NL6716079A (es) 1968-05-29
DE1619923A1 (de) 1971-03-25
JPS5340959B1 (es) 1978-10-30
DK130891C (es) 1975-09-22
GB1154008A (en) 1969-06-04
CH511051A (de) 1971-08-15
SE354421B (es) 1973-03-12
BE707110A (es) 1968-05-27

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