NL7307675A - - Google Patents

Info

Publication number
NL7307675A
NL7307675A NL7307675A NL7307675A NL7307675A NL 7307675 A NL7307675 A NL 7307675A NL 7307675 A NL7307675 A NL 7307675A NL 7307675 A NL7307675 A NL 7307675A NL 7307675 A NL7307675 A NL 7307675A
Authority
NL
Netherlands
Application number
NL7307675A
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 NL7307675A publication Critical patent/NL7307675A/xx

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
    • 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
    • B01D53/1493—Selection of liquid materials for use as absorbents
    • 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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/041—Oxides or hydroxides
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/04—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising compounds of alkali metals, alkaline earth metals or magnesium
    • B01J20/043—Carbonates or bicarbonates, e.g. limestone, dolomite, aragonite
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/02—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material
    • B01J20/06—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04
    • B01J20/08—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group B01J20/04 comprising aluminium oxide or hydroxide; comprising bauxite
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
    • B01J20/28054—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J20/28057—Surface area, e.g. B.E.T specific surface area
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3433—Regenerating or reactivating of sorbents or filter aids other than those covered by B01J20/3408 - B01J20/3425
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/345—Regenerating or reactivating using a particular desorbing compound or mixture
    • B01J20/3458—Regenerating or reactivating using a particular desorbing compound or mixture in the gas phase
    • 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
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/30—Processes for preparing, regenerating, or reactivating
    • B01J20/34—Regenerating or reactivating
    • B01J20/3483—Regenerating or reactivating by thermal treatment not covered by groups B01J20/3441 - B01J20/3475, e.g. by heating or cooling
    • 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
    • B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
    • B01D2253/1124—Metal oxides
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S502/00—Catalyst, solid sorbent, or support therefor: product or process of making
    • Y10S502/515—Specific contaminant removal
    • Y10S502/517—Sulfur or sulfur compound removal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Treating Waste Gases (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
NL7307675A 1972-06-16 1973-06-01 NL7307675A (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26348372A 1972-06-16 1972-06-16

Publications (1)

Publication Number Publication Date
NL7307675A true NL7307675A (cs) 1973-12-18

Family

ID=23001969

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7307675A NL7307675A (cs) 1972-06-16 1973-06-01

Country Status (9)

Country Link
US (1) US4323544A (cs)
JP (1) JPS4963685A (cs)
AU (1) AU5689473A (cs)
BE (1) BE801007A (cs)
DE (1) DE2330234A1 (cs)
FR (1) FR2189112A1 (cs)
GB (1) GB1433762A (cs)
IT (1) IT985466B (cs)
NL (1) NL7307675A (cs)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5822247B2 (ja) * 1974-10-11 1983-05-07 ニホンコウギヨウ カブシキガイシヤ ハイガスノシヨリホウ
JPS52101681A (en) * 1976-02-21 1977-08-25 Katsukawa Heitarou Gas absorbing and adsorbing agents
JPS5355491A (en) * 1976-10-29 1978-05-19 Matsushita Electric Ind Co Ltd Nitrogen oxides removing agent
US4298497A (en) * 1980-01-21 1981-11-03 Nalco Chemical Company Composition for preventing cold end corrosion in boilers
US4364858A (en) * 1980-07-21 1982-12-21 Aluminum Company Of America Method of producing an activated alumina Claus catalyst
US4579831A (en) * 1983-03-29 1986-04-01 Chevron Research Company Method of zeolitic catalyst manufacture
US4836993A (en) * 1983-09-27 1989-06-06 Amoco Corporation Process for removing sulfur oxides from a gas
DE3430887C2 (de) * 1984-08-22 1987-02-05 Didier-Werke Ag, 6200 Wiesbaden Verfahren zur Reaktivierung eines Katalysators
US4755499A (en) * 1984-10-12 1988-07-05 Noxso Corporation Sorbent for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
DE3590533C2 (de) * 1984-10-12 1996-10-31 Noxso Corp Sorbens für die Entfernung von Stickoxiden, Schwefeloxiden und Schwefelwasserstoff aus Gasströmen
US4940569A (en) * 1984-10-12 1990-07-10 Noxso Corporation Sorbent and processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
US4798711A (en) * 1984-10-12 1989-01-17 Noxso Corporation Processes for removing nitrogen oxides, sulfur oxides and hydrogen sulfide from gas streams
US4925549A (en) * 1984-10-31 1990-05-15 Chevron Research Company Sulfur removal system for protection of reforming catalyst
GB2172277B (en) * 1985-03-13 1989-06-21 Hokkaido Electric Power Preparation process of desulfurizing and denitrating agents
US4783325A (en) * 1985-05-14 1988-11-08 Jones Dale G Process and apparatus for removing oxides of nitrogen and sulfur from combustion gases
DE3529272A1 (de) * 1985-08-16 1987-02-19 Bergwerksverband Gmbh Verfahren zur abtrennung von festen und gasfoermigen schadstoffen aus heissen gasen
US4855117A (en) * 1985-09-13 1989-08-08 Institut Francais Du Petrole Process for removing sulfur oxides from a gas by means of an absorption mass regenerable by reaction with elemental sulfur
FR2587237B1 (fr) * 1985-09-13 1988-01-08 Inst Francais Du Petrole Procede d'elimination d'oxydes de soufre d'un gaz au moyen d'une masse d'absorption regenerable par reaction avec du soufre elementaire
US4639259A (en) * 1985-10-09 1987-01-27 Kaiser Aluminum & Chemical Corporation Promoted scavenger for purifying HCl-contaminated gases
US4663020A (en) * 1986-02-21 1987-05-05 Amoco Corporation Multizone naphtha reforming process
US4732888A (en) * 1986-05-15 1988-03-22 Amax Inc. Durable zinc ferrite sorbent pellets for hot coal gas desulfurization
GB2200621A (en) * 1987-02-06 1988-08-10 Coal Ind Treatment of gases
EP0655273A3 (de) * 1987-05-18 1995-07-26 Ftu Gmbh Verfahren zur Reinigung von Gasen und Abgasen.
US4829036A (en) * 1988-04-21 1989-05-09 Sanitech, Inc. Regeneration process for spent SO2 -NOX sorbents
EP0454885A1 (de) * 1990-05-02 1991-11-06 Ftu Gmbh Verfahren zur Reinigung von Gasen und Abgasen von Schadstoffen
US5096871A (en) * 1990-07-03 1992-03-17 Alcan International Limited Alumina-alkali metal aluminum silicate agglomerate acid adsorbents
US5180703A (en) * 1991-04-24 1993-01-19 W. R. Grace & Co.-Conn. Sox/nox sorbent and process of use
JPH0741142B2 (ja) * 1991-06-11 1995-05-10 川崎重工業株式会社 道路トンネル換気ガス中の低濃度窒素酸化物の除去方法
DE4130035C2 (de) * 1991-09-10 1997-08-14 Alpha Labor Gmbh Absorber zur Entfernung von sauren Schadstoffen aus einem Abgasstrom
DE69216764T2 (de) * 1991-10-31 1997-05-22 Hitachi Shipbuilding Eng Co Adsorbtionsmittel zur Entfernung von Niedrig-Konzentration-Stickoxiden
US5458861A (en) * 1992-04-15 1995-10-17 Mobil Oil Corporation Desulfurizing a gas stream
US5292492A (en) * 1992-05-04 1994-03-08 Mobil Oil Corporation Recovering sulfur from ammonia acid 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
JP3303486B2 (ja) * 1993-12-17 2002-07-22 トヨタ自動車株式会社 排ガス浄化用触媒の製造方法
JP3511314B2 (ja) * 1994-07-12 2004-03-29 株式会社キャタラー 排気ガス浄化用触媒および排気ガス浄化方法
US5741469A (en) * 1994-07-20 1998-04-21 Mobil Oil Corporation Process scheme for SOx removal from flue gases
US5599758A (en) * 1994-12-23 1997-02-04 Goal Line Environmental Technologies Regeneration of catalyst/absorber
US5656064A (en) * 1995-10-04 1997-08-12 Air Products And Chemicals, Inc. Base treated alumina in pressure swing adsorption
KR100222918B1 (ko) * 1997-09-04 1999-10-01 윤덕용 γ-알루미나에 알칼리염 및 산화구리가 담지되어 있는 흡수제
US5910294A (en) * 1997-11-17 1999-06-08 Air Products And Chemicals, Inc. Abatement of NF3 with metal oxalates
US5953911A (en) * 1998-02-04 1999-09-21 Goal Line Environmental Technologies Llc Regeneration of catalyst/absorber
US20020052291A1 (en) * 1999-09-30 2002-05-02 Ranjani Siriwardane Low temperature sorbents for removal of sulfur compounds from fluid feed streams
CA2397226C (en) * 2000-01-11 2009-09-29 Emerachem, Llc Process, catalyst system, and apparatus for treating sulfur compound containing effluent
US7021049B2 (en) * 2000-09-29 2006-04-04 Ford Global Technologies, Llc Vehicle sulfur oxide trap and related method
DE10053904C2 (de) * 2000-10-31 2003-05-22 Emitec Emissionstechnologie Kleinvolumiger NO¶x¶-Adsorber
US20040223929A1 (en) * 2003-05-08 2004-11-11 The Procter & Gamble Company Personal care compositions containing hydrophobically modified interference pigments
US8790668B2 (en) * 2003-05-08 2014-07-29 The Procter & Gamble Company Personal care compositions that deposit shiny particles
US20040234565A1 (en) * 2003-05-08 2004-11-25 The Procter & Gamble Company Method for using personal care compositions containing shiny particles
US20050250658A1 (en) * 2004-05-07 2005-11-10 Putman Christopher D Methods of conditioning the skin and articles of commerce
US8147853B2 (en) * 2005-02-15 2012-04-03 The Procter & Gamble Company Personal care compositions containing hydrophobically modified non-platelet particles
US7744841B2 (en) * 2005-09-15 2010-06-29 New Technology Ventures, Inc. Sulfur removal using ferrous carbonate absorbent
CA2671051C (en) 2006-11-30 2015-11-24 Purafil, Inc. Dry-scrubbing media compositions and methods of production and use
US8168297B2 (en) * 2007-04-23 2012-05-01 E. I. Du Pont De Nemours And Company Fluoropolymer coated film, process for forming the same, and fluoropolymer liquid composition
DE602008002999D1 (de) * 2008-03-17 2010-11-25 Res Inst Petroleum Industry Verbesserung von Süsslösungen zur Entfernung von Schwefelwasserstoff aus Gasströmen
US8992867B2 (en) * 2008-03-25 2015-03-31 Purafil, Inc. Dry-scrubbing media compositions and methods of production and use
CN101816886B (zh) * 2010-04-29 2012-01-25 昆明理工大学 燃煤烟气同时脱硫、脱硝和脱碳的方法
US9023237B2 (en) 2013-06-19 2015-05-05 New Technology Ventures, Inc. Highly active nano iron catalyst for the absorption of hydrogen sulfide
US9458027B2 (en) 2013-06-19 2016-10-04 New Technology Ventures, Inc. Sulfided iron (II) compound and method of manufacture
CA3038760C (en) * 2016-10-14 2023-03-07 Liwei Huang A noxious gas purificant and its preparation and purification method thereof
CN112933909B (zh) * 2021-03-08 2022-09-06 上海交通大学 一种烟气硫氧化物去除用脱硫吸附剂及其制备方法和应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2992884A (en) * 1959-10-07 1961-07-18 Bienstock Daniel Process for the removal of sulfur oxides from gases
US3551093A (en) * 1968-10-21 1970-12-29 Us Interior Alkalized alumina absorbent and method of making same
US3790660A (en) * 1971-02-22 1974-02-05 Wellman Lord Inc Process for recovering sulfur dioxide from gases
US3755535A (en) * 1971-09-16 1973-08-28 Shell Oil Co Process for the removal of sulfur trioxide from industrial off gases
CA1106151A (fr) * 1975-10-10 1981-08-04 Robert Voirin Desulfuration de gaz contenant du so.sub.2

Also Published As

Publication number Publication date
IT985466B (it) 1974-11-30
BE801007A (fr) 1973-10-01
US4323544A (en) 1982-04-06
DE2330234A1 (de) 1974-01-03
FR2189112A1 (cs) 1974-01-25
AU5689473A (en) 1974-12-19
GB1433762A (en) 1976-04-28
JPS4963685A (cs) 1974-06-20

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