IT8819097A0 - A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e - Google Patents

A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e

Info

Publication number
IT8819097A0
IT8819097A0 IT8819097A IT1909788A IT8819097A0 IT 8819097 A0 IT8819097 A0 IT 8819097A0 IT 8819097 A IT8819097 A IT 8819097A IT 1909788 A IT1909788 A IT 1909788A IT 8819097 A0 IT8819097 A0 IT 8819097A0
Authority
IT
Italy
Prior art keywords
vanadium
supported
production
high density
based process
Prior art date
Application number
IT8819097A
Other languages
English (en)
Other versions
IT1215723B (it
Inventor
Luigi Cavalli
Renzo Nardini
Original Assignee
Ausimont Spa
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 Ausimont Spa filed Critical Ausimont Spa
Priority to IT8819097A priority Critical patent/IT1215723B/it
Publication of IT8819097A0 publication Critical patent/IT8819097A0/it
Priority to DE89100738T priority patent/DE68910542T2/de
Priority to CA000588430A priority patent/CA1333171C/en
Priority to US07/297,345 priority patent/US4983557A/en
Priority to ES89100738T priority patent/ES2045200T3/es
Priority to EP89100738A priority patent/EP0325214B1/en
Priority to JP1007867A priority patent/JPH01310740A/ja
Application granted granted Critical
Publication of IT1215723B publication Critical patent/IT1215723B/it

Links

Classifications

    • 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
    • B01J23/90—Regeneration or reactivation
    • B01J23/94—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the iron group metals or copper
    • 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
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/84—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J23/847—Vanadium, niobium or tantalum or polonium
    • B01J23/8472—Vanadium
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/31—Density
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/612—Surface area less than 10 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/633—Pore volume less than 0.5 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/635—0.5-1.0 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/651—50-500 nm
    • 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
    • B01J38/00—Regeneration or reactivation of catalysts, in general
    • B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
    • B01J38/485—Impregnating or reimpregnating with, or deposition of metal compounds or catalytically active elements
    • 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
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/74—Preparation
    • C01B17/76—Preparation by contact processes
    • C01B17/78—Preparation by contact processes characterised by the catalyst used
    • C01B17/79—Preparation by contact processes characterised by the catalyst used containing vanadium
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT8819097A 1988-01-18 1988-01-18 A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e IT1215723B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT8819097A IT1215723B (it) 1988-01-18 1988-01-18 A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e
DE89100738T DE68910542T2 (de) 1988-01-18 1989-01-17 Verfahren zur Herstellung eines Katalysators mit hoher Dichte und mittlerer Porösität, der Vanadium enthält und auf einer kieselartigen Matrix aufgetragen ist.
CA000588430A CA1333171C (en) 1988-01-18 1989-01-17 Process for preparing a high-density and middle-porosity catalyst, supported on a siliceous matrix, based on vanadium
US07/297,345 US4983557A (en) 1988-01-18 1989-01-17 Process for preparing a high-density and middle-porosity catalyst, supported on a siliceous matrix, based on vanadium
ES89100738T ES2045200T3 (es) 1988-01-18 1989-01-17 Procedimiento para la preparacion de un catalizador a base de vanadio de porosidad media y alta densidad soportado sobre una matriz silicia.
EP89100738A EP0325214B1 (en) 1988-01-18 1989-01-17 Process for preparing a vanadium-based, high density, medium-porosity catalyst supported on a siliceous matrix
JP1007867A JPH01310740A (ja) 1988-01-18 1989-01-18 石英質マトリックス上に担持された、バナジウムを基材とする高密度中多孔質触媒の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8819097A IT1215723B (it) 1988-01-18 1988-01-18 A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e

Publications (2)

Publication Number Publication Date
IT8819097A0 true IT8819097A0 (it) 1988-01-18
IT1215723B IT1215723B (it) 1990-02-22

Family

ID=11154500

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8819097A IT1215723B (it) 1988-01-18 1988-01-18 A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e

Country Status (7)

Country Link
US (1) US4983557A (it)
EP (1) EP0325214B1 (it)
JP (1) JPH01310740A (it)
CA (1) CA1333171C (it)
DE (1) DE68910542T2 (it)
ES (1) ES2045200T3 (it)
IT (1) IT1215723B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1248656B (it) * 1990-05-29 1995-01-26 Mini Ricerca Scient Tecnolog Processo per la produzione del precursore di un catalizzatore precipitato per la sintesi dell`ammoniaca.
WO1994015708A1 (de) * 1993-01-14 1994-07-21 Erwin Oser Verfahren zur herstellung von anorganischen verbindungen
DE19800800C2 (de) * 1998-01-13 2001-05-23 Metallgesellschaft Ag Verfahren zur Herstellung von Schwefelsäure
EP3569308A1 (de) * 2018-05-18 2019-11-20 Basf Se Formkörper in form von multiloben

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1880678A (en) * 1929-08-03 1932-10-04 Calco Chemical Co Inc Catalytic contact mass
US2029376A (en) * 1931-03-13 1936-02-04 Gen Chemical Corp Method for making a catalyst
BE560004A (it) * 1956-08-13 1958-02-12
US4155875A (en) * 1975-07-18 1979-05-22 Nippon Mining Co., Ltd. Method of softening caked catalyst
US4284530A (en) * 1979-12-17 1981-08-18 Stauffer Chemical Company Novel support for catalysts
US4485190A (en) * 1980-04-02 1984-11-27 Stauffer Chemical Company Process for preparing an oxidation catalyst
JPS5715842A (en) * 1980-06-30 1982-01-27 Nitto Chem Ind Co Ltd Manufacture of highly active fluid catalyst from coarse grained catalyst
DE3401676A1 (de) * 1984-01-19 1985-07-25 Metallgesellschaft Ag, 6000 Frankfurt Verfahren zur herstellung eines v(pfeil abwaerts)2(pfeil abwaerts)o(pfeil abwaerts)5(pfeil abwaerts) und alkalisulfat enthaltenden katalysators zur oxidation von so(pfeil abwaerts)2(pfeil abwaerts) zu so(pfeil abwaerts)3(pfeil abwaerts)

Also Published As

Publication number Publication date
IT1215723B (it) 1990-02-22
EP0325214B1 (en) 1993-11-10
DE68910542T2 (de) 1994-02-24
JPH01310740A (ja) 1989-12-14
CA1333171C (en) 1994-11-22
ES2045200T3 (es) 1994-01-16
US4983557A (en) 1991-01-08
DE68910542D1 (de) 1993-12-16
EP0325214A1 (en) 1989-07-26

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