IT9020455A0 - - Google Patents

Info

Publication number
IT9020455A0
IT9020455A0 IT20455A IT2045590A IT9020455A0 IT 9020455 A0 IT9020455 A0 IT 9020455A0 IT 20455 A IT20455 A IT 20455A IT 2045590 A IT2045590 A IT 2045590A IT 9020455 A0 IT9020455 A0 IT 9020455A0
Authority
IT
Italy
Application number
IT20455A
Other languages
Italian (it)
Other versions
IT1248656B (it
IT9020455A1 (it
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 IT9020455A0 publication Critical patent/IT9020455A0/it
Priority to IT02045590A priority Critical patent/IT1248656B/it
Priority to AT91108740T priority patent/ATE119430T1/de
Priority to EP91108740A priority patent/EP0459424B1/en
Priority to ES91108740T priority patent/ES2069769T3/es
Priority to DE69107896T priority patent/DE69107896T2/de
Priority to DK91108740.1T priority patent/DK0459424T3/da
Priority to JP3125992A priority patent/JPH0615176A/ja
Priority to US07/707,049 priority patent/US5221657A/en
Publication of IT9020455A1 publication Critical patent/IT9020455A1/it
Application granted granted Critical
Publication of IT1248656B publication Critical patent/IT1248656B/it
Priority to GR950400654T priority patent/GR3015521T3/el

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
    • B01J23/70—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
    • B01J23/78—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 alkali- or alkaline earth metals
    • 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
    • B01J35/34—Mechanical properties
    • B01J35/36—Mechanical strength
    • 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
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 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
    • 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
    • B01J35/66—Pore distribution
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/04—Preparation of ammonia by synthesis in the gas phase
    • C01C1/0405—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst
    • C01C1/0411—Preparation of ammonia by synthesis in the gas phase from N2 and H2 in presence of a catalyst characterised by the catalyst
    • 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
    • B01J2235/00—Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • B01J2235/30—Scanning electron microscopy; Transmission electron microscopy
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT02045590A 1990-05-29 1990-05-29 Processo per la produzione del precursore di un catalizzatore precipitato per la sintesi dell`ammoniaca. IT1248656B (it)

Priority Applications (9)

Application Number Priority Date Filing Date Title
IT02045590A IT1248656B (it) 1990-05-29 1990-05-29 Processo per la produzione del precursore di un catalizzatore precipitato per la sintesi dell`ammoniaca.
DE69107896T DE69107896T2 (de) 1990-05-29 1991-05-28 Verfahren zur Herstellung eines Fällungskatalysatorvorläufers für die Ammoniaksynthese.
EP91108740A EP0459424B1 (en) 1990-05-29 1991-05-28 Process for producing the precursor of a precipitated catalyst for the ammonia synthesis
ES91108740T ES2069769T3 (es) 1990-05-29 1991-05-28 Procedimiento para obtener el precursor de un catalizador precipitado para la sintesis del amoniaco.
AT91108740T ATE119430T1 (de) 1990-05-29 1991-05-28 Verfahren zur herstellung eines fällungskatalysatorvorläufers für die ammoniaksynthese.
DK91108740.1T DK0459424T3 (da) 1990-05-29 1991-05-28 "Fremgangsmåde til fremstilling af forstadiet til en præcipiteret katalysator til ammoniaksyntese"
JP3125992A JPH0615176A (ja) 1990-05-29 1991-05-29 アンモニア合成用の沈澱触媒の前駆体の製造法
US07/707,049 US5221657A (en) 1990-05-29 1991-05-29 Process for producing the precursor of a precipitated catalyst for the ammonia synthesis
GR950400654T GR3015521T3 (en) 1990-05-29 1995-03-22 Process for producing the precursor of a precipitated catalyst for the ammonia synthesis.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02045590A IT1248656B (it) 1990-05-29 1990-05-29 Processo per la produzione del precursore di un catalizzatore precipitato per la sintesi dell`ammoniaca.

Publications (3)

Publication Number Publication Date
IT9020455A0 true IT9020455A0 (OSRAM) 1990-05-29
IT9020455A1 IT9020455A1 (it) 1991-11-29
IT1248656B IT1248656B (it) 1995-01-26

Family

ID=11167209

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02045590A IT1248656B (it) 1990-05-29 1990-05-29 Processo per la produzione del precursore di un catalizzatore precipitato per la sintesi dell`ammoniaca.

Country Status (9)

Country Link
US (1) US5221657A (OSRAM)
EP (1) EP0459424B1 (OSRAM)
JP (1) JPH0615176A (OSRAM)
AT (1) ATE119430T1 (OSRAM)
DE (1) DE69107896T2 (OSRAM)
DK (1) DK0459424T3 (OSRAM)
ES (1) ES2069769T3 (OSRAM)
GR (1) GR3015521T3 (OSRAM)
IT (1) IT1248656B (OSRAM)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK0763379T3 (da) * 1994-05-26 2002-05-27 Univ Zhejiang Technology Katalysator på basis af Fe(1-x)O til syntese af ammoniak
ES2222468T3 (es) * 1994-12-14 2005-02-01 Shell Internationale Research Maatschappij B.V. Proceso de preparacion de catalizadores de deshidrogenacion.
NO306541B1 (no) * 1998-03-13 1999-11-22 Norsk Hydro As Katalysator
RU2142340C1 (ru) * 1999-01-05 1999-12-10 ОАО "Аромасинтез" Способ получения катализатора для синтеза аммиака
EP1304164A1 (en) * 2001-10-15 2003-04-23 Haldor Topsoe A/S Process for the production of mixed metal oxide containing catalysts
RU2203733C1 (ru) * 2002-03-05 2003-05-10 Меньшов Владимир Никифорович Способ получения гранулированного катализатора для синтеза аммиака
KR100905403B1 (ko) * 2007-10-18 2009-06-30 한국지질자원연구원 저품위 철광석을 이용한 아세트산 철(ⅱ)의 제조방법
DE102008004135B4 (de) * 2008-01-11 2014-03-06 H.C. Starck Gmbh Katalysatorpulver
JP6185255B2 (ja) * 2013-02-22 2017-08-23 旭化成株式会社 酸化物触媒及びその製造方法、並びに不飽和アルデヒドの製造方法
WO2023249030A1 (ja) * 2022-06-24 2023-12-28 国立大学法人東京工業大学 含水素アルミニウムと鉄を組み合わせたアンモニア合成触媒

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3746658A (en) * 1970-05-01 1973-07-17 Getters Spa Catalysts
US3755294A (en) * 1970-10-26 1973-08-28 Cpc Inc Process for the production of d-arabinose
SU598632A1 (ru) * 1977-02-21 1978-03-25 Институт общей и неорганической химии АН Белорусской ССР Катализатор дл синтеза аммиака
US4499204A (en) * 1984-01-03 1985-02-12 Exxon Research & Engineering Co. Leached catalyst for ammonia synthesis
GB8419851D0 (en) * 1984-08-03 1984-09-05 Ici Plc Catalyst production
US4689317A (en) * 1984-08-03 1987-08-25 Imperial Chemical Industries Plc Catalyst precursor for ammonia synthesis and process for its production
EP0200315A3 (en) * 1985-03-25 1988-05-25 Imperial Chemical Industries Plc Catalysts
NL8502992A (nl) * 1985-11-01 1987-06-01 Dow Chemical Nederland Werkwijze voor het beladen van een gevormd dragermateriaal met een katalytisch actief materiaal of met een precursor van een katalytisch actief materiaal en gevormde katalysator verkregen onder toepassing van de werkwijze.
IT1215723B (it) * 1988-01-18 1990-02-22 Ausimont Spa A media porosita', supportato su processo per la produzione di un matrice silicea, a base di vanadio. catalizzatore ad elevata densita' e

Also Published As

Publication number Publication date
ATE119430T1 (de) 1995-03-15
IT1248656B (it) 1995-01-26
IT9020455A1 (it) 1991-11-29
JPH0615176A (ja) 1994-01-25
ES2069769T3 (es) 1995-05-16
DE69107896D1 (de) 1995-04-13
DK0459424T3 (da) 1995-05-22
US5221657A (en) 1993-06-22
EP0459424A1 (en) 1991-12-04
GR3015521T3 (en) 1995-06-30
DE69107896T2 (de) 1995-07-27
EP0459424B1 (en) 1995-03-08

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970515