ATE119430T1 - Verfahren zur herstellung eines fällungskatalysatorvorläufers für die ammoniaksynthese. - Google Patents

Verfahren zur herstellung eines fällungskatalysatorvorläufers für die ammoniaksynthese.

Info

Publication number
ATE119430T1
ATE119430T1 AT91108740T AT91108740T ATE119430T1 AT E119430 T1 ATE119430 T1 AT E119430T1 AT 91108740 T AT91108740 T AT 91108740T AT 91108740 T AT91108740 T AT 91108740T AT E119430 T1 ATE119430 T1 AT E119430T1
Authority
AT
Austria
Prior art keywords
iron
producing
catalyst precursor
water
ammonia synthesis
Prior art date
Application number
AT91108740T
Other languages
German (de)
English (en)
Inventor
Franco Dr Montino
Luigi Dr Balducci
Francesco Dr Ferrero
Nicola Dr Pernicone
Original Assignee
Mini Ricerca Scient Tecnolog
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 Mini Ricerca Scient Tecnolog filed Critical Mini Ricerca Scient Tecnolog
Application granted granted Critical
Publication of ATE119430T1 publication Critical patent/ATE119430T1/de

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)
AT91108740T 1990-05-29 1991-05-28 Verfahren zur herstellung eines fällungskatalysatorvorläufers für die ammoniaksynthese. ATE119430T1 (de)

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 (1)

Publication Number Publication Date
ATE119430T1 true ATE119430T1 (de) 1995-03-15

Family

ID=11167209

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91108740T ATE119430T1 (de) 1990-05-29 1991-05-28 Verfahren zur herstellung eines fällungskatalysatorvorläufers für die ammoniaksynthese.

Country Status (9)

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

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6792894A (en) * 1994-05-26 1995-12-21 Zhejiang University Of Technology Fe1-xo-based catalyst for ammonia synthesis
CN1099908C (zh) * 1994-12-14 2003-01-29 国际壳牌研究有限公司 脱氢催化剂和脱氢方法
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
EP4545176A1 (en) * 2022-06-24 2025-04-30 Institute of Science Tokyo Catalyst for ammonia synthesis obtained by combining hydrogen-containing aluminum and iron

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
US5221657A (en) 1993-06-22
GR3015521T3 (en) 1995-06-30
DK0459424T3 (da) 1995-05-22
JPH0615176A (ja) 1994-01-25
DE69107896D1 (de) 1995-04-13
IT9020455A0 (enExample) 1990-05-29
EP0459424A1 (en) 1991-12-04
IT9020455A1 (it) 1991-11-29
DE69107896T2 (de) 1995-07-27
ES2069769T3 (es) 1995-05-16
IT1248656B (it) 1995-01-26
EP0459424B1 (en) 1995-03-08

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Legal Events

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UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee