CA998990A - Ammonia-synthesis catalyst - Google Patents

Ammonia-synthesis catalyst

Info

Publication number
CA998990A
CA998990A CA137,120A CA137120A CA998990A CA 998990 A CA998990 A CA 998990A CA 137120 A CA137120 A CA 137120A CA 998990 A CA998990 A CA 998990A
Authority
CA
Canada
Prior art keywords
ammonia
synthesis catalyst
synthesis
catalyst
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
CA137,120A
Other languages
English (en)
Other versions
CA137120S (en
Inventor
Michel Senes
Jean-Francois Gourdier
Michel Pottier
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.)
Societe Chimique de la Grande Paroisse Azote et Produits Chimiques
Original Assignee
Societe Chimique de la Grande Paroisse Azote et Produits Chimiques
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 Societe Chimique de la Grande Paroisse Azote et Produits Chimiques filed Critical Societe Chimique de la Grande Paroisse Azote et Produits Chimiques
Application granted granted Critical
Publication of CA998990A publication Critical patent/CA998990A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Catalysts (AREA)
CA137,120A 1971-03-17 1972-03-14 Ammonia-synthesis catalyst Expired CA998990A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7109265A FR2129148A5 (el) 1971-03-17 1971-03-17

Publications (1)

Publication Number Publication Date
CA998990A true CA998990A (en) 1976-10-26

Family

ID=9073660

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,120A Expired CA998990A (en) 1971-03-17 1972-03-14 Ammonia-synthesis catalyst

Country Status (8)

Country Link
US (1) US3839229A (el)
BE (1) BE780772A (el)
CA (1) CA998990A (el)
DE (1) DE2212358A1 (el)
ES (1) ES400760A1 (el)
FR (1) FR2129148A5 (el)
IT (1) IT950182B (el)
NL (1) NL7203559A (el)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588705A (en) * 1984-08-10 1986-05-13 Exxon Research And Engineering Co. Method for preparing dual colloid compositions
US4590177A (en) * 1984-08-10 1986-05-20 Exxon Research And Engineering Co. Method for preparing dual colloid catalyst compositions
US4740490A (en) * 1984-08-10 1988-04-26 Exxon Research And Engineering Company Dual colloid catalyst compositions
US4764499A (en) * 1984-08-10 1988-08-16 Exxon Research And Engineering Company Method for producing dual colloid catalyst composition

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3998932A (en) * 1972-05-15 1974-12-21 Montedison Fibre S.P.A. Process for the catalytic synthesis of ammonia
DE2308101C3 (de) * 1973-02-19 1978-03-16 Lentia Gmbh, Chem. U. Pharm. Erzeugnisse - Industriebedarf, 8000 Muenchen Verfahren zur Durchführung katalytischer Reaktionen in der Gasphase bei hohem Druck an Eisenoxidschmelzkatalysatoren
US3951862A (en) * 1974-10-30 1976-04-20 The Lummus Company Process for the preparation of ammonia synthesis catalyst
US4073749A (en) * 1975-12-18 1978-02-14 S.I.R.I. Societa' Italiana Ricerche Industriali S.p.A. Process for manufacturing a catalyst for the synthesis of ammonia and product thereby obtained
DE2862117D1 (en) * 1977-08-22 1983-01-13 Ici Plc Ammonia production process
IT1114730B (it) * 1979-02-07 1986-01-27 Ammonia Casale Sa Catalizzatore sferico attivato con cerio per la sintesi dell'ammoniaca e il procedimento per la sua produzione
US4451578A (en) * 1982-04-26 1984-05-29 United Technologies Corporation Iron oxide catalyst for steam reforming
US4536380A (en) * 1982-12-15 1985-08-20 Exxon Research And Engineering Co. Process for conducting reactions using a circulating magnetically stabilized bed to control reaction temperature profile
NO306541B1 (no) * 1998-03-13 1999-11-22 Norsk Hydro As Katalysator
NO317084B1 (no) * 2002-10-02 2004-08-02 Yara Int Asa Katalysator for syntese av ammoniakk
US20070129240A1 (en) * 2003-12-05 2007-06-07 Jayalekshmy Ayyer Novel catalyst useful for removal of hydrogen suiplhide from gas and its conversion to sulphur. A process for preparing such catalyst and a method for removing of hydrogen sulphide using said catalyst
WO2005056164A1 (en) * 2003-12-05 2005-06-23 Jayalekshmy Ayyer A catalyst useful for h2s removal from gas stream preparation thereof and use thereof
US8778293B2 (en) * 2010-04-01 2014-07-15 Roger Gordon Production of ammonia from air and water

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191019249A (en) * 1910-08-16 1911-08-10 James Yate Johnson Improvements in the Manufacture of Ammonia.
GB227491A (en) * 1923-09-20 1925-01-20 Luigi Casale Improvements in the production of catalysts for the synthesis of ammonia
BE561984A (el) * 1956-11-01
BE606512A (el) * 1960-07-26
US3644216A (en) * 1963-07-24 1972-02-22 Ugine Kuhlmann Catalysts
US3653831A (en) * 1968-10-04 1972-04-04 Chevron Res Ammonia synthesis catalyst

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4588705A (en) * 1984-08-10 1986-05-13 Exxon Research And Engineering Co. Method for preparing dual colloid compositions
US4590177A (en) * 1984-08-10 1986-05-20 Exxon Research And Engineering Co. Method for preparing dual colloid catalyst compositions
US4740490A (en) * 1984-08-10 1988-04-26 Exxon Research And Engineering Company Dual colloid catalyst compositions
US4764499A (en) * 1984-08-10 1988-08-16 Exxon Research And Engineering Company Method for producing dual colloid catalyst composition

Also Published As

Publication number Publication date
US3839229A (en) 1974-10-01
NL7203559A (el) 1972-09-19
ES400760A1 (es) 1975-01-16
DE2212358A1 (de) 1973-09-20
FR2129148A5 (el) 1972-10-27
BE780772A (fr) 1972-09-18
IT950182B (it) 1973-06-20

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