[go: up one dir, main page]

BR9608749A - "catalisador e processo para preparar amÈnia" - Google Patents

"catalisador e processo para preparar amÈnia"

Info

Publication number
BR9608749A
BR9608749A BR9608749-8A BR9608749A BR9608749A BR 9608749 A BR9608749 A BR 9608749A BR 9608749 A BR9608749 A BR 9608749A BR 9608749 A BR9608749 A BR 9608749A
Authority
BR
Brazil
Prior art keywords
catalyst
ammonia
zeolite support
preparing ammonia
basic
Prior art date
Application number
BR9608749-8A
Other languages
English (en)
Inventor
Christopher T Fishel
Robert J Davis
Juan M Garces
Original Assignee
Univ Virginia
Dow Chemical Co
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 Univ Virginia, Dow Chemical Co filed Critical Univ Virginia
Publication of BR9608749A publication Critical patent/BR9608749A/pt

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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/064—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof containing iron group metals, noble metals or copper
    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Catalysts (AREA)

Abstract

Patente de Invenção: <B>"CATALISADOR E PROCESSO PARA PREPARAR AMÈNIA"<D>. Um catalisador para a síntese de amónia a partir de N~ 2~ e H~ 2~, contendo um suporte de zeólita básico; "clusters" de metal do Grupo VIII suportados no suporte de zeólita básica; e íons divalente e de metal alcalino incorporado ao suporte de zeólita, e um processo para a produção de amónio usando-se tal catalisador.
BR9608749-8A 1995-05-31 1996-05-31 "catalisador e processo para preparar amÈnia" BR9608749A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US44388595A 1995-05-31 1995-05-31
PCT/US1996/007948 WO1996038222A1 (en) 1995-05-31 1996-05-31 Catalyst and process for preparing ammonia

Publications (1)

Publication Number Publication Date
BR9608749A true BR9608749A (pt) 1999-12-07

Family

ID=23762565

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9608749-8A BR9608749A (pt) 1995-05-31 1996-05-31 "catalisador e processo para preparar amÈnia"

Country Status (6)

Country Link
EP (1) EP0840646A1 (pt)
CN (1) CN1186452A (pt)
AU (1) AU5950396A (pt)
BR (1) BR9608749A (pt)
CA (1) CA2222806A1 (pt)
WO (1) WO1996038222A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK173814B1 (da) 1999-03-15 2001-11-12 Topsoe Haldor As Fremgangsmåde til fremstilling af ammoniak og katalysator til syntese af ammoniak
DE60125103T2 (de) 2000-07-06 2007-04-12 Haldor Topsoe A/S Rückgewinnung des Ammoniaksynthesekatalysators
JP5820817B2 (ja) 2010-12-07 2015-11-24 国立大学法人東京工業大学 アンモニア合成触媒及びアンモニア合成方法
JP6344052B2 (ja) * 2014-05-20 2018-06-20 株式会社Ihi アンモニア合成触媒およびアンモニア合成方法
CN110252376A (zh) * 2019-07-01 2019-09-20 吉林大学 一种光催化氮气和氢气合成氨气的金属-半导体复合光催化剂、制备方法及其应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3253887A (en) * 1962-08-03 1966-05-31 Exxon Research Engineering Co Ammonia synthesis catalyst and process
CA965766A (en) * 1970-06-22 1975-04-08 Akio Furuta Ammonia synthesis catalyst and process
US4142993A (en) * 1977-12-07 1979-03-06 The Research Council Of Alberta Transition metal catalyst
SE415173B (sv) * 1977-12-19 1980-09-15 Atomenergi Ab Forfarande for framstellning av ammoniak genom katalyserad reaktion mellan vete och kveve
US4348370A (en) * 1980-01-08 1982-09-07 Phillips Petroleum Company Ammonia synthesis with catalyst derived by heating on a support a salt selected from alkali metal, alkaline earth metal, iron and cobalt hexacyanocobaltates and hexacyanoruthenates
GB8307612D0 (en) * 1983-03-18 1983-04-27 British Petroleum Co Plc Ammonia production and catalysts
FR2660578B1 (fr) * 1990-04-09 1994-09-23 Elf Aquitaine Catalyseur a base d'une faujasite de haut rapport si:al de synthese et son application aux reactions de catalyse acide realisees sur des charges hydrocarbonees.

Also Published As

Publication number Publication date
AU5950396A (en) 1996-12-18
EP0840646A1 (en) 1998-05-13
CN1186452A (zh) 1998-07-01
WO1996038222A1 (en) 1996-12-05
CA2222806A1 (en) 1996-12-05

Similar Documents

Publication Publication Date Title
WO1996019568A3 (en) Stabilized ribozyme analogs
BR9909844A (pt) Processo para sintetizar um composto, e, composto.
BR9408100A (pt) Processo para produção de lactamas cíclicas
BR0015202A (pt) Processo para a purificação de uma solução contendo aminoácido por meio de eletrodiálise, e processo integrado para a produção de um aminoácido livre
WO1998028317A3 (en) Synthesis of nucleosides and polynucleotides
BR9709677A (pt) Composto, complexo, e, processo para formar um composto
BR9907027A (pt) Método para processamento de sacarose em glicose
TW427994B (en) New bisphosphines as catalysts for asymmetric reactions
BR9509373A (pt) Processo para a preparação de 3- aminobenzonitrilas substituídas
BR9608749A (pt) &#34;catalisador e processo para preparar amÈnia&#34;
IT1274027B (it) Processo per la preparazione e purificazione di mezzi di contrasto iodurati
BR9812302A (pt) Processo e dispositivo para produção de fosgênio a partir de difosgênio e/ou trifosgênio
ZA973575B (en) Process for preparing catalytically active coatings for the synthesis of hydrogen cyanide.
TW371274B (en) Process for the manufacture of colloidal suspension of Offretite and Offretite
KR960703938A (ko) 카르바메이트 누클레오시드간 결합을 갖는 축적 블록 및 이로부터 유도된 올리고누클레오티드(building blocks with carbamate internucleoside linkages and novel oligonucleotides derived therefrom)
BRPI9808642B8 (pt) processo para preparar eprosartan a partir de 2-n-butil-4-formilidazol
BR9811855A (pt) Processo para preparação de ácido l-ascórbico
BR0111317A (pt) Processo para preparar compostos, composto, sistema de catalisador, e, usos de um composto e de um sistema de catalisador
BR9808664A (pt) Processo para preparar eprosartan
IL110968A0 (en) Nucleosides, nucleotides and oligonucleotides comprising tris-4,4&#39;,4&#34;-tert-butylphenylmethyl, as protected group and their preparation
AR002573A1 (es) Proceso para la produccion de acido azetidin-2-carboxilico enantiomericamente puro.
GB9920152D0 (en) Novel process
BR9712773A (pt) Processo para a sìntese de benzotiofenos
BR9902051A (pt) Oxidação seletiva e a preparação de compostos aromáticos contendo grupos hidroxila.
BR9909151A (pt) processos para preparação de intermediários

Legal Events

Date Code Title Description
FD5 Application fees: dismissal - article 86 of industrial property law