BR7308849D0 - Estrutura catalitica duravel, capaz de catalisar a reducao dos nox gasosos encontrados na corrente de descarga de motores de combustao interna - Google Patents

Estrutura catalitica duravel, capaz de catalisar a reducao dos nox gasosos encontrados na corrente de descarga de motores de combustao interna

Info

Publication number
BR7308849D0
BR7308849D0 BR8849/73A BR884973A BR7308849D0 BR 7308849 D0 BR7308849 D0 BR 7308849D0 BR 8849/73 A BR8849/73 A BR 8849/73A BR 884973 A BR884973 A BR 884973A BR 7308849 D0 BR7308849 D0 BR 7308849D0
Authority
BR
Brazil
Prior art keywords
catalyzing
reduction
internal combustion
combustion engines
nox gas
Prior art date
Application number
BR8849/73A
Other languages
English (en)
Portuguese (pt)
Inventor
R Fedor
Original Assignee
Gould Inc
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
Priority claimed from US05/305,738 external-priority patent/US4111849A/en
Application filed by Gould Inc filed Critical Gould Inc
Publication of BR7308849D0 publication Critical patent/BR7308849D0/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
    • 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
    • B01J23/74—Iron group metals
    • B01J23/755—Nickel
    • 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
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/02—Preparation of nitrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2807—Metal other than sintered metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Other Surface Treatments For Metallic Materials (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
BR8849/73A 1972-11-13 1973-11-12 Estrutura catalitica duravel, capaz de catalisar a reducao dos nox gasosos encontrados na corrente de descarga de motores de combustao interna BR7308849D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/305,738 US4111849A (en) 1972-05-03 1972-11-13 Low copper NOx reduction catalyst

Publications (1)

Publication Number Publication Date
BR7308849D0 true BR7308849D0 (pt) 1974-08-22

Family

ID=23182127

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8849/73A BR7308849D0 (pt) 1972-11-13 1973-11-12 Estrutura catalitica duravel, capaz de catalisar a reducao dos nox gasosos encontrados na corrente de descarga de motores de combustao interna

Country Status (8)

Country Link
JP (1) JPS4981291A (cs)
BR (1) BR7308849D0 (cs)
CA (1) CA1035546A (cs)
DE (1) DE2355418A1 (cs)
ES (1) ES417502A1 (cs)
FR (1) FR2206125B1 (cs)
GB (1) GB1393221A (cs)
IT (1) IT996179B (cs)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4514520A (en) * 1982-11-18 1985-04-30 N.V. Bekaert S.A. Catalyst and method of its preparation
BR9000839A (pt) * 1989-02-24 1991-02-05 Meern Bv Engelhard De Processo para a preparacao de alquilamina secundaria por hidrogenacao seletiva de alquilnitrila e catalisador de niquel promovido por cobre
KR20160133560A (ko) * 2014-04-18 2016-11-22 가부시키가이샤 아쯔미테크 배기가스 정화 시스템, 촉매, 및 배기가스 정화방법

Also Published As

Publication number Publication date
CA1035546A (en) 1978-08-01
GB1393221A (en) 1975-05-07
DE2355418A1 (de) 1974-06-12
JPS4981291A (cs) 1974-08-06
ES417502A1 (es) 1976-03-16
IT996179B (it) 1975-12-10
FR2206125A1 (cs) 1974-06-07
AU5797273A (en) 1975-01-16
FR2206125B1 (cs) 1977-05-27

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