GB1450224A - Method of removal of nitrogen oxides - Google Patents

Method of removal of nitrogen oxides

Info

Publication number
GB1450224A
GB1450224A GB532274A GB532274A GB1450224A GB 1450224 A GB1450224 A GB 1450224A GB 532274 A GB532274 A GB 532274A GB 532274 A GB532274 A GB 532274A GB 1450224 A GB1450224 A GB 1450224A
Authority
GB
United Kingdom
Prior art keywords
copper
nitrogen oxides
rhodium
ruthenium
metal
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
GB532274A
Other languages
English (en)
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.)
Hitachi Zosen Corp
Original Assignee
Hitachi Zosen Corp
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 Hitachi Zosen Corp filed Critical Hitachi Zosen Corp
Publication of GB1450224A publication Critical patent/GB1450224A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8643—Removing mixtures of carbon monoxide or hydrocarbons and nitrogen oxides
    • B01D53/8646—Simultaneous elimination of the components
    • B01D53/865—Simultaneous elimination of the components characterised by a specific catalyst
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific 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
    • B01J23/74—Iron group metals
    • B01J23/745—Iron
    • 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
    • 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
    • B01J23/89—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals
    • B01J23/8933—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with noble metals also combined with metals, or metal oxides or hydroxides provided for in groups B01J23/02 - B01J23/36

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
GB532274A 1973-05-28 1974-02-05 Method of removal of nitrogen oxides Expired GB1450224A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5947973A JPS5332358B2 (ja) 1973-05-28 1973-05-28

Publications (1)

Publication Number Publication Date
GB1450224A true GB1450224A (en) 1976-09-22

Family

ID=13114469

Family Applications (1)

Application Number Title Priority Date Filing Date
GB532274A Expired GB1450224A (en) 1973-05-28 1974-02-05 Method of removal of nitrogen oxides

Country Status (6)

Country Link
JP (1) JPS5332358B2 (ja)
CA (1) CA1036794A (ja)
FR (1) FR2231416B1 (ja)
GB (1) GB1450224A (ja)
IT (1) IT1002884B (ja)
NL (1) NL161677C (ja)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018376A (ja) * 1973-06-22 1975-02-26
JPS556409B2 (ja) * 1973-09-25 1980-02-16
DE2818905C3 (de) * 1978-04-28 1982-12-09 Siemens AG, 1000 Berlin und 8000 München Elektrisches Mittelspannungs-Schaltfeld
JPS55176010U (ja) * 1979-06-04 1980-12-17
JPH0119530Y2 (ja) * 1979-12-14 1989-06-06
CA1195678A (en) * 1981-12-21 1985-10-22 Frederick A. Pesa Upgrading synthesis gas
US4654321A (en) * 1981-12-21 1987-03-31 The Standard Oil Company Upgrading synthesis gas catalyst
FR2543945B2 (fr) * 1982-03-26 1985-07-19 Inst Francais Du Petrole Procede de fabrication d'un melange de methanol et d'alcools superieurs, a partir de gaz de synthese
JPH02122831A (ja) * 1988-11-02 1990-05-10 Sakai Chem Ind Co Ltd 窒素酸化物除去用触媒
EP0362960A3 (en) * 1988-10-05 1990-06-27 Sakai Chemical Industry Co., Ltd., Use of a catalyst composition for denitrization and denitrizing catalysts
US5137703A (en) * 1989-06-26 1992-08-11 Trustees Of Boston University Thermal catalytic methods for converting oxides of nitrogen into environmentally compatible products
GB2257696B (en) * 1991-06-28 1995-05-31 Riken Kk Method and apparatus for cleaning exhaust gas
JP4573320B2 (ja) * 2000-09-08 2010-11-04 昭和電工株式会社 亜酸化窒素分解触媒、その製造方法及び亜酸化窒素の分解方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53755B2 (ja) * 1973-02-14 1978-01-11

Also Published As

Publication number Publication date
JPS508771A (ja) 1975-01-29
NL7400892A (ja) 1974-12-02
IT1002884B (it) 1976-05-20
CA1036794A (en) 1978-08-22
JPS5332358B2 (ja) 1978-09-07
NL161677B (nl) 1979-10-15
NL161677C (nl) 1980-03-17
FR2231416B1 (ja) 1980-04-04
FR2231416A1 (ja) 1974-12-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee