NL169962C - PROCESS FOR REMOVING NITROGEN OXIDES FROM WASTE GASES. - Google Patents

PROCESS FOR REMOVING NITROGEN OXIDES FROM WASTE GASES.

Info

Publication number
NL169962C
NL169962C NLAANVRAGE7506890,A NL7506890A NL169962C NL 169962 C NL169962 C NL 169962C NL 7506890 A NL7506890 A NL 7506890A NL 169962 C NL169962 C NL 169962C
Authority
NL
Netherlands
Prior art keywords
nitrogen oxides
waste gases
removing nitrogen
gases
waste
Prior art date
Application number
NLAANVRAGE7506890,A
Other languages
Dutch (nl)
Other versions
NL7506890A (en
Original Assignee
Jgc 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 Jgc Corp filed Critical Jgc Corp
Publication of NL7506890A publication Critical patent/NL7506890A/en
Application granted granted Critical
Publication of NL169962C publication Critical patent/NL169962C/en

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
    • B01D53/8621—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
    • 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
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/12—Silica and alumina
    • 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
    • B01J27/00—Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/02—Sulfur, selenium or tellurium; Compounds thereof
    • B01J27/053—Sulfates
    • B01J27/055—Sulfates with alkali metals, copper, gold or silver
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Catalysts (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
NLAANVRAGE7506890,A 1974-06-11 1975-06-10 PROCESS FOR REMOVING NITROGEN OXIDES FROM WASTE GASES. NL169962C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6556974A JPS5515247B2 (en) 1974-06-11 1974-06-11

Publications (2)

Publication Number Publication Date
NL7506890A NL7506890A (en) 1975-12-15
NL169962C true NL169962C (en) 1982-09-16

Family

ID=13290763

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7506890,A NL169962C (en) 1974-06-11 1975-06-10 PROCESS FOR REMOVING NITROGEN OXIDES FROM WASTE GASES.

Country Status (5)

Country Link
JP (1) JPS5515247B2 (en)
DE (1) DE2525880C2 (en)
FR (1) FR2279464A1 (en)
GB (1) GB1478253A (en)
NL (1) NL169962C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523726A (en) * 1974-09-24 1978-09-06 Shell Int Research Process for removing no from a flue gas by selective reduction with
JPS5263887A (en) * 1975-11-21 1977-05-26 Hitachi Zosen Corp Denitration catalyst with excellent sulfuric acid resistance
JPS52111482A (en) * 1976-03-15 1977-09-19 Hitachi Zosen Corp Flue gas denitration catalyst with high activity
DE3633493A1 (en) * 1986-10-02 1988-04-14 Metallgesellschaft Ag METHOD FOR CATALYTIC REDUCTION OF NO
DE3701527A1 (en) * 1987-01-21 1988-08-04 Metallgesellschaft Ag METHOD FOR SIMULTANEOUS NICKELING AND DESULFURATION OF AN OXYGEN-EXHAUST GAS
JP4427356B2 (en) 2004-02-27 2010-03-03 東京濾器株式会社 Nitrogen oxide purification catalyst system and nitrogen oxide purification method
CN114100621A (en) * 2021-11-08 2022-03-01 荆楚理工学院 Catalyst for catalytic oxidation treatment of explosive hydrogen-containing waste gas, preparation method and application thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1160662A (en) * 1968-01-12 1969-08-06 Shell Int Research Process for the Removal of Sulphur Dioxide from an Oxygen-Containing Gas Mixture and Acceptors for use in this process
GB1438119A (en) * 1972-09-01 1976-06-03 Exxon Research Engineering Co Removal of nitrogen oxides and sulphur oxides from gases
GB1438120A (en) * 1972-09-01 1976-06-03 Exxon Research Engineering Co Removal of nitrogen oxides from flue gas
JPS4948590A (en) * 1972-09-14 1974-05-10
JPS5075969A (en) * 1973-11-12 1975-06-21
JPS50126571A (en) * 1974-03-26 1975-10-04

Also Published As

Publication number Publication date
DE2525880C2 (en) 1982-12-16
GB1478253A (en) 1977-06-29
JPS50157258A (en) 1975-12-19
JPS5515247B2 (en) 1980-04-22
FR2279464A1 (en) 1976-02-20
DE2525880A1 (en) 1976-01-02
NL7506890A (en) 1975-12-15
FR2279464B1 (en) 1982-03-26

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee