CA1101192A - Recuperation d'oxydes d'azote et de dioxyde de soufre contenus dans des melanges gazeux - Google Patents

Recuperation d'oxydes d'azote et de dioxyde de soufre contenus dans des melanges gazeux

Info

Publication number
CA1101192A
CA1101192A CA284,700A CA284700A CA1101192A CA 1101192 A CA1101192 A CA 1101192A CA 284700 A CA284700 A CA 284700A CA 1101192 A CA1101192 A CA 1101192A
Authority
CA
Canada
Prior art keywords
alkali metal
aqueous media
nitrate
zone
nitrite
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
CA284,700A
Other languages
English (en)
Inventor
Hal B.H. Cooper
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1101192A publication Critical patent/CA1101192A/fr
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
    • B01D53/46—Removing components of defined structure
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/50—Sulfur oxides
    • B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
    • 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
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
CA284,700A 1976-08-16 1977-08-15 Recuperation d'oxydes d'azote et de dioxyde de soufre contenus dans des melanges gazeux Expired CA1101192A (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US71479276A 1976-08-16 1976-08-16
US714,792 1976-08-16
US82305177A 1977-08-10 1977-08-10
US823,051 1977-08-10

Publications (1)

Publication Number Publication Date
CA1101192A true CA1101192A (fr) 1981-05-19

Family

ID=27109213

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284,700A Expired CA1101192A (fr) 1976-08-16 1977-08-15 Recuperation d'oxydes d'azote et de dioxyde de soufre contenus dans des melanges gazeux

Country Status (4)

Country Link
AU (1) AU515741B2 (fr)
CA (1) CA1101192A (fr)
DE (1) DE2736797A1 (fr)
GB (1) GB1591822A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2818473C2 (de) * 1978-04-27 1984-01-05 Nukem Gmbh, 6450 Hanau Verfahren und Vorrichtung zur Entfernung von nitrosen Gasen aus Abluft und Abgasen
US4341747A (en) * 1978-08-15 1982-07-27 Fmc Corporation Process of removing nitrogen oxides from gaseous mixtures
DK155780C (da) * 1980-12-23 1989-10-02 Roedsgaard Jes Mathias Nordlie Fremgangsmaade til rensning af roeggasser fra varmeanlaeg samt et anlaeg til udoevelse af fremgangsmaaden
IT1204288B (it) * 1986-01-20 1989-03-01 Friuli Chim Spa Procedimento per l'abbattimento degli ossidi d'azoto (nxoy) da gas di scarico di impianti di ossidazione di ammoniaca
FR2700774A1 (fr) * 1993-01-27 1994-07-29 Saggio Nicolino Méthode de réduction de l'émission de gaz carbonique et autres gaz, par les moteurs à explosions et particulièrement les moteurs alternatifs à mélange air-essence.
US5527517A (en) * 1994-11-23 1996-06-18 Philip Morris Incorporated Liquid scrubbing of gas-phase contaminants
DE19607389A1 (de) * 1996-02-28 1997-09-04 Krupp Vdm Gmbh Verfahren zur Absorption von Stickoxiden aus Abgasströmen
FR2950820A1 (fr) * 2009-10-06 2011-04-08 Air Liquide Lavage oxydo-acide de fumees de combustion
FR2950819B1 (fr) * 2009-10-06 2013-08-09 Air Liquide Lavage basique de fumees de combustion

Also Published As

Publication number Publication date
AU515741B2 (en) 1981-04-30
GB1591822A (en) 1981-06-24
AU2794577A (en) 1979-02-22
DE2736797A1 (de) 1978-02-23

Similar Documents

Publication Publication Date Title
US4425313A (en) Removal and recovery of nitrogen and sulfur oxides from gaseous mixtures containing them
US4107015A (en) Method for removal of SO2 from gases
US4082835A (en) Removal of SO2 from gases
US5328673A (en) Process for removal of NOx and SOx oxides from waste gases with chloric acid
US3991167A (en) Process for lowering nitrogen oxides in effluent gases
US4426364A (en) Removal and recovery of nitrogen oxides and sulfur dioxide from gaseous mixtures containing them
US3226192A (en) Process of treating waste gas containing sulfur oxide
CA1101192A (fr) Recuperation d'oxydes d'azote et de dioxyde de soufre contenus dans des melanges gazeux
US3971844A (en) Method for removing sodium sulfate from aqueous solutions
US4634582A (en) Sulfur dioxide removal process
US3927177A (en) Removal of nitrogen oxides from gaseous mixtures using aqueous alkaline manganate or permanganate solutions
US4044101A (en) Method of treating exhaust gases containing nitrogen oxides and sulfurous acid gas
CA1129628A (fr) Separation et recuperation des oxydes d'azote et du dioxyde de soufre contenus dans des melanges gazeux
EP0016290B1 (fr) Procédé continu d'élimination de l'anhydride sulfureux des gaz de combustion, et hydrogène et acide sulfurique ainsi produits
US5489421A (en) Process for preparing hydroxylamine from NOx -containing flue gases
US3348914A (en) Process for recovering oxides of nitrogen
US11261087B2 (en) Method for preparing lithium bis(fluorosulphonyl)imide salt
US4442083A (en) Method of desulfurizing waste gases containing sulfur dioxide
US1541808A (en) Process of producing ammonium nitrate
US4045540A (en) Process for the synthesis of ammonium nitrite
US4233279A (en) Process for the synthesis of ammonium nitrite
US4277451A (en) Wet process for the desulfurization of exhaust gas
US3928543A (en) Manufacture of nitrites
KR960003150B1 (ko) 아질산암모늄의 제조시에 생성되는 폐기 가스로부터 no를 회수하는 방법
US4086324A (en) Removal of sulfur and nitrogen oxides with aqueous absorbent

Legal Events

Date Code Title Description
MKEX Expiry