MX170910B - Procedimiento para separar oxidos de nitrogeno (nxoy) a partir de gases de desperdicio de plantas de oxidacion de amoniaco - Google Patents

Procedimiento para separar oxidos de nitrogeno (nxoy) a partir de gases de desperdicio de plantas de oxidacion de amoniaco

Info

Publication number
MX170910B
MX170910B MX004983A MX498387A MX170910B MX 170910 B MX170910 B MX 170910B MX 004983 A MX004983 A MX 004983A MX 498387 A MX498387 A MX 498387A MX 170910 B MX170910 B MX 170910B
Authority
MX
Mexico
Prior art keywords
nitrogen oxides
nxoy
waste gases
ammonia oxidation
procedure
Prior art date
Application number
MX004983A
Other languages
English (en)
Inventor
Giovanni Scaltritti
Anacleto Dal Moro
Original Assignee
Friuli Chim Spa
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 Friuli Chim Spa filed Critical Friuli Chim Spa
Publication of MX170910B publication Critical patent/MX170910B/es

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
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • 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
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
    • C01B21/087—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms
    • C01B21/093—Compounds containing nitrogen and non-metals and optionally metals containing one or more hydrogen atoms containing also one or more sulfur atoms
    • C01B21/094—Nitrosyl containing acids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (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)
  • Inorganic Chemistry (AREA)
  • Treating Waste Gases (AREA)

Abstract

La presente invención se refiere a procedimiento para separar óxidos de nitrógeno (NxOy) de gases de desperdicio de plantas de oxidación de amoniaco, caracterizado porque se absorben dichos óxidos de nitrógeno en una fase líquida formada por una mezcla que incluye, por lo menos: a) ácido sulúrico; b) ácido nítrico.
MX004983A 1986-01-20 1987-01-20 Procedimiento para separar oxidos de nitrogeno (nxoy) a partir de gases de desperdicio de plantas de oxidacion de amoniaco MX170910B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19118/86A IT1204288B (it) 1986-01-20 1986-01-20 Procedimento per l'abbattimento degli ossidi d'azoto (nxoy) da gas di scarico di impianti di ossidazione di ammoniaca

Publications (1)

Publication Number Publication Date
MX170910B true MX170910B (es) 1993-09-22

Family

ID=11154843

Family Applications (1)

Application Number Title Priority Date Filing Date
MX004983A MX170910B (es) 1986-01-20 1987-01-20 Procedimiento para separar oxidos de nitrogeno (nxoy) a partir de gases de desperdicio de plantas de oxidacion de amoniaco

Country Status (6)

Country Link
EP (1) EP0234248B1 (es)
BR (1) BR8700215A (es)
DE (1) DE3764817D1 (es)
IT (1) IT1204288B (es)
MX (1) MX170910B (es)
SU (1) SU1729277A3 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2006971A6 (es) * 1988-06-07 1989-05-16 Union Explosivos Rio Tinto Procedimiento e instalacion para la recuperacion de oxidos de nitrogeno procedentes de plantas industriales.
DE3821744A1 (de) * 1988-06-28 1990-01-11 Bayer Ag Verfahren zur stickstoffoxid-entfernung aus rauchgasen
FR2950820A1 (fr) * 2009-10-06 2011-04-08 Air Liquide Lavage oxydo-acide de fumees de combustion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1591822A (en) * 1976-08-16 1981-06-24 Cooper Hal B H Removal and recovery of nitrogen oxides and sulphur dioxide from gaseous mixtures containing them

Also Published As

Publication number Publication date
IT8619118A0 (it) 1986-01-20
IT1204288B (it) 1989-03-01
DE3764817D1 (de) 1990-10-18
BR8700215A (pt) 1987-12-01
SU1729277A3 (ru) 1992-04-23
EP0234248A3 (en) 1988-04-20
EP0234248A2 (en) 1987-09-02
EP0234248B1 (en) 1990-09-12

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