IT1249057B - Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato. - Google Patents

Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato.

Info

Publication number
IT1249057B
IT1249057B ITMI911413A ITMI911413A IT1249057B IT 1249057 B IT1249057 B IT 1249057B IT MI911413 A ITMI911413 A IT MI911413A IT MI911413 A ITMI911413 A IT MI911413A IT 1249057 B IT1249057 B IT 1249057B
Authority
IT
Italy
Prior art keywords
liquid
breather
ammonia contained
blasting
blasting ammonia
Prior art date
Application number
ITMI911413A
Other languages
English (en)
Inventor
Mario Ognibeni
Danilo Nardon
Fabio Bassan
Leonardo Silvestrin
Fabrizio Cocquio
Original Assignee
Agrimont 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 Agrimont Spa filed Critical Agrimont Spa
Priority to ITMI911413A priority Critical patent/IT1249057B/it
Publication of ITMI911413A0 publication Critical patent/ITMI911413A0/it
Priority to EP92108618A priority patent/EP0514902A1/en
Priority to RO92-200713A priority patent/RO109510B1/ro
Publication of ITMI911413A1 publication Critical patent/ITMI911413A1/it
Application granted granted Critical
Publication of IT1249057B publication Critical patent/IT1249057B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • 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
    • B01D53/58—Ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biomedical Technology (AREA)
  • Fertilizers (AREA)
  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato (in particolare negli sfiati degli impianti per la sintesi e la granulazione dell'urea), caratterizzato dal fatto che detto liquido è una soluzione acquosa di urea neutralizzata con un acido, il pH di detta soluzione neutralizzata essendo fra 5,0 e 7,0.
ITMI911413A 1991-05-22 1991-05-22 Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato. IT1249057B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITMI911413A IT1249057B (it) 1991-05-22 1991-05-22 Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato.
EP92108618A EP0514902A1 (en) 1991-05-22 1992-05-21 Process for scrubbing by means of a liquid the ammonia contained in a vent
RO92-200713A RO109510B1 (ro) 1991-05-22 1992-05-22 Procedeu de purificare de amoniac, a gazelor unui canal de ventilatie

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI911413A IT1249057B (it) 1991-05-22 1991-05-22 Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato.

Publications (3)

Publication Number Publication Date
ITMI911413A0 ITMI911413A0 (it) 1991-05-22
ITMI911413A1 ITMI911413A1 (it) 1992-11-22
IT1249057B true IT1249057B (it) 1995-02-11

Family

ID=11359962

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI911413A IT1249057B (it) 1991-05-22 1991-05-22 Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato.

Country Status (3)

Country Link
EP (1) EP0514902A1 (it)
IT (1) IT1249057B (it)
RO (1) RO109510B1 (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4240152C1 (de) * 1992-11-30 1994-06-01 Schott Glaswerke Verfahren zur Entfernung von Ammoniak aus den bei der Behandlung von Eiweiß oder dessen Abbauprodukten entstehenden Wasserdampfbrüden
NL1004135C2 (nl) * 1996-09-27 1998-03-31 Rmtd Int Bv Stalluchtbehandeling voor varkenshouderij.
DE10346519A1 (de) * 2003-10-02 2005-05-04 Uhde Gmbh Verfahren zur Entfernung von Ammoniak und Staub aus einem Abgas, das bei der Herstellung von Düngemitteln anfällt
US20100319542A1 (en) * 2007-07-12 2010-12-23 Powerspan Corp. Scrubbing of ammonia with urea ammonium nitrate solution
EP2192099A1 (en) 2008-11-28 2010-06-02 Uhde Fertilizer Technology B.V. Urea granulation process with an acidic scrubbing system and the subsequent integration of ammonium salt into urea granules
TW201032887A (en) * 2009-01-13 2010-09-16 Saipem Spa Process for the recovery of ammonia from a gaseous stream
EP2386346A1 (en) 2010-05-11 2011-11-16 Stamicarbon B.V. Process for the reduction of ammonia emissions in a urea manufacturing process
EP2746244A1 (en) 2012-12-21 2014-06-25 Uhde Fertilizer Technology B.V. Method for reducing the visible downwind detached plume opacity
EA030594B1 (ru) * 2013-07-05 2018-08-31 Стамикарбон Б.В. Удаление пыли при доводке карбамида
CA2930649C (en) 2013-11-15 2021-11-02 Stamicarbon B.V. An apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas
CA3009041C (en) * 2015-12-21 2021-11-02 Stamicarbon B.V. Urea ammonium nitrate production comprising condensation
BR112018012280B1 (pt) 2015-12-21 2022-11-01 Stamicarbon B.V. Processo para a produção de nitrato de amônio e ureia, sistema para produção de ao menos ureia e nitrato de amônio e ureia, e método para modificar uma planta
DE102017203251A1 (de) * 2017-02-28 2018-08-30 Thyssenkrupp Ag Verfahren zur Reinigung der Abluft einer Granulierungsanlage zur Herstellung eines harnstoffhaltigen Granulats

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO150667C (no) * 1982-01-07 1984-11-28 Norsk Hydro As Fremgangsmaate for rensing av gassblandinger fra ureaproduksjonsanlegg
US4424072A (en) * 1982-07-01 1984-01-03 Lerner Bernard J Prilling
DE3712494A1 (de) * 1987-04-13 1988-11-03 Mark Efremovic Ivanov Verfahren zum granulieren von mineralischen duengemitteln

Also Published As

Publication number Publication date
ITMI911413A0 (it) 1991-05-22
EP0514902A1 (en) 1992-11-25
ITMI911413A1 (it) 1992-11-22
RO109510B1 (ro) 1995-03-30

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Legal Events

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0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940517