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NO20012679L - Fremgangsmåte for innföring av melamin-avgassene i et ureaanlegg - Google Patents

Fremgangsmåte for innföring av melamin-avgassene i et ureaanlegg

Info

Publication number
NO20012679L
NO20012679L NO20012679A NO20012679A NO20012679L NO 20012679 L NO20012679 L NO 20012679L NO 20012679 A NO20012679 A NO 20012679A NO 20012679 A NO20012679 A NO 20012679A NO 20012679 L NO20012679 L NO 20012679L
Authority
NO
Norway
Prior art keywords
introducing
exhaust gas
urea plant
melamine
urea
Prior art date
Application number
NO20012679A
Other languages
English (en)
Other versions
NO20012679D0 (no
Inventor
Gerhard Coufal
Original Assignee
Agrolinz Melamin Gmbh
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 Agrolinz Melamin Gmbh filed Critical Agrolinz Melamin Gmbh
Publication of NO20012679D0 publication Critical patent/NO20012679D0/no
Publication of NO20012679L publication Critical patent/NO20012679L/no

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
    • C07C273/12—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 combined with the synthesis of melamine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Treating Waste Gases (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

Fremgangsmåte for fremstilling av urea ved hvilken avgasser i det vesentlige bestående av eller flere av de følgende strømmene anvendes som drivmedium til ejektorene: NH3 eller CO2 stammende fra et melaminanlegg innføres i høytrykksdelen til ureaanlegget ved hjelp av ejektorer.
NO20012679A 1998-12-03 2001-05-31 Fremgangsmåte for innföring av melamin-avgassene i et ureaanlegg NO20012679L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT0203998A AT411830B (de) 1998-12-03 1998-12-03 Verfahren zur herstellung von harnstoff unter einbindung der melamin-offgase in eine harnstoffanlage
PCT/EP1999/009192 WO2000032566A1 (de) 1998-12-03 1999-11-26 Verfahren zur einbindung der melamin-offgase in eine harnstoffanlage

Publications (2)

Publication Number Publication Date
NO20012679D0 NO20012679D0 (no) 2001-05-31
NO20012679L true NO20012679L (no) 2001-06-14

Family

ID=3526484

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20012679A NO20012679L (no) 1998-12-03 2001-05-31 Fremgangsmåte for innföring av melamin-avgassene i et ureaanlegg

Country Status (20)

Country Link
US (1) US6586629B1 (no)
EP (1) EP1135366B1 (no)
JP (1) JP2002531434A (no)
KR (1) KR20010080656A (no)
CN (1) CN1329591A (no)
AR (1) AR021529A1 (no)
AT (1) AT411830B (no)
AU (1) AU1557300A (no)
BR (1) BR9915851A (no)
CA (1) CA2350792A1 (no)
CZ (1) CZ20011941A3 (no)
DE (1) DE59907228D1 (no)
EA (1) EA200100611A1 (no)
HU (1) HUP0104551A2 (no)
NO (1) NO20012679L (no)
PL (1) PL348066A1 (no)
RO (1) RO119944B1 (no)
SK (1) SK6202001A3 (no)
TR (1) TR200101550T2 (no)
WO (1) WO2000032566A1 (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4632008B2 (ja) * 2000-10-03 2011-02-16 日産化学工業株式会社 トリアジン化合物含有廃水の処理による尿素合成方法
AT409627B (de) * 2000-12-27 2002-09-25 Agrolinz Melamin Gmbh Verfahren zur reinigung von offgasen aus einer melaminanlage
NL1021637C2 (nl) * 2002-07-29 2004-01-30 Dsm Nv Werkwijze voor het vergroten van de capaciteit van een ureumfabriek.
US20070032650A1 (en) * 2004-02-20 2007-02-08 Urea Casale S.A. Integrated process for urea and melamine production
EP1634869B1 (en) * 2004-09-09 2011-06-22 Urea Casale S.A. Integrated process for urea/melamine production and related plant
KR100681240B1 (ko) * 2005-12-06 2007-02-09 삼성정밀화학 주식회사 폐열을 이용한 공정배관 보온용 열교환기를 가지는 요소플랜트의 공정가스 회수 설비
CN101774950B (zh) * 2009-12-25 2013-04-17 鲁西化工集团股份有限公司 一种利用三聚氰胺尾气联产尿素的工艺
EP2502905A1 (en) 2011-03-24 2012-09-26 Borealis Agrolinz Melamine GmbH Method for treating offgases from a melamine plant
CN102489095A (zh) * 2011-10-27 2012-06-13 山东省舜天化工集团有限公司 一种三聚氰胺尾气的净化方法
EP2644264A1 (de) * 2012-03-28 2013-10-02 Aurotec GmbH Druckreguliertes Mehrreaktorsystem
CN103145635B (zh) * 2013-03-05 2014-12-03 中国五环工程有限公司 三聚氰胺生产装置的尾气回收工艺及系统
EA034952B1 (ru) * 2015-04-23 2020-04-10 Стамикарбон Б.В. Способ и система для интегрированного производства карбамида и меламина
CN108745208A (zh) * 2018-05-04 2018-11-06 辛集市九元化工有限责任公司 一种三聚氰胺生产中溶解固体尿素的节能装置及方法
IT201800006795A1 (it) * 2018-06-29 2019-12-29 Procedimento di conversione diretta di off-gas anidri da impianti melammina in urea
US12397720B2 (en) 2022-03-14 2025-08-26 Kuat Innovations Llc Utility rack
USD1010548S1 (en) 2022-03-17 2024-01-09 Kuat Innovations Llc Utility rack
USD1087878S1 (en) 2022-10-26 2025-08-12 Kuat Innovations Llc Utility rack

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700672A (en) * 1969-04-15 1972-10-24 Nissan Chemical Ind Ltd Process for recovering by-product gases at high pressure in melamine production
DE2317603C3 (de) * 1973-04-07 1982-03-25 Basf Ag, 6700 Ludwigshafen Verfahren zur zumindest teilweisen Trennung von Ammoniak und Kohlendioxid enthaltenden Gasgemischen
IT1274362B (it) * 1995-02-16 1997-07-17 Snam Progetti Procedimento ad alta resa per la sintesi dell'urea
IT1275451B (it) * 1995-06-30 1997-08-07 Snam Progetti Procedimento per la sintesi dell'urea comprendente due separate zone di reazione
TW385307B (en) * 1996-08-30 2000-03-21 Dsm Nv Process for the preparation of urea
NL1005118C2 (nl) * 1997-01-29 1998-07-30 Dsm Nv Werkwijze voor de bereiding van ureum.

Also Published As

Publication number Publication date
CN1329591A (zh) 2002-01-02
KR20010080656A (ko) 2001-08-22
BR9915851A (pt) 2001-08-21
EP1135366A1 (de) 2001-09-26
WO2000032566A1 (de) 2000-06-08
NO20012679D0 (no) 2001-05-31
RO119944B1 (ro) 2005-06-30
PL348066A1 (en) 2002-05-06
ATA203998A (de) 2003-11-15
JP2002531434A (ja) 2002-09-24
AT411830B (de) 2004-06-25
AU1557300A (en) 2000-06-19
HUP0104551A2 (hu) 2002-04-29
AR021529A1 (es) 2002-07-24
US6586629B1 (en) 2003-07-01
TR200101550T2 (tr) 2001-10-22
DE59907228D1 (de) 2003-11-06
EA200100611A1 (ru) 2001-12-24
SK6202001A3 (en) 2001-10-08
EP1135366B1 (de) 2003-10-01
CA2350792A1 (en) 2000-06-08
CZ20011941A3 (cs) 2001-09-12

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