GB1309275A - Synthesis of urea from melamine synthesis waste gas - Google Patents

Synthesis of urea from melamine synthesis waste gas

Info

Publication number
GB1309275A
GB1309275A GB5198770A GB5198770A GB1309275A GB 1309275 A GB1309275 A GB 1309275A GB 5198770 A GB5198770 A GB 5198770A GB 5198770 A GB5198770 A GB 5198770A GB 1309275 A GB1309275 A GB 1309275A
Authority
GB
United Kingdom
Prior art keywords
synthesis
urea
melamine
product
pressure
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
GB5198770A
Other languages
English (en)
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.)
Nissan Chemical Corp
Original Assignee
Nissan Chemical 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 Nissan Chemical Corp filed Critical Nissan Chemical Corp
Publication of GB1309275A publication Critical patent/GB1309275A/en
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB5198770A 1969-11-01 1970-11-02 Synthesis of urea from melamine synthesis waste gas Expired GB1309275A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8737969A JPS5022020B1 (de) 1969-11-01 1969-11-01

Publications (1)

Publication Number Publication Date
GB1309275A true GB1309275A (en) 1973-03-07

Family

ID=13913247

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5198770A Expired GB1309275A (en) 1969-11-01 1970-11-02 Synthesis of urea from melamine synthesis waste gas

Country Status (4)

Country Link
JP (1) JPS5022020B1 (de)
DE (1) DE2053487C3 (de)
FR (1) FR2071884A5 (de)
GB (1) GB1309275A (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1003923C2 (nl) * 1996-08-30 1998-03-04 Dsm Nv Werkwijze voor de bereiding van ureum.
WO1998008808A1 (en) * 1996-08-30 1998-03-05 Dsm N.V. Process for the preparation of urea
NL1004475C2 (nl) * 1996-11-08 1998-05-11 Dsm Nv Werkwijze voor de bereiding van ureum.
WO1998032731A1 (en) * 1997-01-29 1998-07-30 Dsm N.V. Process for preparing urea
EP1752447A1 (de) * 2005-08-10 2007-02-14 Urea Casale S.A. Verfahren zur integrierten Herstellung von Harnstoff und Melamin
WO2024188890A1 (en) * 2023-03-10 2024-09-19 Casale Sa A process and plant for the synthesis of urea and melamine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103523799B (zh) * 2013-09-27 2015-10-21 山西阳煤丰喜肥业(集团)有限责任公司 三聚氰胺尾气联产碳铵的工艺方法

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1003923C2 (nl) * 1996-08-30 1998-03-04 Dsm Nv Werkwijze voor de bereiding van ureum.
WO1998008808A1 (en) * 1996-08-30 1998-03-05 Dsm N.V. Process for the preparation of urea
US6114579A (en) * 1996-08-30 2000-09-05 Dsm. N.V. Process for the preparation of urea
CN1077884C (zh) * 1996-08-30 2002-01-16 Dsm有限公司 尿素制备方法
US6344588B1 (en) 1996-08-30 2002-02-05 Dsm, N.V. Process for the preparation of urea
NL1004475C2 (nl) * 1996-11-08 1998-05-11 Dsm Nv Werkwijze voor de bereiding van ureum.
WO1998032731A1 (en) * 1997-01-29 1998-07-30 Dsm N.V. Process for preparing urea
NL1005118C2 (nl) * 1997-01-29 1998-07-30 Dsm Nv Werkwijze voor de bereiding van ureum.
US6111138A (en) * 1997-01-29 2000-08-29 Dsm N.V. Process for preparing urea
AU726205B2 (en) * 1997-01-29 2000-11-02 Stamicarbon B.V. Process for preparing urea
EP1752447A1 (de) * 2005-08-10 2007-02-14 Urea Casale S.A. Verfahren zur integrierten Herstellung von Harnstoff und Melamin
WO2024188890A1 (en) * 2023-03-10 2024-09-19 Casale Sa A process and plant for the synthesis of urea and melamine

Also Published As

Publication number Publication date
JPS5022020B1 (de) 1975-07-28
DE2053487B2 (de) 1974-11-14
DE2053487C3 (de) 1975-07-03
FR2071884A5 (de) 1971-09-17
DE2053487A1 (de) 1971-05-27

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee