IL74522A0 - Preparation of urea - Google Patents

Preparation of urea

Info

Publication number: IL74522A0
Authority: IL; Israel
Prior art keywords: urea; zone; synthesis; carbamate; stripping
Prior art date: 1984-03-16

Application number

IL74522A

Other languages

English (en)

Original Assignee

Unie Van Kunstmestfab Bv

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.)

1984-03-16

Filing date

1985-03-06

Publication date

1985-06-30

1985-03-06 Application filed by Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv

1985-06-30 Publication of IL74522A0 publication Critical patent/IL74522A0/xx

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
- C07C273/04—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 from carbon dioxide and ammonia
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)
Catalysts (AREA)
Heat Treatment Of Sheet Steel (AREA)
Compounds Of Unknown Constitution (AREA)
Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Measurement Of Radiation (AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

IL74522A 1984-03-16 1985-03-06 Preparation of urea IL74522A0 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL8400839A NL8400839A (nl)	1984-03-16	1984-03-16	Werkwijze voor de bereiding van ureum.

Publications (1)

Publication Number	Publication Date
IL74522A0 true IL74522A0 (en)	1985-06-30

Family

ID=19843651

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL74522A IL74522A0 (en)	1984-03-16	1985-03-06	Preparation of urea

Country Status (34)

Country	Link
EP (1)	EP0155735B1 (fr)
JP (1)	JPS60209555A (fr)
KR (1)	KR870001692B1 (fr)
CN (2)	CN85100951A (fr)
AT (1)	ATE38033T1 (fr)
AU (1)	AU579614B2 (fr)
BG (1)	BG60247B1 (fr)
BR (1)	BR8501156A (fr)
CA (1)	CA1330444C (fr)
DD (1)	DD232038A1 (fr)
DE (1)	DE3565680D1 (fr)
EG (1)	EG16600A (fr)
ES (1)	ES8602622A1 (fr)
FI (1)	FI851046L (fr)
GE (1)	GEP19960461B (fr)
GR (1)	GR850639B (fr)
HU (1)	HUT39721A (fr)
IL (1)	IL74522A0 (fr)
IN (1)	IN164392B (fr)
LT (1)	LT2206B (fr)
LV (1)	LV5225A3 (fr)
MA (1)	MA20372A1 (fr)
MX (1)	MX7357E (fr)
NL (1)	NL8400839A (fr)
NO (1)	NO851044L (fr)
NZ (1)	NZ211460A (fr)
PL (1)	PL252389A1 (fr)
PT (1)	PT80109B (fr)
RO (1)	RO91349B (fr)
SU (1)	SU1456009A3 (fr)
TR (1)	TR22418A (fr)
YU (1)	YU41685A (fr)
ZA (1)	ZA851978B (fr)
ZW (1)	ZW4185A1 (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL8303888A (nl) *	1983-11-13	1985-06-03	Unie Van Kunstmestfab Bv	Werkwijze voor de bereiding van ureum.
NL8800284A (nl) *	1988-02-08	1989-09-01	Stamicarbon	Werkwijze voor de bereiding van ureum.
US6274767B1 (en) †	1992-11-19	2001-08-14	Urea Casale, S.A.	Process for the revamping of urea synthesis plants consisting of a stripper with ammonia
US5767313A (en) *	1995-05-23	1998-06-16	Dsm N.V.	Method for the preparation of urea
NL1000416C2 (nl) *	1995-05-23	1996-11-25	Dsm Nv	Werkwijze voor de bereiding van ureum.
JP3987607B2 (ja) *	1996-10-07	2007-10-10	東洋エンジニアリング株式会社	改良された尿素合成方法および装置
IT1290423B1 (it) *	1996-10-17	1998-12-03	Eurotecnica Contractors And En	Procedimento per la sintesi di urea da anidride carbonica e ammoniaca
NL1004977C2 (nl) *	1997-01-13	1998-07-15	Dsm Nv	Methode om de capaciteit van een bestaand ureum proces te verhogen.
NL1005118C2 (nl) *	1997-01-29	1998-07-30	Dsm Nv	Werkwijze voor de bereiding van ureum.
NL1009516C2 (nl) *	1998-06-29	2000-01-04	Dsm Nv	Werkwijze voor de bereiding van ureum.
NL1016643C2 (nl) *	2000-11-17	2002-05-22	Dsm Nv	Werkwijze voor de bereiding van ureum.
NL1019081C2 (nl)	2001-10-01	2003-04-02	Dsm Nv	Werkwijze voor de bereiding van ureum.
JP4426415B2 (ja)	2004-10-01	2010-03-03	東洋エンジニアリング株式会社	反応装置
US7582795B2 (en) *	2005-04-27	2009-09-01	Toyo Engineering Corporation	Apparatus for synthesizing urea and method for revamping the same
EP2107051A1 (fr)	2008-04-02	2009-10-07	DSM IP Assets B.V.	Procédé pour augmenter la capacité d'une installation de production d'urée existante
EP2123633A1 (fr)	2008-05-19	2009-11-25	DSM IP Assets B.V.	Procédé de fabrication d'urée à partir d'ammoniac et de dioxyde de carbone
EP2123634A1 (fr)	2008-05-19	2009-11-25	DSM IP Assets B.V.	Procédé de fabrication d'urée à partir d'ammoniac et de dioxyde de carbone
MY190234A (en)	2012-05-03	2022-04-06	Stamicarbon	Method and apparatus for the production of urea from ammonia and carbon dioxide
WO2014192823A1 (fr)	2013-05-28	2014-12-04	東洋エンジニアリング株式会社	Procédé de synthèse d'urée
EP2843304A1 (fr)	2013-08-29	2015-03-04	Casale SA	Appareil de récupération de chaleur à faisceau tubulaire, à partir d'un flux de processus chaud
USD843660S1 (en)	2017-11-27	2019-03-19	Mary Kay Inc.	Cosmetic compact
USD863685S1 (en)	2017-11-27	2019-10-15	Mary Kay Inc.	Cosmetic compact
USD850006S1 (en)	2017-11-27	2019-05-28	Mary Kay Inc.	Cosmetic compact
CA3132259A1 (fr)	2019-03-14	2020-09-17	Toyo Engineering Corporation	Procede et appareil pour la production d'uree
JP7157684B2 (ja)	2019-03-14	2022-10-20	東洋エンジニアリング株式会社	尿素製造方法および装置
UA129847C2 (uk) *	2020-02-25	2025-08-20	Касале Са	Спосіб і установка для синтезу сечовини
CN115364808A (zh) *	2022-07-26	2022-11-22	哈尔滨工业大学（深圳）	一种尿素连续合成系统
WO2025198471A1 (fr)	2024-03-20	2025-09-25	Stamicarbon B.V.	Installation de production d'urée avec condenseur modifié et équipements internes de réacteur modifiés

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL101446C (fr) *	1960-04-08
NL165712C (nl) *	1970-05-30	1981-05-15	Stamicarbon	Werkwijze en inrichting voor het bij synthesedruk terug- winnen van ammoniak en kooldioxyde uit het spuigas van een ureumsynthese.
US4013718A (en) *	1970-09-03	1977-03-22	Snam Progetti S.P.A.	Integrated process for the production of urea
AU8825782A (en) *	1981-09-01	1983-03-28	Unie Van Kunstmestfabrieken B.V.	Process for the preparation of urea

1984
- 1984-03-16 NL NL8400839A patent/NL8400839A/nl not_active Application Discontinuation
1985
- 1985-03-06 IL IL74522A patent/IL74522A0/xx unknown
- 1985-03-07 IN IN178/MAS/85A patent/IN164392B/en unknown
- 1985-03-11 MA MA20596A patent/MA20372A1/fr unknown
- 1985-03-11 ZW ZW41/85A patent/ZW4185A1/xx unknown
- 1985-03-12 TR TR11234/85A patent/TR22418A/xx unknown
- 1985-03-12 EG EG159/85A patent/EG16600A/xx active
- 1985-03-14 CA CA000476485A patent/CA1330444C/fr not_active Expired - Lifetime
- 1985-03-14 PT PT80109A patent/PT80109B/pt unknown
- 1985-03-14 GR GR850639A patent/GR850639B/el unknown
- 1985-03-14 BG BG069250A patent/BG60247B1/bg unknown
- 1985-03-15 ZA ZA851978A patent/ZA851978B/xx unknown
- 1985-03-15 AT AT85200387T patent/ATE38033T1/de not_active IP Right Cessation
- 1985-03-15 DE DE8585200387T patent/DE3565680D1/de not_active Expired
- 1985-03-15 SU SU853873452A patent/SU1456009A3/ru active
- 1985-03-15 EP EP85200387A patent/EP0155735B1/fr not_active Expired
- 1985-03-15 HU HU85976A patent/HUT39721A/hu unknown
- 1985-03-15 NO NO851044A patent/NO851044L/no unknown
- 1985-03-15 DD DD85274164A patent/DD232038A1/xx unknown
- 1985-03-15 BR BR8501156A patent/BR8501156A/pt not_active IP Right Cessation
- 1985-03-15 PL PL25238985A patent/PL252389A1/xx unknown
- 1985-03-15 KR KR1019850001673A patent/KR870001692B1/ko not_active Expired
- 1985-03-15 YU YU00416/85A patent/YU41685A/xx unknown
- 1985-03-15 AU AU39893/85A patent/AU579614B2/en not_active Ceased
- 1985-03-15 FI FI851046A patent/FI851046L/fi not_active Application Discontinuation
- 1985-03-15 RO RO118002A patent/RO91349B/ro unknown
- 1985-03-15 JP JP60050691A patent/JPS60209555A/ja active Pending
- 1985-03-15 MX MX8511479U patent/MX7357E/es unknown
- 1985-03-15 ES ES541294A patent/ES8602622A1/es not_active Expired
- 1985-03-15 NZ NZ211460A patent/NZ211460A/en unknown
- 1985-04-01 CN CN198585100951A patent/CN85100951A/zh active Pending
- 1985-04-01 CN CN85101703A patent/CN1010308B/zh not_active Expired
1993
- 1993-05-06 LV LV930297A patent/LV5225A3/xx unknown
- 1993-06-21 GE GEAP1993910A patent/GEP19960461B/en unknown
- 1993-06-30 LT LTRP725A patent/LT2206B/xx not_active IP Right Cessation

Also Published As

Publication number	Publication date
MX7357E (es)	1988-07-19
ZA851978B (en)	1985-11-27
BG60247B2 (bg)	1994-03-24
AU579614B2 (en)	1988-12-01
DD232038A1 (de)	1986-01-15
DE3565680D1 (en)	1988-11-24
RO91349A (fr)	1987-08-31
PL252389A1 (en)	1985-10-22
NO851044L (no)	1985-09-17
FI851046A0 (fi)	1985-03-15
MA20372A1 (fr)	1985-10-01
KR850006930A (ko)	1985-10-25
JPS60209555A (ja)	1985-10-22
YU41685A (en)	1987-12-31
CN85101703A (zh)	1987-01-24
EG16600A (en)	1989-01-30
CN85100951A (zh)	1987-01-10
IN164392B (fr)	1989-03-11
ATE38033T1 (de)	1988-11-15
EP0155735B1 (fr)	1988-10-19
KR870001692B1 (ko)	1987-09-24
CA1330444C (fr)	1994-06-28
BG60247B1 (bg)	1994-03-24
GEP19960461B (en)	1996-05-13
PT80109B (en)	1986-11-14
FI851046A7 (fi)	1985-09-17
ZW4185A1 (en)	1985-06-26
CN1010308B (zh)	1990-11-07
BR8501156A (pt)	1985-11-12
EP0155735A1 (fr)	1985-09-25
RO91349B (ro)	1987-09-01
PT80109A (en)	1985-04-01
FI851046L (fi)	1985-09-17
AU3989385A (en)	1985-09-19
ES541294A0 (es)	1985-12-01
ES8602622A1 (es)	1985-12-01
GR850639B (fr)	1985-07-02
LV5225A3 (lv)	1993-10-10
SU1456009A3 (ru)	1989-01-30
NL8400839A (nl)	1985-10-16
LT2206B (lt)	1993-11-15
TR22418A (tr)	1987-04-30
HUT39721A (en)	1986-10-29
NZ211460A (en)	1987-10-30

Publication	Publication Date	Title
EG16600A (en)	1989-01-30	Process for the preparation of urea
ES2000605A6 (es)	1988-03-01	Un procedimiento para la preparacion de urea
GB1470489A (en)	1977-04-14	Process for producing urea
ATE1504T1 (de)	1982-09-15	Verfahren zur herstellung von melamin.
ES8306103A1 (es)	1983-05-01	"un procedimiento mejorado para la preparacion de urea".
NO870985L (no)	1987-09-14	Fremgangsmte ved fremstilling av gjdning inneholdende ammoniumnitrat og kalsium-karbonat.
DE3565532D1 (en)	1988-11-17	Process for the preparation of urea
ES443998A1 (es)	1977-04-16	Procedimiento para el tratamiento de vapor de agua generado al concentrar una solucion acuosa de urea.
ATE33132T1 (de)	1988-04-15	Verfahren zur herstellung von harnstoff.
IN169678B (fr)	1991-11-30
ES8301902A1 (es)	1983-01-16	Procedimiento para la produccion de urea
DE3567846D1 (en)	1989-03-02	Process for preparing cyanamide
ES8306104A1 (es)	1983-05-01	"un procedimiento mejorado para la preparacion de urea".
EP0136764A3 (fr)	1985-06-12	Procédé de fabrication d'urée
EP0136765A3 (fr)	1985-06-19	Procédé pour la préparation de l'urée
OA07039A (fr)	1983-12-31	Procédé de préparation d'urée.
GB1467929A (en)	1977-03-23	Process for the manufacture of carbon oxysulphide
ES8706094A1 (es)	1987-06-01	Procedimiento para producir de manera continua soluciones acuosas de tiocianato de amonio