CA2177003C - Methode de fabrication d'uree - Google Patents

Methode de fabrication d'uree Download PDF

Info

Publication number: CA2177003C
Authority: CA; Canada
Prior art keywords: reactor; urea; heat exchanger; zone; condensation
Prior art date: 1995-05-23
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 - Lifetime

Application number

CA 2177003

Other languages

English (en)

Other versions

CA2177003A1 (fr

Inventor

Kees Jonckers

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.)

Stamicarbon BV

Original Assignee

DSM IP Assets 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.)

1995-05-23

Filing date

1996-05-21

Publication date

2004-01-20

1996-05-21 Application filed by DSM IP Assets BV filed Critical DSM IP Assets BV

1996-11-24 Publication of CA2177003A1 publication Critical patent/CA2177003A1/fr

2004-01-20 Application granted granted Critical

2004-01-20 Publication of CA2177003C publication Critical patent/CA2177003C/fr

2016-05-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 97
239000004202 carbamide Substances 0.000 title claims abstract description 96
238000000034 method Methods 0.000 title claims abstract description 57
238000002360 preparation method Methods 0.000 title claims abstract description 14
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 75
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 52
230000015572 biosynthetic process Effects 0.000 claims abstract description 50
238000009833 condensation Methods 0.000 claims abstract description 45
230000005494 condensation Effects 0.000 claims abstract description 45
238000003786 synthesis reaction Methods 0.000 claims abstract description 45
229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 36
229910021529 ammonia Inorganic materials 0.000 claims abstract description 26
239000001569 carbon dioxide Substances 0.000 claims abstract description 24
BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 claims abstract description 15
KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 claims abstract description 15
238000005192 partition Methods 0.000 claims description 15
KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 claims description 10
238000000354 decomposition reaction Methods 0.000 claims description 6
239000007788 liquid Substances 0.000 claims description 6
239000012530 fluid Substances 0.000 claims description 5
238000007599 discharging Methods 0.000 claims description 3
238000012856 packing Methods 0.000 claims description 3
229910000069 nitrogen hydride Inorganic materials 0.000 abstract description 9
239000007787 solid Substances 0.000 abstract description 4
239000000243 solution Substances 0.000 description 38
239000007789 gas Substances 0.000 description 30
238000006243 chemical reaction Methods 0.000 description 13
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
239000000203 mixture Substances 0.000 description 7
239000011261 inert gas Substances 0.000 description 6
230000008901 benefit Effects 0.000 description 3
239000008246 gaseous mixture Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
230000001419 dependent effect Effects 0.000 description 2
238000001704 evaporation Methods 0.000 description 2
230000008020 evaporation Effects 0.000 description 2
238000009434 installation Methods 0.000 description 2
239000011541 reaction mixture Substances 0.000 description 2
239000013589 supplement Substances 0.000 description 2
239000004215 Carbon black (E152) Substances 0.000 description 1
OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 1
244000309464 bull Species 0.000 description 1
239000006227 byproduct Substances 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
239000000498 cooling water Substances 0.000 description 1
230000018044 dehydration Effects 0.000 description 1
238000006297 dehydration reaction Methods 0.000 description 1
238000013461 design Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
230000010354 integration Effects 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
238000012545 processing Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
239000002904 solvent Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000005406 washing Methods 0.000 description 1
238000004804 winding Methods 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/04—Pressure vessels, e.g. autoclaves
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J12/00—Chemical processes in general for reacting gaseous media with gaseous media; Apparatus specially adapted therefor
- 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/182—Details relating to the spatial orientation of the reactor horizontal

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

CA 2177003 1995-05-23 1996-05-21 Methode de fabrication d'uree Expired - Lifetime CA2177003C (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL1000416A NL1000416C2 (nl)	1995-05-23	1995-05-23	Werkwijze voor de bereiding van ureum.
NL1000416		1995-05-23

Publications (2)

Publication Number	Publication Date
CA2177003A1 CA2177003A1 (fr)	1996-11-24
CA2177003C true CA2177003C (fr)	2004-01-20

Family

ID=19761061

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA 2177003 Expired - Lifetime CA2177003C (fr)	1995-05-23	1996-05-21	Methode de fabrication d'uree

Country Status (3)

Country	Link
CN (1)	CN1055462C (fr)
CA (1)	CA2177003C (fr)
NL (1)	NL1000416C2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN101148425B (zh) *	2006-09-22	2011-10-12	北京航天石化技术装备工程公司	一种尿素合成方法
CN111278804B (zh)	2017-10-27	2021-07-20	斯塔米卡邦有限公司	高压氨基甲酸盐冷凝器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59122452A (ja) *	1982-12-29	1984-07-14	Toyo Eng Corp	尿素合成管
NL8400839A (nl) *	1984-03-16	1985-10-16	Unie Van Kunstmestfab Bv	Werkwijze voor de bereiding van ureum.
NL8502228A (nl) *	1985-08-12	1987-03-02	Unie Van Kunstmestfab Bv	Werkwijze voor de bereiding van ureum.

1995
- 1995-05-23 NL NL1000416A patent/NL1000416C2/xx not_active IP Right Cessation
1996
- 1996-05-21 CA CA 2177003 patent/CA2177003C/fr not_active Expired - Lifetime
- 1996-05-22 CN CN96110072A patent/CN1055462C/zh not_active Expired - Lifetime

Also Published As

Publication number	Publication date
CN1055462C (zh)	2000-08-16
CA2177003A1 (fr)	1996-11-24
CN1141287A (zh)	1997-01-29
NL1000416C2 (nl)	1996-11-25

Legal Events

Date	Code	Title	Description
2000-04-03	EEER	Examination request
2016-07-26	MKEX	Expiry	Effective date: 20160524

Publication	Publication Date	Title
US5767313A (en)	1998-06-16	Method for the preparation of urea
JP7094453B2 (ja)	2022-07-01	尿素製造プロセス及び低圧回収部における熱統合を有するプラント
EP0155735A1 (fr)	1985-09-25	Procédé de préparation d'urée
CA2300518C (fr)	2007-05-22	Methode de modernisation d'une usine de production d'uree
CA2323432C (fr)	2007-05-22	Dispositif de mise en contact gaz/liquide
CA2177003C (fr)	2004-01-20	Methode de fabrication d'uree
EP0086805B1 (fr)	1986-07-09	Procede de preparation d'uree
SU602115A3 (ru)	1978-04-05	Способ получени мочевины
SU1450735A3 (ru)	1989-01-07	Способ получени мочевины
RU2721699C2 (ru)	2020-05-21	Способ производства мочевины с высокотемпературным стриппингом
US3258486A (en)	1966-06-28	Process for urea synthesis
EP3939963B1 (fr)	2024-05-22	Procédé de production d'urée
IL24765A (en)	1969-07-30	Process and device for preparing urea
CN1022321C (zh)	1993-10-06	浓缩尿素溶液的方法及其装置
EP0329214A1 (fr)	1989-08-23	Procédé pour concentrer une solution d'urée
WO2010069691A1 (fr)	2010-06-24	Amélioration de la boucle haute pression dans un procédé de synthèse d'urée
US20250376440A1 (en)	2025-12-11	Process and plant for producing urea
RU2854494C2 (ru)	2026-01-13	Способ и установка для синтеза мочевины и меламина
RU2838741C1 (ru)	2025-04-22	Энергосберегающая система производства мочевины
CN118988206A (zh)	2024-11-22	一种尿素合成装置
WO2025181112A1 (fr)	2025-09-04	Procédé de désorption et installation de production d'urée
WO2025216634A1 (fr)	2025-10-16	Installation de production d'urée avec dérivation de décapant
WO2026059447A1 (fr)	2026-03-19	Extraction thermique avec échange de chaleur hp-mp
EP0136765A2 (fr)	1985-04-10	Procédé pour la préparation de l'urée
EP0136764A2 (fr)	1985-04-10	Procédé de fabrication d'urée