UA120052C2 - Спосіб і установка для синтезу сечовини і меламіну - Google Patents
Спосіб і установка для синтезу сечовини і меламінуInfo
- Publication number
- UA120052C2 UA120052C2 UAA201611890A UAA201611890A UA120052C2 UA 120052 C2 UA120052 C2 UA 120052C2 UA A201611890 A UAA201611890 A UA A201611890A UA A201611890 A UAA201611890 A UA A201611890A UA 120052 C2 UA120052 C2 UA 120052C2
- Authority
- UA
- Ukraine
- Prior art keywords
- urea
- synthesis
- melamine
- stripper
- carbamate
- Prior art date
Links
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
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
-
- 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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
- C07D251/40—Nitrogen atoms
- C07D251/54—Three nitrogen atoms
- C07D251/56—Preparation of melamine
- C07D251/60—Preparation of melamine from urea or 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
- Y02P20/10—Process efficiency
Abstract
Винахід стосується об'єднаного способу синтезу сечовини і меламіну, в якому синтез сечовини здійснюють із застосуванням способу з відпарюванням в контурі синтезу високого тиску, що включає реактор, відпарний апарат і конденсатор карбамату, причому розчин сечовини, що виходить із вказаного відпарного апарата, направляють до секції вилучення для одержання продукту - концентрованої сечовини і вилученого розчину карбамату; принаймні частину вказаного продукту - сечовини перетворюють на меламін, а відхідні гази із процесу синтезу меламіну повертають до процесу синтезу сечовини шляхом змішування з газовою фазою із відпарного апарата і з вказаним вилученим розчином карбамату, утворюючи, таким чином, змішаний потік, який потім конденсують у вказаному конденсаторі карбамату, і, зрештою, конденсат направляють до реактора.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP14166190.0A EP2940006A1 (en) | 2014-04-28 | 2014-04-28 | Process and plant for the synthesis of urea and melamine |
PCT/EP2015/058292 WO2015165741A1 (en) | 2014-04-28 | 2015-04-16 | Process and plant for the synthesis of urea and melamine |
Publications (1)
Publication Number | Publication Date |
---|---|
UA120052C2 true UA120052C2 (uk) | 2019-09-25 |
Family
ID=50555087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
UAA201611890A UA120052C2 (uk) | 2014-04-28 | 2015-04-16 | Спосіб і установка для синтезу сечовини і меламіну |
Country Status (12)
Country | Link |
---|---|
US (1) | US9957239B2 (uk) |
EP (2) | EP2940006A1 (uk) |
CN (1) | CN106458867B (uk) |
AU (1) | AU2015252275B2 (uk) |
BR (1) | BR112016024878B1 (uk) |
CA (1) | CA2941534A1 (uk) |
MX (1) | MX2016013360A (uk) |
MY (1) | MY188113A (uk) |
RU (1) | RU2667502C2 (uk) |
SA (1) | SA516380103B1 (uk) |
UA (1) | UA120052C2 (uk) |
WO (1) | WO2015165741A1 (uk) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2771242C2 (ru) | 2018-01-26 | 2022-04-28 | Касале Са | Установка синтеза меламина с использованием отходящего газа в присоединенной установке синтеза мочевины |
CN110092002A (zh) * | 2018-01-30 | 2019-08-06 | 哈米尔顿森德斯特兰德公司 | 飞机的油箱催化惰化设备 |
EP3766865A1 (en) * | 2019-07-18 | 2021-01-20 | Casale Sa | A process for the synthesis of urea |
EP4121418B1 (en) * | 2020-03-18 | 2024-02-14 | Casale Sa | Process for quenching offgas of melamine synthesis |
CN114573482A (zh) * | 2020-11-30 | 2022-06-03 | 欧洲技术三聚氰氨股份公司 | 三聚氰胺和尿素生产的一体化方法 |
WO2023280684A1 (en) | 2021-07-09 | 2023-01-12 | Casale Sa | A process and plant for the synthesis of urea and melamine |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW385307B (en) * | 1996-08-30 | 2000-03-21 | Dsm Nv | Process for the preparation of urea |
NL1003923C2 (nl) * | 1996-08-30 | 1998-03-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
NL1021637C2 (nl) | 2002-07-29 | 2004-01-30 | Dsm Nv | Werkwijze voor het vergroten van de capaciteit van een ureumfabriek. |
EP1449827A1 (en) * | 2003-02-21 | 2004-08-25 | Urea Casale S.A. | Process and plant for the production of urea |
US20070032650A1 (en) * | 2004-02-20 | 2007-02-08 | Urea Casale S.A. | Integrated process for urea and melamine production |
DE602005024680D1 (de) * | 2005-08-10 | 2010-12-23 | Urea Casale Sa | Verfahren zur integrierten Herstellung von Harnstoff und Melamin |
EP1918274A1 (en) * | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Integrated process for urea and melamine production |
-
2014
- 2014-04-28 EP EP14166190.0A patent/EP2940006A1/en not_active Withdrawn
-
2015
- 2015-04-16 MX MX2016013360A patent/MX2016013360A/es unknown
- 2015-04-16 AU AU2015252275A patent/AU2015252275B2/en active Active
- 2015-04-16 CN CN201580022850.4A patent/CN106458867B/zh active Active
- 2015-04-16 WO PCT/EP2015/058292 patent/WO2015165741A1/en active Application Filing
- 2015-04-16 BR BR112016024878-3A patent/BR112016024878B1/pt active IP Right Grant
- 2015-04-16 RU RU2016146375A patent/RU2667502C2/ru active
- 2015-04-16 US US15/126,212 patent/US9957239B2/en active Active
- 2015-04-16 CA CA2941534A patent/CA2941534A1/en not_active Abandoned
- 2015-04-16 UA UAA201611890A patent/UA120052C2/uk unknown
- 2015-04-16 EP EP15719993.6A patent/EP3137448B2/en active Active
- 2015-04-16 MY MYPI2016703211A patent/MY188113A/en unknown
-
2016
- 2016-10-19 SA SA516380103A patent/SA516380103B1/ar unknown
Also Published As
Publication number | Publication date |
---|---|
EP2940006A1 (en) | 2015-11-04 |
AU2015252275A1 (en) | 2016-09-22 |
EP3137448A1 (en) | 2017-03-08 |
CN106458867B (zh) | 2019-01-04 |
CN106458867A (zh) | 2017-02-22 |
BR112016024878B1 (pt) | 2021-02-02 |
RU2016146375A3 (uk) | 2018-08-07 |
EP3137448B1 (en) | 2018-10-17 |
EP3137448B2 (en) | 2022-02-23 |
US20170081297A1 (en) | 2017-03-23 |
SA516380103B1 (ar) | 2020-10-04 |
RU2016146375A (ru) | 2018-05-29 |
MX2016013360A (es) | 2017-01-26 |
MY188113A (en) | 2021-11-21 |
US9957239B2 (en) | 2018-05-01 |
CA2941534A1 (en) | 2015-11-05 |
AU2015252275B2 (en) | 2018-11-29 |
WO2015165741A1 (en) | 2015-11-05 |
BR112016024878A2 (pt) | 2017-08-15 |
RU2667502C2 (ru) | 2018-09-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
UA120052C2 (uk) | Спосіб і установка для синтезу сечовини і меламіну | |
MY191504A (en) | Urea production process and plant | |
UA115143C2 (uk) | Установка з вироблення сечовини | |
EP4279535A3 (en) | Method for preparing polyols | |
MX2014013381A (es) | Metodo y aparato para la produccion de urea a partir de amoniaco y dioxido de carbono. | |
MY179409A (en) | Method for producing ?-caprolactam | |
MX2017006212A (es) | Proceso de acabado de urea con depuracion acida. | |
NZ747549A (en) | Method for preparing azoxystrobin intermediates | |
EA201992623A3 (ru) | Совмещенное производство карбамида и меламина | |
WO2013006390A3 (en) | Chilled ammonia based co2 capture system with ammonia recovery and processes of use | |
GEP201706674B (en) | Urea synthesis process and plant | |
MY195834A (en) | Process For Producing Dimethyl Carbonate | |
MX2018002031A (es) | Proceso para la preparacion de 1,4-bis (etoximetil) ciclohexano. | |
UA115871C2 (uk) | Спосіб синтезу сечовини і відповідна компоновка реакційної секції установки для одержання сечовини | |
GB201210256D0 (en) | Improved butanol recovery process | |
EA201400079A1 (ru) | Способ получения метанола, включающий одну или более стадий разделения на мембране | |
NZ747412A (en) | Method for preparing azoxystrobin | |
MX2020001448A (es) | Proceso para convertir monourea ciclica de un compuesto de etilenamina en un compuesto etilenaminico. | |
EA201290614A1 (ru) | Способ стриппинга мочевины для производства мочевины | |
MY191868A (en) | Process and plant for the synthesis of urea | |
MY169134A (en) | Concentration of the urea solution in a process for the synthesis of urea | |
SA519410268B1 (ar) | عملية مدمجة لإنتاج كربونات الجليسرول (4-هيدروكسي ميثيل-2-أوكسو-1، 3-ديوكسولان) ويوريا | |
MY196060A (en) | Plant For The Synthesis Of Melamine With Offgas Recovery In A Tied-In Urea Plant | |
BR112017010149A2 (pt) | processo para a preparação de álcoois superiores a partir de etanol e n-hexanol por condensação de guerbet | |
IN2014CN00791A (uk) |