PE20142000A1 - Metodo de acabado de urea - Google Patents
Metodo de acabado de ureaInfo
- Publication number
- PE20142000A1 PE20142000A1 PE2013002854A PE2013002854A PE20142000A1 PE 20142000 A1 PE20142000 A1 PE 20142000A1 PE 2013002854 A PE2013002854 A PE 2013002854A PE 2013002854 A PE2013002854 A PE 2013002854A PE 20142000 A1 PE20142000 A1 PE 20142000A1
- Authority
- PE
- Peru
- Prior art keywords
- urea
- stage
- solution
- crystalization
- interval
- Prior art date
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
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/22—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by pressing in moulds or between rollers
-
- 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
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/30—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic using agents to prevent the granules sticking together; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/006—Pressing and sintering powders, granules or fibres
-
- 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
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
- B29K2075/02—Polyureas
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/005—Post-treatment
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
- C05C9/02—Fertilisers containing urea or urea compounds containing urea-formaldehyde condensates
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49716—Converting
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Fertilizers (AREA)
Abstract
REFERIDA A UN PROCEDIMIENTO PARA LA PRODUCCION DE PARTICULAS DE UREA DE UNA SOLUCION ACUOSA DE UREA QUE COMPRENDE UNA ETAPA DE CRISTALIZACION, EN EL QUE LA SOLUCION SE SOMETE A EXPANSION BRUSCA EN SECO CON EL FIN DE OBTENER UREA SOLIDA CRISTALIZADA QUE CONTIENE EL PRODUCTO Y UN VAPOR QUE CONTIENE AMONIACO Y AGUA, Y POSTERIORMENTE UNA ETAPA DE FORMACION QUE COMPRENDE EJERCER FUERZA MECANICA SOBRE LOS CRISTALES DE UREA. LA SOLUCION ANTES DE LA ETAPA DE CRISTALIZACION ES CONCENTRADA HASTA OBTENER ENTRE 60% Y 98% EN PESO DE UREA Y EL TAMANO DE PARTICULA DE UREA OBTENIDO DESPUES DE LA ETAPA DE FORMACION TIENE UN TAMANO DE PARTICULA EN EL INTERVALO DE 1 MM A 10 MM
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP11185307 | 2011-10-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
PE20142000A1 true PE20142000A1 (es) | 2014-12-20 |
Family
ID=47080775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PE2013002854A PE20142000A1 (es) | 2011-10-14 | 2012-10-12 | Metodo de acabado de urea |
Country Status (14)
Country | Link |
---|---|
US (1) | US9890115B2 (es) |
EP (1) | EP2766341B1 (es) |
JP (1) | JP5934370B2 (es) |
CN (1) | CN103748071B (es) |
AP (1) | AP3926A (es) |
BR (1) | BR112013032910B1 (es) |
CA (1) | CA2839657C (es) |
EA (1) | EA027106B1 (es) |
GE (3) | GEP20166500B (es) |
HR (1) | HRP20181399T1 (es) |
MY (1) | MY177074A (es) |
PE (1) | PE20142000A1 (es) |
PL (1) | PL2766341T3 (es) |
WO (1) | WO2013055219A1 (es) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104557617B (zh) * | 2013-10-10 | 2017-01-25 | 中国石油化工股份有限公司 | 一种车用尿素的生产方法 |
EA035246B1 (ru) * | 2014-07-17 | 2020-05-20 | Стамикарбон Б.В. | Способ производства карбамидного продукта |
JP2016064991A (ja) | 2014-09-22 | 2016-04-28 | 東洋エンジニアリング株式会社 | 尿素製造プロセスにおける高純度尿素水溶液の製造方法 |
CN108137335B (zh) * | 2015-03-25 | 2021-10-26 | 斯塔米卡邦有限公司 | 用于汽车环保尿素和硝酸铵尿素的尿素的一体化生产 |
GB2555726B (en) * | 2015-04-01 | 2020-05-13 | Toyo Engineering Corp | Urea production method |
CN107922286B (zh) * | 2016-03-22 | 2022-05-24 | 死海工程有限公司 | 球形肥料及其生产方法 |
GB2572295B (en) | 2016-12-17 | 2022-10-26 | Dead Sea Works Ltd | A process for the recovery of SOP as a product of reaction between sulphate bearing mineral and carnallite |
EP4085049B1 (en) | 2019-12-30 | 2024-01-03 | Stamicarbon B.V. | Ammonia removal from urea finishing |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES238105A1 (es) | 1956-10-26 | 1958-04-01 | Stamicarbon | UN PROCEDIMIENTO PARA LA PRODUCCIoN DE UREA SUSTANCIALMENTE ANHIDRA |
NL101446C (es) * | 1960-04-08 | |||
US3232984A (en) * | 1961-11-20 | 1966-02-01 | Pullman Inc | Low biuret urea |
US3223145A (en) * | 1964-05-20 | 1965-12-14 | Allied Chem | Evaporative concentration of aqueous urea |
US3470115A (en) * | 1965-08-27 | 1969-09-30 | Allied Chem | Process for making non-shrinking urea-formaldehyde foams |
GB1113828A (en) * | 1966-03-28 | 1968-05-15 | Chemical Construction Corp | Process for crystallizing urea |
US3585237A (en) * | 1966-09-29 | 1971-06-15 | Wellman Lord Inc | Crystallization of urea |
SU520881A3 (ru) * | 1970-01-22 | 1976-07-05 | Мицуи Тоацу Кемикалз Инкорпорейтед (Фирма) | Способ получени гранулированной мочевины |
JPS5019538B1 (es) * | 1970-01-22 | 1975-07-08 | ||
GB1581761A (en) * | 1977-06-09 | 1980-12-17 | Azote Sa Cie Neerlandaise | Urea granulation |
IE46841B1 (en) * | 1977-06-09 | 1983-10-05 | Azote Sa Cie Neerlandaise | Improvements in or relating to urea granulation |
NL187393C (nl) * | 1982-11-26 | 1991-09-16 | V I Kucheryavy T M Bogdanova D | Werkwijze voor het bereiden van ureum. |
US5744009A (en) | 1995-07-07 | 1998-04-28 | The M. W. Kellogg Company | Method and apparatus for recovering condensables in vapor from a urea vacuum evaporator |
US6277311B1 (en) * | 1999-08-10 | 2001-08-21 | Costal States Management Corporation | Method of forming flowable urea having low biuret content |
JP4539010B2 (ja) | 2002-07-17 | 2010-09-08 | 凸版印刷株式会社 | 低開閉トルクで高密封なキャップを有する容器 |
JP4225183B2 (ja) | 2003-11-05 | 2009-02-18 | 株式会社デンソー | 半導体装置の製造方法 |
EP2107051A1 (en) * | 2008-04-02 | 2009-10-07 | DSM IP Assets B.V. | Process for inreasing the capacity of an existing urea plant |
CN101684082A (zh) * | 2008-09-25 | 2010-03-31 | 江苏劲力化肥有限责任公司 | 尿素中压系统的循环回收预分离新工艺方法 |
CN101991962A (zh) * | 2009-08-21 | 2011-03-30 | 宁波金远东工业科技有限公司 | 低能耗尿素蒸发装置 |
-
2012
- 2012-10-12 GE GEAP201213655A patent/GEP20166500B/en unknown
- 2012-10-12 MY MYPI2013702489A patent/MY177074A/en unknown
- 2012-10-12 PE PE2013002854A patent/PE20142000A1/es active IP Right Grant
- 2012-10-12 EP EP12778823.0A patent/EP2766341B1/en active Active
- 2012-10-12 CA CA2839657A patent/CA2839657C/en active Active
- 2012-10-12 BR BR112013032910-6A patent/BR112013032910B1/pt active IP Right Grant
- 2012-10-12 US US14/127,962 patent/US9890115B2/en active Active
- 2012-10-12 GE GEAP201213654A patent/GEP20166499B/en unknown
- 2012-10-12 GE GEAP201213361A patent/GEP201606569B/en unknown
- 2012-10-12 PL PL12778823T patent/PL2766341T3/pl unknown
- 2012-10-12 AP AP2013007324A patent/AP3926A/en active
- 2012-10-12 WO PCT/NL2012/050715 patent/WO2013055219A1/en active Application Filing
- 2012-10-12 EA EA201490094A patent/EA027106B1/ru not_active IP Right Cessation
- 2012-10-12 CN CN201280030534.8A patent/CN103748071B/zh active Active
- 2012-10-12 JP JP2014535684A patent/JP5934370B2/ja active Active
-
2018
- 2018-08-30 HR HRP20181399TT patent/HRP20181399T1/hr unknown
Also Published As
Publication number | Publication date |
---|---|
AP3926A (en) | 2016-12-10 |
EA027106B1 (ru) | 2017-06-30 |
EP2766341B1 (en) | 2018-07-04 |
AP2013007324A0 (en) | 2013-12-31 |
GEP20166500B (en) | 2016-06-27 |
JP2014530817A (ja) | 2014-11-20 |
PL2766341T3 (pl) | 2018-11-30 |
WO2013055219A1 (en) | 2013-04-18 |
MY177074A (en) | 2020-09-04 |
JP5934370B2 (ja) | 2016-06-15 |
CN103748071A (zh) | 2014-04-23 |
US9890115B2 (en) | 2018-02-13 |
EA201490094A1 (ru) | 2014-07-30 |
BR112013032910A2 (pt) | 2017-01-24 |
CA2839657C (en) | 2018-06-26 |
CA2839657A1 (en) | 2013-04-18 |
GEP201606569B (en) | 2016-11-10 |
US20150026943A1 (en) | 2015-01-29 |
CN103748071B (zh) | 2017-03-08 |
BR112013032910B1 (pt) | 2018-12-18 |
HRP20181399T1 (hr) | 2018-10-19 |
EP2766341A1 (en) | 2014-08-20 |
GEP20166499B (en) | 2016-06-27 |
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Legal Events
Date | Code | Title | Description |
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FG | Grant, registration |