EG24323A - Process for the preparation of urea granules - Google Patents
Process for the preparation of urea granulesInfo
- Publication number
- EG24323A EG24323A EGNA2006000446A EG24323A EG 24323 A EG24323 A EG 24323A EG NA2006000446 A EGNA2006000446 A EG NA2006000446A EG 24323 A EG24323 A EG 24323A
- Authority
- EG
- Egypt
- Prior art keywords
- preparation
- urea granules
- granules
- urea
- 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
- 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
- B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Fertilizers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Glanulating (AREA)
- Medicinal Preparation (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03078522 | 2003-11-10 | ||
| PCT/EP2004/011678 WO2005049193A1 (en) | 2003-11-10 | 2004-10-15 | Process for the preparation of urea granules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EG24323A true EG24323A (en) | 2009-01-25 |
Family
ID=34610068
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EGNA2006000446 EG24323A (en) | 2003-11-10 | 2006-05-10 | Process for the preparation of urea granules |
Country Status (13)
| Country | Link |
|---|---|
| US (1) | US7498055B2 (ru) |
| EP (1) | EP1682255B1 (ru) |
| CN (1) | CN100434152C (ru) |
| AR (1) | AR047118A1 (ru) |
| AU (1) | AU2004291238B2 (ru) |
| BR (1) | BRPI0416384B1 (ru) |
| CA (1) | CA2545073C (ru) |
| EA (1) | EA009533B1 (ru) |
| EG (1) | EG24323A (ru) |
| MY (1) | MY141017A (ru) |
| PL (1) | PL1682255T3 (ru) |
| UA (1) | UA86207C2 (ru) |
| WO (1) | WO2005049193A1 (ru) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1868963B1 (en) * | 2005-04-18 | 2017-05-10 | Stamicarbon B.V. | Process for the production of urea-comprising particles |
| JP4852270B2 (ja) * | 2005-07-13 | 2012-01-11 | 東洋エンジニアリング株式会社 | 顆粒尿素製品の製造方法 |
| EP2077147A1 (en) | 2008-01-04 | 2009-07-08 | Urea Casale S.A. | Fluid bed granulation process and apparatus |
| EP2489429A1 (en) * | 2011-02-21 | 2012-08-22 | Urea Casale S.A. | Fluid bed granulation of urea and related apparatus |
| EP3112332A1 (en) * | 2015-07-03 | 2017-01-04 | Casale SA | Method for producing solid urea by granulation |
| DE102017108842A1 (de) * | 2017-04-25 | 2018-10-25 | Thyssenkrupp Ag | Verfahren und Vorrichtung zur Herstellung von Harnstoff |
| DE102019118702A1 (de) * | 2019-07-10 | 2021-01-14 | Thyssenkrupp Ag | Reduzierung der biuretgeneration in der harnstoffproduktion |
| EP3995488A1 (en) * | 2020-11-06 | 2022-05-11 | Casale Sa | Process for producing feed-grade urea |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB767716A (en) * | 1952-10-25 | 1957-02-06 | Chemical Construction Corp | Improvements in a method for granulating urea |
| US3117020A (en) * | 1957-11-29 | 1964-01-07 | Montedison Spa | Process for the spherical granulation of water-soluble nitrogenous material |
| CH411834A (de) * | 1961-10-10 | 1966-04-30 | Stamicarbon | Biuretarme Harnstoffprills |
| GB1581761A (en) * | 1977-06-09 | 1980-12-17 | Azote Sa Cie Neerlandaise | Urea granulation |
| JPS6034517B2 (ja) * | 1978-03-03 | 1985-08-09 | 宇部興産株式会社 | 流動層で尿素を造粒する方法 |
| JPS5855807B2 (ja) * | 1979-10-08 | 1983-12-12 | 三井東圧化学株式会社 | 造粒方法 |
| US4345099A (en) * | 1981-08-10 | 1982-08-17 | Union Oil Company Of California | Method of selectively removing biuret from urea and compositions for use therein |
| NL8302999A (nl) * | 1983-08-27 | 1985-03-18 | Unie Van Kunstmestfab Bv | Werkwijze voor het bereiden van granules. |
| NL8700913A (nl) * | 1987-04-16 | 1988-11-16 | Nl Stikstof | Werkwijze voor het vervaardigen van kunstmestgranules. |
| GEP19981292B (en) * | 1992-08-07 | 1998-05-01 | Hydro Agri Sluiskil Bv | Process for the Production of Urea Granules |
| US6217630B1 (en) * | 1999-05-03 | 2001-04-17 | Cargill, Incorporated | Conditioned fertilizer product, method for conditioning fertilizer, and method for using conditioned fertilizer product |
| EP1205455B1 (en) * | 2000-11-14 | 2012-05-30 | Urea Casale S.A. | Method and apparatus for obtaining urea prills |
| CN1288129C (zh) * | 2002-04-16 | 2006-12-06 | 李思斌 | 一种改进的大颗粒尿素组合转鼓造粒方法及设备 |
-
2004
- 2004-10-15 CA CA2545073A patent/CA2545073C/en active Active
- 2004-10-15 PL PL04790517T patent/PL1682255T3/pl unknown
- 2004-10-15 WO PCT/EP2004/011678 patent/WO2005049193A1/en active Application Filing
- 2004-10-15 CN CNB2004800330877A patent/CN100434152C/zh active Active
- 2004-10-15 BR BRPI0416384-2A patent/BRPI0416384B1/pt active IP Right Grant
- 2004-10-15 AU AU2004291238A patent/AU2004291238B2/en active Active
- 2004-10-15 UA UAA200605002A patent/UA86207C2/ru unknown
- 2004-10-15 EP EP04790517.9A patent/EP1682255B1/en active Active
- 2004-10-15 EA EA200600954A patent/EA009533B1/ru not_active IP Right Cessation
- 2004-10-15 US US10/576,300 patent/US7498055B2/en active Active
- 2004-11-09 AR ARP040104122A patent/AR047118A1/es active IP Right Grant
- 2004-11-10 MY MYPI20044722A patent/MY141017A/en unknown
-
2006
- 2006-05-10 EG EGNA2006000446 patent/EG24323A/xx active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2005049193A1 (en) | 2005-06-02 |
| PL1682255T3 (pl) | 2017-02-28 |
| EP1682255B1 (en) | 2016-07-27 |
| CN100434152C (zh) | 2008-11-19 |
| AR047118A1 (es) | 2006-01-11 |
| CA2545073C (en) | 2013-02-19 |
| AU2004291238A1 (en) | 2005-06-02 |
| EA009533B1 (ru) | 2008-02-28 |
| US20070059446A1 (en) | 2007-03-15 |
| MY141017A (en) | 2010-02-25 |
| BRPI0416384A (pt) | 2007-02-21 |
| US7498055B2 (en) | 2009-03-03 |
| CN1878608A (zh) | 2006-12-13 |
| CA2545073A1 (en) | 2005-06-02 |
| AU2004291238B2 (en) | 2009-09-17 |
| UA86207C2 (ru) | 2009-04-10 |
| EA200600954A1 (ru) | 2006-08-25 |
| EP1682255A1 (en) | 2006-07-26 |
| BRPI0416384B1 (pt) | 2014-07-08 |
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