EG23973A - Process for the preparation of urea ganules - Google Patents

Process for the preparation of urea ganules

Info

Publication number
EG23973A
EG23973A EGNA2006000045A EG23973A EG 23973 A EG23973 A EG 23973A EG NA2006000045 A EGNA2006000045 A EG NA2006000045A EG 23973 A EG23973 A EG 23973A
Authority
EG
Egypt
Prior art keywords
ganules
urea
preparation
urea ganules
Prior art date
Application number
Other languages
English (en)
Inventor
Stanislaus M Mutsers
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.)
Filing date
Publication date
Application filed by Dsm Ip Assets Bv filed Critical Dsm Ip Assets Bv
Application granted granted Critical
Publication of EG23973A publication Critical patent/EG23973A/xx

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
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
  • Glanulating (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EGNA2006000045 2003-07-17 2006-01-16 Process for the preparation of urea ganules EG23973A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1023941A NL1023941C2 (nl) 2003-07-17 2003-07-17 Werkwijze voor het bereiden van ureum granules.
PCT/NL2004/000469 WO2005007619A1 (en) 2003-07-17 2004-07-02 Process for the preparation of urea granules

Publications (1)

Publication Number Publication Date
EG23973A true EG23973A (en) 2008-02-24

Family

ID=34075155

Family Applications (1)

Application Number Title Priority Date Filing Date
EGNA2006000045 EG23973A (en) 2003-07-17 2006-01-16 Process for the preparation of urea ganules

Country Status (12)

Country Link
US (1) US7704419B2 (xx)
CN (2) CN101230021B (xx)
AR (1) AR046503A1 (xx)
AU (1) AU2004257110B2 (xx)
BR (1) BRPI0412729B1 (xx)
CA (1) CA2531381C (xx)
EA (1) EA008450B1 (xx)
EG (1) EG23973A (xx)
MX (1) MXPA06000606A (xx)
MY (1) MY136440A (xx)
NL (1) NL1023941C2 (xx)
WO (1) WO2005007619A1 (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN103252195A (zh) * 2012-02-17 2013-08-21 北京丰汉工程咨询有限公司 一种流化床造粒***
EP2745901A1 (en) * 2012-12-19 2014-06-25 Urea Casale SA Method for transforming a prilling tower, in particular in a plant for the synthesis of urea
EP3112332A1 (en) * 2015-07-03 2017-01-04 Casale SA Method for producing solid urea by granulation
EP3266517A1 (en) * 2016-07-07 2018-01-10 Casale SA Granulator for liquid substances, particularly for urea
EP3508465B1 (de) 2018-01-08 2023-11-29 thyssenkrupp Fertilizer Technology GmbH Prallbleche im fliessbettkühler

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3117020A (en) * 1957-11-29 1964-01-07 Montedison Spa Process for the spherical granulation of water-soluble nitrogenous material
US3036338A (en) * 1959-01-08 1962-05-29 G & A Lab Inc Coating and pelletizing of fusible materials
CH431576A (de) * 1964-01-07 1967-03-15 Inventa Ag Verfahren zum Granulieren von stickstoffhaltigen Düngemitteln
US3463098A (en) * 1967-05-05 1969-08-26 Gen Mills Inc Low impact agglomerator and method
US3844726A (en) * 1971-01-14 1974-10-29 Selvay & Cie Process for manufacturing granules containing sodium chlorite in a fluidized bed drier
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
US4261958A (en) * 1978-04-11 1981-04-14 Pevzner Ilya Z Process for the production of sodium aluminate
US4190622A (en) * 1978-05-04 1980-02-26 Standard Oil Company (Ohio) Process for prilling urea
US4525198A (en) * 1981-05-13 1985-06-25 Compagnie Neerlandaise De L'azote Process for the production of urea granules
DE3206236A1 (de) * 1982-02-20 1983-09-01 Bayer Ag, 5090 Leverkusen Verfahren zum gleichzeitigen sichten und geregelten, kontinuierlichen austrag von koernigem gut aus wirbelbettreaktoren
UA26359C2 (uk) * 1992-08-07 1999-08-30 Хідро Агрі Слейскіл Б.В. Спосіб виробhицтва граhул сечовиhи
DE19514187C1 (de) * 1995-04-21 1996-05-15 Degussa Verfahren und Vorrichtung zur Herstellung von Granulaten durch Wirbelschicht-Sprühgranulation
AR028064A1 (es) * 2000-05-03 2003-04-23 Omnia Fertilizer Ltd Metodo para producir granulos de nitrato de calcio

Also Published As

Publication number Publication date
AR046503A1 (es) 2005-12-14
AU2004257110A1 (en) 2005-01-27
EA200600266A1 (ru) 2006-06-30
US7704419B2 (en) 2010-04-27
BRPI0412729A (pt) 2006-09-26
NL1023941C2 (nl) 2005-01-18
MY136440A (en) 2008-10-31
CN1823037A (zh) 2006-08-23
AU2004257110B2 (en) 2009-08-27
MXPA06000606A (es) 2006-04-19
CN100390142C (zh) 2008-05-28
CA2531381A1 (en) 2005-01-27
CN101230021A (zh) 2008-07-30
US20060177574A1 (en) 2006-08-10
WO2005007619A1 (en) 2005-01-27
CA2531381C (en) 2012-06-05
EA008450B1 (ru) 2007-06-29
BRPI0412729B1 (pt) 2014-04-08
CN101230021B (zh) 2012-01-11

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