IT7824325A0 - Perfezionamenti relativi alla produzione di urea in granuli. - Google Patents

Perfezionamenti relativi alla produzione di urea in granuli.

Info

Publication number
IT7824325A0
IT7824325A0 IT7824325A IT2432578A IT7824325A0 IT 7824325 A0 IT7824325 A0 IT 7824325A0 IT 7824325 A IT7824325 A IT 7824325A IT 2432578 A IT2432578 A IT 2432578A IT 7824325 A0 IT7824325 A0 IT 7824325A0
Authority
IT
Italy
Prior art keywords
granules
urea
production
improvements related
Prior art date
Application number
IT7824325A
Other languages
English (en)
Other versions
IT1096385B (it
Original Assignee
Azote Sa Cie Neerlandaise
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
Priority claimed from GB24160/77A external-priority patent/GB1581761A/en
Application filed by Azote Sa Cie Neerlandaise filed Critical Azote Sa Cie Neerlandaise
Publication of IT7824325A0 publication Critical patent/IT7824325A0/it
Application granted granted Critical
Publication of IT1096385B publication Critical patent/IT1096385B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
  • Glanulating (AREA)
  • Medicinal Preparation (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
IT24325/78A 1977-06-09 1978-06-08 Perfezionamenti relativi alla produzione di urea in granuli IT1096385B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB24160/77A GB1581761A (en) 1977-06-09 1977-06-09 Urea granulation
GB1552978 1978-04-19

Publications (2)

Publication Number Publication Date
IT7824325A0 true IT7824325A0 (it) 1978-06-08
IT1096385B IT1096385B (it) 1985-08-26

Family

ID=26251359

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24325/78A IT1096385B (it) 1977-06-09 1978-06-08 Perfezionamenti relativi alla produzione di urea in granuli

Country Status (15)

Country Link
JP (1) JPS5416427A (it)
AT (1) AT363954B (it)
CA (1) CA1101641A (it)
DE (1) DE2825039B2 (it)
ES (1) ES470676A1 (it)
FI (1) FI65713C (it)
FR (1) FR2393779A1 (it)
GR (1) GR66015B (it)
IE (1) IE46841B1 (it)
IT (1) IT1096385B (it)
MX (1) MX5671E (it)
NL (1) NL173714C (it)
NO (1) NO151786C (it)
PT (1) PT68149A (it)
SE (1) SE432362B (it)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5855807B2 (ja) * 1979-10-08 1983-12-12 三井東圧化学株式会社 造粒方法
JPS5921650B2 (ja) * 1979-11-29 1984-05-21 東洋エンジニアリング株式会社 造粒方法
JPS56100756A (en) * 1980-01-16 1981-08-12 Chisso Corp Granulation of urea
NL191557C (nl) * 1980-05-12 1995-09-19 Azote Sa Cie Neerlandaise Werkwijze voor het vervaardigen van uit een kern en een omhulling opgebouwde korrels.
NL8502838A (nl) * 1985-10-17 1987-05-18 Azote Sa Cie Neerlandaise Werkwijze ter vervaardiging van ureum en ammoniumsulfaat bevattende meststofkorrels.
NL8700913A (nl) * 1987-04-16 1988-11-16 Nl Stikstof Werkwijze voor het vervaardigen van kunstmestgranules.
DE4000572C1 (it) * 1990-01-10 1991-02-21 Herbert 7853 Steinen De Huettlin
GB2248219B (en) * 1990-09-07 1994-06-01 Daifuku Kk Truck having vertically movable goods-receiving portion field of the invention
JP3667418B2 (ja) * 1996-02-01 2005-07-06 東洋エンジニアリング株式会社 粒状尿素の製造方法
NL1002862C2 (nl) * 1996-04-15 1997-10-17 Dsm Nv Werkwijze voor het bereiden van granules.
NO312712B1 (no) * 1999-12-15 2002-06-24 Norsk Hydro As En sorterende fluid bed granulator samt fremgangsmåte for fluid bed granulering
JP2002037689A (ja) * 2000-07-24 2002-02-06 Chisso Corp 被覆粒状肥料
NL1017130C2 (nl) * 2001-01-17 2002-07-18 Dsm Nv Werkwijze voor het bereiden van granules.
GB2394956B (en) 2002-10-18 2004-10-27 Basic Solutions Ltd A urea based granule blend for ice-melting and reducing granule caking
JP4401669B2 (ja) * 2003-03-27 2010-01-20 三菱ふそうトラック・バス株式会社 還元脱硝用尿素水およびそれを用いた脱硝装置
DE10346519A1 (de) * 2003-10-02 2005-05-04 Uhde Gmbh Verfahren zur Entfernung von Ammoniak und Staub aus einem Abgas, das bei der Herstellung von Düngemitteln anfällt
DE102004005907B4 (de) * 2004-02-05 2006-01-05 Uhde Gmbh Anlage zur Herstellung von biuretarmem harnstoffhaltigem Düngemittelgranulat
NL1025805C2 (nl) * 2004-03-25 2005-09-27 Dsm Ip Assets Bv Werkwijze voor de granulatie van ureum.
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
DE102005037750A1 (de) * 2005-08-10 2007-02-22 Glatt Ingenieurtechnik Gmbh Verfahren zur Herstellung von Harnstoffpellets
JP4455643B2 (ja) 2007-10-30 2010-04-21 東洋エンジニアリング株式会社 造粒装置及びそれを用いる造粒方法
EP2305371A1 (en) 2009-09-10 2011-04-06 Stamicarbon B.V. Process for producing granules
JP2012046381A (ja) * 2010-08-27 2012-03-08 Sumitomo Chemical Co Ltd 樹脂被覆粒状肥料の製造方法
MY177074A (en) * 2011-10-14 2020-09-04 Stamicarbon Urea finishing method
WO2017220308A1 (en) * 2016-06-20 2017-12-28 Basf Se Powders and granules and process for making such powders and granules
AU2017297784B2 (en) * 2016-07-15 2020-02-20 Thyssenkrupp Ag Use of a urea composition to produce diesel exhaust fluid (AUS 32)
WO2019215193A1 (en) * 2018-05-08 2019-11-14 Thyssenkrupp Fertilizer Technology Gmbh Internal cooling system for fluid-bed granulation plants
DE102019118702A1 (de) 2019-07-10 2021-01-14 Thyssenkrupp Ag Reduzierung der biuretgeneration in der harnstoffproduktion

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1123488A (fr) * 1954-05-05 1956-09-21 Ici Ltd Fabrication d'urée à l'état granulé
CH431576A (de) * 1964-01-07 1967-03-15 Inventa Ag Verfahren zum Granulieren von stickstoffhaltigen Düngemitteln
NL149089B (nl) * 1965-12-27 1976-04-15 Chemical & Ind Corp Werkwijze en inrichting voor het bereiden van stevige, harde meststofkorrels van ammoniumnitraat of ureum.
NL147404C (it) * 1970-08-06 1975-05-15
NL7114771A (it) * 1971-10-27 1973-05-02

Also Published As

Publication number Publication date
DE2825039B2 (de) 1981-01-08
GR66015B (it) 1981-01-13
PT68149A (en) 1978-07-01
SE432362B (sv) 1984-04-02
AT363954B (de) 1981-09-10
CA1101641A (en) 1981-05-26
ES470676A1 (es) 1979-02-16
FI781699A (fi) 1978-12-10
FR2393779B1 (it) 1982-12-10
NO151786C (no) 1985-06-05
DE2825039C3 (it) 1987-04-16
ATA356078A (de) 1981-02-15
IE46841B1 (en) 1983-10-05
NL173714C (nl) 1984-03-01
IT1096385B (it) 1985-08-26
NO781952L (no) 1978-12-12
DE2825039A1 (de) 1978-12-21
NL7806213A (nl) 1978-12-12
SE7806601L (sv) 1978-12-10
JPS5416427A (en) 1979-02-07
IE780991L (en) 1978-12-09
MX5671E (es) 1983-12-08
FI65713B (fi) 1984-03-30
FR2393779A1 (fr) 1979-01-05
JPS5647181B2 (it) 1981-11-07
NO151786B (no) 1985-02-25
FI65713C (fi) 1984-07-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970628