ZA846636B - Process for the preparation of granules - Google Patents

Process for the preparation of granules

Info

Publication number
ZA846636B
ZA846636B ZA846636A ZA846636A ZA846636B ZA 846636 B ZA846636 B ZA 846636B ZA 846636 A ZA846636 A ZA 846636A ZA 846636 A ZA846636 A ZA 846636A ZA 846636 B ZA846636 B ZA 846636B
Authority
ZA
South Africa
Prior art keywords
gas stream
liquid material
bed
aid
thrust
Prior art date
Application number
ZA846636A
Other languages
English (en)
Inventor
Stanislaus Martinus P Muntsers
Gerardus Sophia Paulus Graenen
Original Assignee
Unie Van Kunstmestfab 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 Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv
Publication of ZA846636B publication Critical patent/ZA846636B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/10—Spray pistols; Apparatus for discharge producing a swirling discharge
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/06—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane
    • B05B7/062—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet
    • B05B7/066—Spray pistols; Apparatus for discharge with at least one outlet orifice surrounding another approximately in the same plane with only one liquid outlet and at least one gas outlet with an inner liquid outlet surrounded by at least one annular gas outlet
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/03—Fluidized bed
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/21—Coating
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S159/00—Concentrating evaporators
    • Y10S159/38—Seed

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
  • Glanulating (AREA)
  • Medicinal Preparation (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • General Preparation And Processing Of Foods (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Materials For Medical Uses (AREA)
ZA846636A 1983-08-27 1984-08-24 Process for the preparation of granules ZA846636B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8303000A NL8303000A (nl) 1983-08-27 1983-08-27 Werkwijze voor het bereiden van granules.

Publications (1)

Publication Number Publication Date
ZA846636B true ZA846636B (en) 1985-04-24

Family

ID=19842316

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA846636A ZA846636B (en) 1983-08-27 1984-08-24 Process for the preparation of granules

Country Status (14)

Country Link
US (1) US4701353A (de)
EP (1) EP0141437B1 (de)
JP (1) JPS6097037A (de)
AT (1) ATE33455T1 (de)
CA (1) CA1245971A (de)
DE (1) DE3470388D1 (de)
FI (1) FI75279C (de)
IE (1) IE55400B1 (de)
IN (1) IN162235B (de)
MX (1) MX168167B (de)
NL (1) NL8303000A (de)
NO (1) NO843407L (de)
SU (1) SU1329606A3 (de)
ZA (1) ZA846636B (de)

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DE3909455A1 (de) * 1989-03-22 1990-09-27 Hoechst Ag Verfahren zur herstellung von wasserdispergierbaren granulaten
US5364832A (en) * 1990-08-10 1994-11-15 Hoechst Aktiengesellschaft Water-dispersible granules comprising fenoxaprop-ethyl and/or fenchlorazole
DD285591A5 (de) * 1989-10-24 1990-12-19 ��������@��������@����������@���k�� Verfahren zur herstellung von granuliertem natriumacetat-trihydrat
GB9002057D0 (en) * 1990-01-30 1990-03-28 Davy Mckee Sheffield An apparatus for producing particles of metal
US5230892A (en) * 1990-08-24 1993-07-27 Bayer Aktiengesellschaft Solid formulations
KR0159947B1 (ko) * 1991-03-12 1998-11-16 마사아키 오카와라 분수형 가압 2류체 노즐 장치와 그것을 편입하여 이루어지는 스프레이 드라이어 장치, 및 가압 2류체에 있어서의 액적 경 제어법
US5236503A (en) * 1991-10-28 1993-08-17 Glatt Air Techniques, Inc. Fluidized bed with spray nozzle shielding
GB9209619D0 (en) * 1992-05-05 1992-06-17 Ici Plc Granulated ammonium nitrate products
RU2104258C1 (ru) * 1992-08-07 1998-02-10 Хидро Агри Слейскил Б.В. Способ производства гранул мочевины
AUPM383594A0 (en) * 1994-02-11 1994-03-10 Incitec Ltd Granular urea
US5632102A (en) * 1994-11-14 1997-05-27 Glatt Gmbh Process and apparatus for the production and/or treatment of particles
GB9712580D0 (en) * 1997-06-16 1997-08-20 Unilever Plc Production of detergent granulates
GB9712583D0 (en) 1997-06-16 1997-08-20 Unilever Plc Production of detergent granulates
GB9713748D0 (en) * 1997-06-27 1997-09-03 Unilever Plc Production of detergent granulates
US6312521B1 (en) 1998-12-14 2001-11-06 Primera Foods Corporation Apparatus and process for coating particles
EP1187903B1 (de) * 1999-06-21 2006-03-15 The Procter & Gamble Company Verfahren zum beschichten von waschmittelgranulaten in einem fluidisierten gutbett
US6790821B1 (en) 1999-06-21 2004-09-14 The Procter & Gamble Company Process for coating detergent granules in a fluidized bed
MX235968B (es) * 2001-04-13 2006-04-17 Urea Casale Sa Aparato de granulacion de lecho fluidizado.
WO2004056487A1 (en) * 2002-12-20 2004-07-08 Lifecycle Pharma A/S A self-cleaning spray nozzle
RU2325956C2 (ru) * 2003-12-23 2008-06-10 Яра Интернэшнл Аса Распылительное устройство и способ грануляции псевдоожиженного слоя
AU2003290465A1 (en) * 2003-12-23 2005-07-14 Yara International Spraying device and method for fluidised bed granulation
EP1584371A1 (de) * 2004-04-07 2005-10-12 Urea Casale S.A. Verfahren und vorrichtung zur wirbelschichtsgranulierung
US20060204613A1 (en) * 2005-02-18 2006-09-14 Castro Armando J Chewing gum containing flavor delivery systems
US20060286200A1 (en) * 2005-04-18 2006-12-21 Castro Armando J Confections containing flavor delivery systems
MX2009001548A (es) * 2006-08-10 2009-08-20 Microsul L P Metodo para generar azufre micronizado.
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 (de) * 2009-09-10 2011-04-06 Stamicarbon B.V. Verfahren zur Herstellung von Granulaten
EP2431346A1 (de) * 2010-09-15 2012-03-21 Uhde Fertilizer Technology B.V. Verfahren zur Herstellung von Harnstoffdünger mit niedrigen Feuchtigkeitsabsorptionsneigungen
EP2680978B1 (de) * 2011-02-28 2021-07-21 GEA Process Engineering A/S Sprühtrocknungsvorrichtung mit externe mischung von unter druck stehenden zweistoffdüsen und sprühtrocknungsverfahren
US8794744B2 (en) * 2011-09-14 2014-08-05 Shenzhen China Star Optoelectronics Technology Co., Ltd. Inkjet unit and inkjet device
US8652367B2 (en) * 2012-03-14 2014-02-18 Honeywell International Inc. Method and apparatus for prilling with pressure control
CN104549557B (zh) * 2013-10-17 2018-11-02 中国石油化工股份有限公司 一种微粒载体的浸渍方法
WO2017005695A1 (en) 2015-07-07 2017-01-12 Yara International Asa Method for the manufacture of a urea-based particulate material containing elemental sulphur
EP3508465B1 (de) 2018-01-08 2023-11-29 thyssenkrupp Fertilizer Technology GmbH Prallbleche im fliessbettkühler
JP7144528B2 (ja) 2018-03-23 2022-09-29 ティッセンクルップ フェルティリツァー テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツング 流動層造粒機または流動層クーラ用の分割された有孔板
JP2021516154A (ja) 2018-03-23 2021-07-01 ティッセンクルップ フェルティリツァー テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツング 尿素造粒プラントの空気システム内のダスト蓄積を防止するためのコーティング材料を備えた流動層造粒機システム
EP3542893A1 (de) 2018-03-23 2019-09-25 thyssenkrupp Fertilizer Technology GmbH Fliessbettgranulator oder fliessbettkühler mit beschichteter perforierter platte
EP3560907B1 (de) 2018-04-23 2021-01-06 thyssenkrupp Fertilizer Technology GmbH Harnstoffherstellungsanlage und scheuersystem
WO2019215193A1 (en) 2018-05-08 2019-11-14 Thyssenkrupp Fertilizer Technology Gmbh Internal cooling system for fluid-bed granulation plants
EP3581265B1 (de) 2018-06-12 2024-12-04 thyssenkrupp Fertilizer Technology GmbH Sprühdüse zur herstellung eines harnstoff-schwefel düngers
EP3593898B1 (de) 2018-07-13 2021-09-01 thyssenkrupp Fertilizer Technology GmbH Herstellung von düngemittelgranulaten mit einer definierten grössenverteilung
CN109513539A (zh) * 2018-11-07 2019-03-26 Tcl王牌电器(惠州)有限公司 喷雾装置及喷雾机
DE102019216894A1 (de) 2019-10-31 2021-05-06 Thyssenkrupp Ag Fließbettgranulator
CN113548478A (zh) * 2021-08-27 2021-10-26 青岛科技大学 一种粉体物料流化输送装置
EP4482822B1 (de) 2022-02-21 2026-02-18 Stamicarbon B.V. Herstellung von harnstoff mit niedrigem biuretgehalt
EP4556111A3 (de) * 2022-08-29 2025-08-13 Stamicarbon B.V. Wirbelschichtgranulation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3662960A (en) * 1966-11-21 1972-05-16 United Aircraft Corp Injector head
JPS4924012B1 (de) * 1971-03-03 1974-06-20
US3979069A (en) * 1974-10-11 1976-09-07 Luigi Garofalo Air-atomizing fuel nozzle
US4171091A (en) * 1976-03-26 1979-10-16 Stamicarbon, B.V. Process and device for spraying liquid
GB1581761A (en) * 1977-06-09 1980-12-17 Azote Sa Cie Neerlandaise Urea granulation
JPS5829150B2 (ja) * 1977-12-03 1983-06-21 ナカヤ産業株式会社 噴霧装置
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
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.
US4456181A (en) * 1982-04-19 1984-06-26 Bete Fog Nozzle, Inc. Gas liquid mixing nozzle

Also Published As

Publication number Publication date
DE3470388D1 (en) 1988-05-19
EP0141437B1 (de) 1988-04-13
EP0141437A1 (de) 1985-05-15
FI75279B (fi) 1988-02-29
NO843407L (no) 1985-02-28
MX168167B (es) 1993-05-07
FI843349L (fi) 1985-02-28
FI843349A0 (fi) 1984-08-24
IN162235B (de) 1988-04-16
JPS6097037A (ja) 1985-05-30
US4701353A (en) 1987-10-20
SU1329606A3 (ru) 1987-08-07
IE842167L (en) 1985-02-27
NL8303000A (nl) 1985-03-18
IE55400B1 (en) 1990-08-29
ATE33455T1 (de) 1988-04-15
FI75279C (fi) 1988-06-09
CA1245971A (en) 1988-12-06

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