DE3160393D1 - Process for reducing the caking and dusting tendencies of urea granules - Google Patents

Process for reducing the caking and dusting tendencies of urea granules

Info

Publication number
DE3160393D1
DE3160393D1 DE8181200968T DE3160393T DE3160393D1 DE 3160393 D1 DE3160393 D1 DE 3160393D1 DE 8181200968 T DE8181200968 T DE 8181200968T DE 3160393 T DE3160393 T DE 3160393T DE 3160393 D1 DE3160393 D1 DE 3160393D1
Authority
DE
Germany
Prior art keywords
caking
reducing
urea granules
dusting tendencies
tendencies
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
DE8181200968T
Other languages
English (en)
Inventor
Wilhelmus Hendrikus Ackermans
Michael Hendrik Willems
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unie Van Kunstmestfabrieken BV
Original Assignee
Unie Van Kunstmestfabrieken 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 Kunstmestfabrieken BV filed Critical Unie Van Kunstmestfabrieken BV
Application granted granted Critical
Publication of DE3160393D1 publication Critical patent/DE3160393D1/de
Expired legal-status Critical Current

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
    • B01J2/30—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
  • Glanulating (AREA)
  • Immobilizing And Processing Of Enzymes And Microorganisms (AREA)
DE8181200968T 1980-09-06 1981-09-01 Process for reducing the caking and dusting tendencies of urea granules Expired DE3160393D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8005048A NL8005048A (nl) 1980-09-06 1980-09-06 Werkwijze voor het verminderen van de neiging tot samenbakken en tot stuiven van ureumkorrels alsmede ureumkorrels verkregen met deze werkwijze.

Publications (1)

Publication Number Publication Date
DE3160393D1 true DE3160393D1 (en) 1983-07-07

Family

ID=19835843

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181200968T Expired DE3160393D1 (en) 1980-09-06 1981-09-01 Process for reducing the caking and dusting tendencies of urea granules

Country Status (12)

Country Link
EP (1) EP0047556B1 (de)
JP (1) JPS5781450A (de)
AT (1) ATE3615T1 (de)
AU (1) AU7487581A (de)
BR (1) BR8105687A (de)
CA (1) CA1177702A (de)
DE (1) DE3160393D1 (de)
ES (1) ES8301662A1 (de)
IN (1) IN155331B (de)
NL (1) NL8005048A (de)
SU (1) SU1215616A3 (de)
ZA (1) ZA815709B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3347405A1 (de) * 1983-12-29 1985-07-11 Ruhrchemie Ag, 4200 Oberhausen Verfahren zur verbesserung der rieselfaehigkeit von polyolen
JPS61197491A (ja) * 1985-02-26 1986-09-01 住友化学工業株式会社 粒状肥料組成物
JPH0798713B2 (ja) * 1986-05-16 1995-10-25 住友化学工業株式会社 粒状肥料組成物およびその製造法
US4801498A (en) * 1986-10-27 1989-01-31 Exxon Research And Engineering Company Substrates coated with neutralized carboxylated polymers
US5211985A (en) * 1991-10-09 1993-05-18 Ici Canada, Inc. Multi-stage process for continuous coating of fertilizer particles
US20080107513A1 (en) * 2006-11-03 2008-05-08 M-I Llc Transfer of finely ground weight material
US20080108528A1 (en) * 2006-11-03 2008-05-08 M-I Llc Methods to enhance the pneumatic handling characteristics of weighting agents
WO2015114542A1 (en) 2014-01-31 2015-08-06 Saudi Basic Industries Corporation Fertilizer capsule comprising one or more cores and method of making same
JP6735235B2 (ja) 2014-05-05 2020-08-05 サビック グローバル テクノロジーズ ベスローテン フエンノートシャップ 被覆粒状肥料、その製造方法、及び使用
US10689306B2 (en) 2015-07-20 2020-06-23 Sabic Global Technologies B.V. Fertilizer composition and methods of making and using same
WO2017013572A1 (en) 2015-07-20 2017-01-26 Sabic Global Technologies B.V. Fertilizer composition and methods of making and using same
ES3040217T3 (en) 2015-11-16 2025-10-29 Sabic Agri Nutrients Company Coated granular fertilizers, methods of manufacture thereof, and uses thereof
US10865159B2 (en) 2015-11-16 2020-12-15 Sabic Global Technologies B.V. Methods of manufacture for coated granular fertilizers
CN108602730A (zh) 2016-02-08 2018-09-28 沙特基础工业全球技术有限公司 制备肥料种芯的方法
AU2018255920B2 (en) 2017-04-19 2023-08-31 SABIC Agri-Nutrients Company Enhanced efficiency fertilizer with urease inhibitor and nitrification inhibitor in separate particles
EP3612506A1 (de) 2017-04-19 2020-02-26 SABIC Global Technologies B.V. Effizienterer dünger mit innerhalb derselben partikel getrenntem ureaseinhibitor und nitrifikationsinhibitor
WO2018193345A1 (en) 2017-04-20 2018-10-25 Sabic Global Technologies B.V. Enhanced efficiency fertilizer with embedded powder composition
CN111183126A (zh) 2017-08-09 2020-05-19 沙特基础工业全球技术公司 含有脲酶抑制剂和/或硝化抑制剂的挤出肥料颗粒
CN114452807B (zh) * 2021-12-29 2023-05-02 深圳华明环保科技有限公司 一种干法脱硝剂及其制备方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE537032A (de) *
NL261149A (de) * 1960-02-15
BE661598A (de) * 1964-06-20 1965-07-16
GB1201817A (en) * 1967-09-18 1970-08-12 Ici Ltd Improvements in and relating to urea and urea compositions

Also Published As

Publication number Publication date
EP0047556A1 (de) 1982-03-17
IN155331B (de) 1985-01-19
SU1215616A3 (ru) 1986-02-28
NL8005048A (nl) 1982-04-01
ES505126A0 (es) 1983-01-01
CA1177702A (en) 1984-11-13
ZA815709B (en) 1982-08-25
ATE3615T1 (de) 1983-06-15
ES8301662A1 (es) 1983-01-01
AU7487581A (en) 1982-03-18
JPS5781450A (en) 1982-05-21
EP0047556B1 (de) 1983-06-01
BR8105687A (pt) 1982-05-25

Similar Documents

Publication Publication Date Title
DE3160393D1 (en) Process for reducing the caking and dusting tendencies of urea granules
ES8401117A1 (es) Procedimiento para reducir el amarilleamiento en pigmentos de dioxido de titanio pirogenico.
IL71333A (en) Scale preventing composition containing maleic acid copolymer and process for production of the copolymer
FR2489828B1 (fr) Procede pour ameliorer les proprietes de surface d'articles faconnes en resine synthetique par exposition a un plasma de basse temperature
FR2510997B1 (de)
FR2427354B1 (fr) Procede pour la fabrication d'articles faconnes en resine de chlorure de vinyle ayant des proprietes de surface ameliorees
JPS5778435A (en) Adhesion-improved polyolefin powder composition, particularly polyethylene composition and product therefrom
DE2960447D1 (en) Process for the production of dust-free plant protection granules
DE3571026D1 (en) Process for the obtention of water-free or substantially water-free formic acid by hydraulysis of methyl formiate
IE801134L (en) Process for the extraction of urea grains having improved¹storage properties
IL73320A0 (en) Purine derivatives and pharmaceutical compositions containing them
JPS57159835A (en) Blocking preventive composition
RO85058A (ro) Procedeu de obtinere a peletelor din minereuri de fier si de preferinta din cenusi de pirita
PT73053A (en) Process for the production of urea granules
DE2961567D1 (en) Process for the purification of low molecular weight polyhydroxy compounds
JPS55111463A (en) Beta-lactam compound and its preparation
GB2091999B (en) Composition for treatment of psoriasis containing 10-substituted 1,8-dihydroxy-9-anthrones
JPS54141792A (en) Manufacture of melamine cyanuric acid addition product
JPS564792A (en) Production of prepared agent containing organic compound having keto and * or hydroxyl group
ZA807408B (en) Oxygen-curable mercapto organic compound compositions possessing rapid surface reaction and method of forming higher molecular weight products therefrom
JPS5748971A (en) Novel alkylimidazole derivative
FR2509290B1 (de)
OA06787A (fr) Procédé d'enrichissement des minerais phosphatés.
DE3166108D1 (en) Process for the purification of trioxane
JPS5756471A (en) Continuous manufacture of cyanuric acid

Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee