BR8105687A - Processo para reducao das tendecias a aglutinacao e ao empoeiramento de granulos de ureia, processo para a preparacao de granulos de ureia, e granulos de ureia assim obtidos - Google Patents

Processo para reducao das tendecias a aglutinacao e ao empoeiramento de granulos de ureia, processo para a preparacao de granulos de ureia, e granulos de ureia assim obtidos

Info

Publication number: BR8105687A
Authority: BR; Brazil
Prior art keywords: urea granules; reducing; dusting; agguination; trends
Prior art date: 1980-09-06

Application number

BR8105687A

Other languages

English (en)

Inventor

W Ackermans

M Willems

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.)

1980-09-06

Filing date

1981-09-04

Publication date

1982-05-25

1981-09-04 Application filed by Unie Van Kunstmestfab Bv filed Critical Unie Van Kunstmestfab Bv

1982-05-25 Publication of BR8105687A publication Critical patent/BR8105687A/pt

Links

239000008187 granular material Substances 0.000 title abstract 5
XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 4
239000004202 carbamide Substances 0.000 title abstract 4
238000000034 method Methods 0.000 title abstract 3
229920001515 polyalkylene glycol Polymers 0.000 abstract 2
125000004432 carbon atom Chemical group C* 0.000 abstract 1
238000010410 dusting Methods 0.000 abstract 1
239000000178 monomer Substances 0.000 abstract 1

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)

BR8105687A 1980-09-06 1981-09-04 Processo para reducao das tendecias a aglutinacao e ao empoeiramento de granulos de ureia, processo para a preparacao de granulos de ureia, e granulos de ureia assim obtidos BR8105687A (pt)

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
BR8105687A true BR8105687A (pt)	1982-05-25

Family

ID=19835843

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR8105687A BR8105687A (pt)	1980-09-06	1981-09-04	Processo para reducao das tendecias a aglutinacao e ao empoeiramento de granulos de ureia, processo para a preparacao de granulos de ureia, e granulos de ureia assim obtidos

Country Status (12)

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

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
US20080108528A1 (en) *	2006-11-03	2008-05-08	M-I Llc	Methods to enhance the pneumatic handling characteristics of weighting agents
US20080107513A1 (en) *	2006-11-03	2008-05-08	M-I Llc	Transfer of finely ground weight material
CN111533622B (zh)	2014-01-31	2024-06-14	沙地基本工业公司	肥料包膜及其制备方法
WO2015170217A1 (en)	2014-05-05	2015-11-12	Sabic Global Technologies B.V.	Coated granular fertilizers, methods of manufacture thereof, and uses
US11104618B2 (en)	2015-07-20	2021-08-31	Sabic Global Technologies B.V.	Fertilizer composition and methods of making and using same
EP3325491B1 (en)	2015-07-20	2020-05-20	SABIC Global Technologies B.V.	Fertilizer composition and methods of making and using same
WO2017087264A1 (en)	2015-11-16	2017-05-26	Sabic Global Technologies B.V.	Coated granular fertilizers, methods of manufacture thereof, and uses thereof
WO2017087265A1 (en)	2015-11-16	2017-05-26	Sabic Global Technologies B.V.	Methods of manufacture for coated granular fertilizers
WO2017137902A1 (en)	2016-02-08	2017-08-17	Sabic Global Technologies B.V.	Method of making a fertilizer seed core
US11306037B2 (en)	2017-04-19	2022-04-19	Sabic Global Technologies B.V.	Enhanced efficiency fertilizer with urease inhibitor and nitrification separated within the same particle
CN110770194A (zh)	2017-04-19	2020-02-07	沙特基础工业全球技术公司	具有在单独颗粒中的尿素酶抑制剂和硝化抑制剂的增效肥料
WO2018193345A1 (en)	2017-04-20	2018-10-25	Sabic Global Technologies B.V.	Enhanced efficiency fertilizer with embedded powder composition
US11021409B2 (en)	2017-08-09	2021-06-01	Sabic Global Technologies B.V.	Extruded fertilizer granules with urease and/or nitrification inhibitors
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 (pt) *
NL261149A (pt) *	1960-02-15
BE661598A (pt) *	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

1980
- 1980-09-06 NL NL8005048A patent/NL8005048A/nl not_active Application Discontinuation
1981
- 1981-08-18 ZA ZA815709A patent/ZA815709B/xx unknown
- 1981-09-01 EP EP81200968A patent/EP0047556B1/en not_active Expired
- 1981-09-01 AT AT81200968T patent/ATE3615T1/de not_active IP Right Cessation
- 1981-09-01 DE DE8181200968T patent/DE3160393D1/de not_active Expired
- 1981-09-02 ES ES505126A patent/ES8301662A1/es not_active Expired
- 1981-09-02 AU AU74875/81A patent/AU7487581A/en not_active Abandoned
- 1981-09-04 JP JP56139628A patent/JPS5781450A/ja active Pending
- 1981-09-04 BR BR8105687A patent/BR8105687A/pt unknown
- 1981-09-04 SU SU813336761A patent/SU1215616A3/ru active
- 1981-09-08 CA CA000385410A patent/CA1177702A/en not_active Expired
- 1981-09-18 IN IN1041/CAL/81A patent/IN155331B/en unknown

Also Published As

Publication number	Publication date
EP0047556A1 (en)	1982-03-17
ES505126A0 (es)	1983-01-01
CA1177702A (en)	1984-11-13
NL8005048A (nl)	1982-04-01
JPS5781450A (en)	1982-05-21
ES8301662A1 (es)	1983-01-01
DE3160393D1 (en)	1983-07-07
IN155331B (pt)	1985-01-19
ZA815709B (en)	1982-08-25
ATE3615T1 (de)	1983-06-15
AU7487581A (en)	1982-03-18
EP0047556B1 (en)	1983-06-01
SU1215616A3 (ru)	1986-02-28

Similar Documents

Publication	Publication Date	Title
BR8105687A (pt)	1982-05-25	Processo para reducao das tendecias a aglutinacao e ao empoeiramento de granulos de ureia, processo para a preparacao de granulos de ureia, e granulos de ureia assim obtidos
BE840692A (fr)	1976-10-13	Procede de traitement superficiel d'articles moules constitues de resines fluorees
BE894104A (fr)	1982-12-01	Procede de finition de produits en resine armee, en particulier de casques et produits fabriques selon ce procede
IT8424162A0 (it)	1984-12-21	Produzione di idrotalcite dotata di proprieta' migliorate.
MA19294A1 (fr)	1982-04-01	Procede de preparation d'imino-diacides substitues.
BR8003414A (pt)	1981-01-05	Grao de ureia com propriedades melhoradas e processo para sua obtencao
BR8107730A (pt)	1982-08-31	Processo para producao de 1,2-dicloroetano
SE8006100L (sv)	1982-03-03	Bindemedel
BR8004842A (pt)	1981-02-10	Processo para estabilizacao de uma lama de polimerizacao,produto de lama e produto de homopolimero ou copolimero
FR2674101B1 (fr)	1994-10-21	Procede pour eviter les alterations chimiques de legumes, fruits ou fleurs provoquees par le bromure de methyle et agent utilisable dans ce procede.
IT7927903A0 (it)	1979-12-07	Derivati dell'acido 1,3,4-tiadiazol-2-carbossilico, procedimento di sintesi di questi composti e mezzi funghicidi e nematicidi che li contengono.
SE7907857L (sv)	1980-03-23	Vattenhaltiga geler
BR8104217A (pt)	1982-03-23	Processo para a producao de espiroacetais,composicoes de materiais odoriferos,e processo para perfuracao ou melhoramento do cheiro de materiais
JPS56145239A (en)	1981-11-11	Novel bicyclooctane derivative and its preparation
BR7900673A (pt)	1979-09-04	Processo para producao de alcanos substituidos por atomos de cloro e/ou grupos sulfo-cloreto
IT8323344A0 (it)	1983-10-18	Processo e impianto per laproduzione in continuo di solfiti di sodio e potassio.
BR8801215A (pt)	1988-10-25	Processo para remocao de oxido de etileno e/ou oxido de propileno
JPS564792A (en)	1981-01-19	Production of prepared agent containing organic compound having keto and * or hydroxyl group
EP0152751A3 (de)	1985-10-16	Kautschukmischungen und daraus durch Vulkanisation hergestellte Formkörper
IT7925694A0 (it)	1979-09-12	Processo per la preparazione di2,2'-bis(fenol 4-sostituito)solfuri.
BR7905782A (pt)	1980-05-20	Cloreto cianurico adequado para reacao em suspensao ou solucao aquosa, e processo para sua producao
JPS5772927A (en)	1982-05-07	Prparation of bisphenol a
JPS5732253A (en)	1982-02-20	Novel polyhydroxyalkyl polyamide, its salt, addition compound with its ethylene oxide and/or propylene oxide, manufacture of novel compound and method of softening and antistatically protecting fiber product
BR8206066A (pt)	1983-09-13	Processo para producao ou tratamento de ferrocromo
BE863322A (fr)	1978-07-25	Procede d'epuration d'eaux residuaires contenant du phenol, des derives phenoliques ou du phenol et du formaldehyde