ES375779A1 - Un procedimiento para reducir la absorcion de humedad de granulos de urea. - Google Patents

Un procedimiento para reducir la absorcion de humedad de granulos de urea.

Info

Publication number
ES375779A1
ES375779A1 ES375779A ES375779A ES375779A1 ES 375779 A1 ES375779 A1 ES 375779A1 ES 375779 A ES375779 A ES 375779A ES 375779 A ES375779 A ES 375779A ES 375779 A1 ES375779 A1 ES 375779A1
Authority
ES
Spain
Prior art keywords
urea granules
moisture
absorption
procedure
reduce
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
ES375779A
Other languages
English (en)
Spanish (es)
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.)
Stamicarbon BV
Original Assignee
Stamicarbon 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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of ES375779A1 publication Critical patent/ES375779A1/es
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)
  • Fodder In General (AREA)
  • Fats And Perfumes (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Medicinal Preparation (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES375779A 1969-01-23 1970-01-22 Un procedimiento para reducir la absorcion de humedad de granulos de urea. Expired ES375779A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6901099.A NL159357B (nl) 1969-01-23 1969-01-23 Werkwijze voor het verminderen van de dynamische hygroscopiciteit van kunstmestkorrels, alsmede de bij deze werkwijze verkregen korrels.

Publications (1)

Publication Number Publication Date
ES375779A1 true ES375779A1 (es) 1972-04-16

Family

ID=19805945

Family Applications (1)

Application Number Title Priority Date Filing Date
ES375779A Expired ES375779A1 (es) 1969-01-23 1970-01-22 Un procedimiento para reducir la absorcion de humedad de granulos de urea.

Country Status (11)

Country Link
JP (1) JPS4919260B1 (enrdf_load_stackoverflow)
AT (1) AT291312B (enrdf_load_stackoverflow)
BE (1) BE744890A (enrdf_load_stackoverflow)
BR (1) BR7016257D0 (enrdf_load_stackoverflow)
DE (1) DE2002824B2 (enrdf_load_stackoverflow)
ES (1) ES375779A1 (enrdf_load_stackoverflow)
FR (1) FR2030228A1 (enrdf_load_stackoverflow)
GB (1) GB1288333A (enrdf_load_stackoverflow)
NL (1) NL159357B (enrdf_load_stackoverflow)
NO (1) NO121955B (enrdf_load_stackoverflow)
ZA (1) ZA70334B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2305914B (en) * 1995-10-06 1999-12-15 Chown Peter A C A slow release fertilizer product
GB2330093B (en) * 1997-10-10 2001-09-12 Foster Clarke Robin Adrian Coating fibrous or particulate animal litter
DE102009025291A1 (de) * 2009-06-15 2010-12-16 Szaidel Cosmetic Gmbh Kosmetische Zubereitung zum Blondieren von keratinischen Fasern, insbesondere von menschlichen Haaren, ein Verfahren zu ihrer Herstellung sowie die Verwendung derselben
CN103012019B (zh) * 2012-12-11 2014-10-29 吉林农业大学 一种尿素缓释膜材料及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR678452A (fr) * 1928-08-11 1930-03-24 Ig Farbenindustrie Ag Procédé pour la fabrication d'engrais se conservant en état d'être semés à la volée
GB335175A (en) * 1929-06-15 1930-09-15 Ig Farbenindustrie Ag Improvements in the manufacture and production of fertiliser salts which are capable of being stored
GB575617A (en) * 1942-12-02 1946-02-26 Edgar Fajans Waterproofing hygroscopic salts
FR1132108A (fr) * 1954-07-16 1957-03-05 Stamicarbon Procédé pour la fabrication de granules d'urée
FR1243658A (fr) * 1958-12-26 1960-10-14 American Cyanamid Co Particules d'urée et leur procédé de préparation
FR1450420A (fr) * 1962-09-28 1966-06-24 Sun Oil Co Nouveaux engrais à action lente et procédé de leur fabrication
US3192033A (en) * 1964-02-06 1965-06-29 Sun Oil Co Method of preparing a slow release urea fertilizer
NL6411244A (enrdf_load_stackoverflow) * 1964-09-26 1966-03-28
FR1469714A (fr) * 1965-02-23 1967-02-17 Shell Int Research Procédé de préparation de compositions d'engrais

Also Published As

Publication number Publication date
DE2002824B2 (de) 1973-10-25
FR2030228A1 (enrdf_load_stackoverflow) 1970-11-13
AT291312B (de) 1971-07-12
DE2002824C3 (enrdf_load_stackoverflow) 1974-05-30
BE744890A (fr) 1970-07-23
NL6901099A (enrdf_load_stackoverflow) 1970-07-27
NO121955B (enrdf_load_stackoverflow) 1971-05-03
NL159357B (nl) 1979-02-15
JPS4919260B1 (enrdf_load_stackoverflow) 1974-05-16
DE2002824A1 (de) 1970-07-30
GB1288333A (enrdf_load_stackoverflow) 1972-09-06
BR7016257D0 (pt) 1973-05-10
ZA70334B (en) 1971-01-27

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