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HN2000000176A - Metodo de formacion de urea teniendo contenido bajo de biuret - Google Patents

Metodo de formacion de urea teniendo contenido bajo de biuret

Info

Publication number
HN2000000176A
HN2000000176A HN2000000176A HN2000000176A HN2000000176A HN 2000000176 A HN2000000176 A HN 2000000176A HN 2000000176 A HN2000000176 A HN 2000000176A HN 2000000176 A HN2000000176 A HN 2000000176A HN 2000000176 A HN2000000176 A HN 2000000176A
Authority
HN
Honduras
Prior art keywords
biuret
urea
training method
content under
method taking
Prior art date
Application number
HN2000000176A
Other languages
English (en)
Inventor
Kenneth E Eimer
Harold G Nelson
Sante P Valpiani
Original Assignee
Coastral States Man Corp
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 Coastral States Man Corp filed Critical Coastral States Man Corp
Publication of HN2000000176A publication Critical patent/HN2000000176A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A METODO DE FORMACION DE UREA TENIENDO CONTENIDO BAJO DE BIURET
HN2000000176A 1999-08-10 2000-08-10 Metodo de formacion de urea teniendo contenido bajo de biuret HN2000000176A (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/371,560 US6277311B1 (en) 1999-08-10 1999-08-10 Method of forming flowable urea having low biuret content

Publications (1)

Publication Number Publication Date
HN2000000176A true HN2000000176A (es) 2001-02-01

Family

ID=23464469

Family Applications (1)

Application Number Title Priority Date Filing Date
HN2000000176A HN2000000176A (es) 1999-08-10 2000-08-10 Metodo de formacion de urea teniendo contenido bajo de biuret

Country Status (8)

Country Link
US (1) US6277311B1 (es)
AU (1) AU756914B2 (es)
BR (1) BR0003481A (es)
CR (1) CR6226A (es)
GT (1) GT200000129A (es)
HN (1) HN2000000176A (es)
MX (1) MXPA00007705A (es)
NZ (1) NZ506098A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4903334B2 (ja) * 1999-10-13 2012-03-28 ノヴォ ノルディスク アー／エス 細長の剤形を製造する方法
US20050163911A1 (en) * 2004-01-28 2005-07-28 Cargill, Inc. Animal feed product containing crushed urea
US20090312428A1 (en) * 2008-06-13 2009-12-17 Fernando Figueredo Biocide Compositions Comprising Quaternary Ammonium and Urea and Methods for Their Use
GEP20166500B (en) * 2011-10-14 2016-06-27 Stamicarbon Method for urea final processing
DE102018215427A1 (de) * 2018-09-11 2020-03-12 Skw Stickstoffwerke Piesteritz Gmbh Pelletierter Harnstoff in zylindrischer Form als Schüttgut und Methode zur Herstellung davon

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
YU34031B (en) 1969-05-29 1978-10-31 Snam Progetti Process for melting carbamide crystals in order to obtain pelleted carbamide of a low biuret content
US4069253A (en) 1970-07-01 1978-01-17 Mitsui Toatsu Chemicals, Incorporated Process for the production of water-free molten urea
US3689607A (en) 1970-10-26 1972-09-05 Union Oil Co Urea prilling
US3819310A (en) 1971-01-08 1974-06-25 I Mavrovic Apparatus for prilling urea
US3933956A (en) 1972-05-22 1976-01-20 Ivo Mavrovic Process for prilling urea
US3903158A (en) 1973-05-16 1975-09-02 Mexico Guanos Process for reducing the biuret content in urea
US4190622A (en) 1978-05-04 1980-02-26 Standard Oil Company (Ohio) Process for prilling urea
NL8001876A (nl) 1980-03-29 1981-11-02 Unie Van Kunstmestfab Bv Werkwijze voor het maken van ureumprils en ureumprils verkregen met deze werkwijze.
US4525198A (en) 1981-05-13 1985-06-25 Compagnie Neerlandaise De L'azote Process for the production of urea granules
US4654442A (en) 1983-12-30 1987-03-31 Union Oil Company Of California Methods for removing biuret from urea
US4997469A (en) 1990-01-10 1991-03-05 Harmony Products, Inc. High integrity, low odor, natural based nitrogenous granules for agriculture

Also Published As

Publication number Publication date
BR0003481A (pt) 2001-04-03
US6277311B1 (en) 2001-08-21
CR6226A (es) 2002-05-07
AU5187700A (en) 2001-02-15
AU756914B2 (en) 2003-01-23
GT200000129A (es) 2002-01-30
NZ506098A (en) 2001-09-28
MXPA00007705A (es) 2002-06-04

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