AT375917B - Verfahren zur herstellung von harnstoffkoernern - Google Patents

Verfahren zur herstellung von harnstoffkoernern

Info

Publication number
AT375917B
AT375917B AT0215381A AT215381A AT375917B AT 375917 B AT375917 B AT 375917B AT 0215381 A AT0215381 A AT 0215381A AT 215381 A AT215381 A AT 215381A AT 375917 B AT375917 B AT 375917B
Authority
AT
Austria
Prior art keywords
production
urea grains
grains
urea
Prior art date
Application number
AT0215381A
Other languages
German (de)
English (en)
Other versions
ATA215381A (de
Inventor
Willy Prudent Van Hijfte
Luc Albert Vanmarcke
Original Assignee
Azote Sa Cie Neerlandaise
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 Azote Sa Cie Neerlandaise filed Critical Azote Sa Cie Neerlandaise
Publication of ATA215381A publication Critical patent/ATA215381A/de
Application granted granted Critical
Publication of AT375917B publication Critical patent/AT375917B/de

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
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B19/00—Granulation or pelletisation of phosphatic fertilisers, other than slag
    • C05B19/02—Granulation or pelletisation of phosphatic fertilisers, other than slag of superphosphates or mixtures containing them
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Fertilizers (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Medicinal Preparation (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
AT0215381A 1980-05-20 1981-05-14 Verfahren zur herstellung von harnstoffkoernern AT375917B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8002912A NL8002912A (nl) 1980-05-20 1980-05-20 Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels.

Publications (2)

Publication Number Publication Date
ATA215381A ATA215381A (de) 1984-02-15
AT375917B true AT375917B (de) 1984-09-25

Family

ID=19835332

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0215381A AT375917B (de) 1980-05-20 1981-05-14 Verfahren zur herstellung von harnstoffkoernern

Country Status (28)

Country Link
JP (1) JPS6035320B2 (pt)
AT (1) AT375917B (pt)
BE (1) BE888842A (pt)
BG (1) BG49613A3 (pt)
BR (1) BR8103139A (pt)
CA (1) CA1157288A (pt)
CS (1) CS259506B2 (pt)
DD (1) DD159040A5 (pt)
DE (1) DE3118454C2 (pt)
EG (1) EG15440A (pt)
ES (1) ES502903A0 (pt)
FI (1) FI71721C (pt)
FR (1) FR2482871B1 (pt)
GB (1) GB2077722B (pt)
GR (1) GR75604B (pt)
HU (1) HU184438B (pt)
IE (1) IE51964B1 (pt)
IN (1) IN153960B (pt)
IT (1) IT1136617B (pt)
MX (1) MX160067A (pt)
NL (2) NL8002912A (pt)
NO (1) NO151648C (pt)
PL (1) PL134458B1 (pt)
PT (1) PT73053B (pt)
SE (1) SE446625B (pt)
TR (1) TR21674A (pt)
YU (1) YU42568B (pt)
ZA (1) ZA813280B (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005018949A1 (de) * 2005-04-18 2006-10-19 Ami-Agrolinz Melamine International Gmbh Harnstoffpartikel, Verfahren zu dessen Herstellung und dessen Verwendung

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3117542A1 (de) * 1981-05-04 1983-02-10 Franz Josef Gattys Ingenieurbüro für Chem. Maschinen- und Apparatebau, 6078 Neu-Isenburg Verfahren zur stabilisierung von dehydratisiertem magnesiumschlorid gegen rueck-hydratisierung
GR76402B (pt) * 1981-07-03 1984-08-10 Azote Sa Cie Neerlandaise
NL8502838A (nl) * 1985-10-17 1987-05-18 Azote Sa Cie Neerlandaise Werkwijze ter vervaardiging van ureum en ammoniumsulfaat bevattende meststofkorrels.
DE4232567C1 (de) * 1992-09-29 1994-02-10 Kali & Salz Ag Verfahren zur Verhinderung einer Staubbildung beim Verladen oder Transportieren eines sulfatischen Düngergranulats
AUPM383594A0 (en) * 1994-02-11 1994-03-10 Incitec Ltd Granular urea
AU679330B2 (en) * 1994-02-11 1997-06-26 Incitec Ltd Granular urea
DE102021108187A1 (de) 2021-03-31 2022-10-06 Skw Stickstoffwerke Piesteritz Gmbh Granuliertes pH-neutrales Harnstoff-Ammoniumsulfat-Düngemittel mit Ureaseinhibitor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB731686A (en) * 1952-06-25 1955-06-15 Ici Ltd Improvements in and relating to urea compositions
GB837163A (en) * 1958-01-31 1960-06-09 Ici Ltd Improvements in and relating to urea compositions
GB1220826A (en) * 1967-09-13 1971-01-27 Fisons Ltd Process for the production of particulate urea

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005018949A1 (de) * 2005-04-18 2006-10-19 Ami-Agrolinz Melamine International Gmbh Harnstoffpartikel, Verfahren zu dessen Herstellung und dessen Verwendung
EP1874450A1 (de) 2005-04-18 2008-01-09 AMI Agrolinz Melamine International GmbH Feststoffpartikel, verfahren und vorrichtung zur herstellung von feststoffpartikeln

Also Published As

Publication number Publication date
CS259506B2 (en) 1988-10-14
ES8300311A1 (es) 1982-11-01
DD159040A5 (de) 1983-02-16
PT73053A (en) 1981-06-01
BR8103139A (pt) 1982-02-09
NO151648B (no) 1985-02-04
SE446625B (sv) 1986-09-29
EG15440A (en) 1985-12-31
DE3118454C2 (de) 1984-04-26
GB2077722B (en) 1984-02-15
MX160067A (es) 1989-11-17
PL134458B1 (en) 1985-08-31
NL8102191A (nl) 1981-12-16
TR21674A (tr) 1985-01-21
ATA215381A (de) 1984-02-15
NO151648C (no) 1985-05-15
FI71721B (fi) 1986-10-31
FR2482871B1 (fr) 1986-05-09
HU184438B (en) 1984-08-28
ES502903A0 (es) 1982-11-01
JPS5717487A (en) 1982-01-29
ZA813280B (en) 1982-05-26
SE8103139L (sv) 1981-11-21
JPS6035320B2 (ja) 1985-08-14
YU128581A (en) 1983-06-30
FI71721C (fi) 1987-02-09
BG49613A3 (en) 1991-12-15
GR75604B (pt) 1984-08-01
IE51964B1 (en) 1987-05-13
BE888842A (nl) 1981-11-19
NO811697L (no) 1981-11-23
FI811539L (fi) 1981-11-21
FR2482871A1 (fr) 1981-11-27
IN153960B (pt) 1984-09-08
IE811062L (en) 1981-11-20
GB2077722A (en) 1981-12-23
IT1136617B (it) 1986-09-03
NL8002912A (nl) 1981-12-16
YU42568B (en) 1988-10-31
IT8121817A0 (it) 1981-05-19
CS372081A2 (en) 1988-03-15
PT73053B (en) 1982-07-01
DE3118454A1 (de) 1982-02-18
PL231271A1 (pt) 1981-12-23
CA1157288A (en) 1983-11-22

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification