NL8002912A - Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels. - Google Patents

Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels. Download PDF

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Publication number
NL8002912A
NL8002912A NL8002912A NL8002912A NL8002912A NL 8002912 A NL8002912 A NL 8002912A NL 8002912 A NL8002912 A NL 8002912A NL 8002912 A NL8002912 A NL 8002912A NL 8002912 A NL8002912 A NL 8002912A
Authority
NL
Netherlands
Prior art keywords
urea
granules
solution
melt
magnesium oxide
Prior art date
Application number
NL8002912A
Other languages
English (en)
Dutch (nl)
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
Priority to NL8002912A priority Critical patent/NL8002912A/nl
Priority to NL8102191A priority patent/NL8102191A/nl
Priority to DE3118454A priority patent/DE3118454C2/de
Priority to IN501/CAL/81A priority patent/IN153960B/en
Priority to IE1062/81A priority patent/IE51964B1/en
Priority to GR64915A priority patent/GR75604B/el
Priority to CA000377380A priority patent/CA1157288A/en
Priority to AT0215381A priority patent/AT375917B/de
Priority to FR8109729A priority patent/FR2482871B1/fr
Priority to GB8115005A priority patent/GB2077722B/en
Priority to ZA00813280A priority patent/ZA813280B/xx
Priority to CS813720A priority patent/CS259506B2/cs
Priority to SE8103139A priority patent/SE446625B/sv
Priority to MX187383A priority patent/MX160067A/es
Priority to BE2/59164A priority patent/BE888842A/nl
Priority to PT73053A priority patent/PT73053B/pt
Priority to HU811441A priority patent/HU184438B/hu
Priority to YU1285/81A priority patent/YU42568B/xx
Priority to IT21817/81A priority patent/IT1136617B/it
Priority to NO811697A priority patent/NO151648C/no
Priority to FI811539A priority patent/FI71721C/fi
Priority to JP56074344A priority patent/JPS6035320B2/ja
Priority to EG283/81A priority patent/EG15440A/xx
Priority to BG52155A priority patent/BG49613A3/xx
Priority to ES502903A priority patent/ES502903A0/es
Priority to BR8103139A priority patent/BR8103139A/pt
Priority to PL1981231271A priority patent/PL134458B1/pl
Priority to DD81230122A priority patent/DD159040A5/de
Priority to TR21674A priority patent/TR21674A/xx
Publication of NL8002912A publication Critical patent/NL8002912A/nl

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)
NL8002912A 1980-05-20 1980-05-20 Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels. NL8002912A (nl)

Priority Applications (29)

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.
NL8102191A NL8102191A (nl) 1980-05-20 1981-05-04 Werkwijze voor het maken van ureumkorrels.
DE3118454A DE3118454C2 (de) 1980-05-20 1981-05-09 "Verfahren zur Herstellung von Harnstoffkörnern"
IN501/CAL/81A IN153960B (pt) 1980-05-20 1981-05-12
IE1062/81A IE51964B1 (en) 1980-05-20 1981-05-12 A process for the production of urea granules
GR64915A GR75604B (pt) 1980-05-20 1981-05-12
CA000377380A CA1157288A (en) 1980-05-20 1981-05-12 Process for the production of urea granules
AT0215381A AT375917B (de) 1980-05-20 1981-05-14 Verfahren zur herstellung von harnstoffkoernern
FR8109729A FR2482871B1 (fr) 1980-05-20 1981-05-15 Procede pour la production de granules d'uree et engrais comprenant ces granules
GB8115005A GB2077722B (en) 1980-05-20 1981-05-15 A process for the production of urea granules
ZA00813280A ZA813280B (en) 1980-05-20 1981-05-18 A process for the production of urea granules
CS813720A CS259506B2 (en) 1980-05-20 1981-05-19 Granule of urea
SE8103139A SE446625B (sv) 1980-05-20 1981-05-19 Sett att framstella ureagranuler och konstgodselblandning innehallande ureagranuler framstellda genom anvendning av forfarandet
MX187383A MX160067A (es) 1980-05-20 1981-05-19 Procedimiento mejorado para producir granulos de urea
BE2/59164A BE888842A (nl) 1980-05-20 1981-05-19 Werkwijze voor het maken van ureumkorrels
PT73053A PT73053B (en) 1980-05-20 1981-05-19 Process for the production of urea granules
HU811441A HU184438B (en) 1980-05-20 1981-05-19 Process for preparing carbamide granulates
YU1285/81A YU42568B (en) 1980-05-20 1981-05-19 Process for producing urea granules
IT21817/81A IT1136617B (it) 1980-05-20 1981-05-19 Un procedimento per la produzione di granuli d'urea
NO811697A NO151648C (no) 1980-05-20 1981-05-19 Fremgangsmaate til fremstilling av urea-granuler.
FI811539A FI71721C (fi) 1980-05-20 1981-05-19 Foerfarande foer framstaellning av ureagranuler och deras anvaendning i goedslingsblandning.
JP56074344A JPS6035320B2 (ja) 1980-05-20 1981-05-19 尿素粒体の製造法
EG283/81A EG15440A (en) 1980-05-20 1981-05-20 A process for the production of urea granules
BG52155A BG49613A3 (en) 1980-05-20 1981-05-20 Method for preparing of granulate carbamid
ES502903A ES502903A0 (es) 1980-05-20 1981-05-20 Perfeccionamientos en los procedimientos de producir granu- los de urea.
BR8103139A BR8103139A (pt) 1980-05-20 1981-05-20 Processo para a producao de granulos de ureia e composicoes fertilizantes contendo os mesmos
PL1981231271A PL134458B1 (en) 1980-05-20 1981-05-20 Method of obtaining urea granules and fertilizer mixture containing such graniles
DD81230122A DD159040A5 (de) 1980-05-20 1981-05-20 Verfahren zur herstellung von harnstoffkoernern
TR21674A TR21674A (tr) 1980-05-20 1981-05-20 Uere granuellerinin ueretilmesi icin bir usul

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8002912 1980-05-20
NL8002912A NL8002912A (nl) 1980-05-20 1980-05-20 Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels.

Publications (1)

Publication Number Publication Date
NL8002912A true NL8002912A (nl) 1981-12-16

Family

ID=19835332

Family Applications (2)

Application Number Title Priority Date Filing Date
NL8002912A NL8002912A (nl) 1980-05-20 1980-05-20 Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels.
NL8102191A NL8102191A (nl) 1980-05-20 1981-05-04 Werkwijze voor het maken van ureumkorrels.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL8102191A NL8102191A (nl) 1980-05-20 1981-05-04 Werkwijze voor het maken van ureumkorrels.

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)

Families Citing this family (8)

* 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
DE102005018949A1 (de) * 2005-04-18 2006-10-19 Ami-Agrolinz Melamine International Gmbh Harnstoffpartikel, Verfahren zu dessen Herstellung und dessen Verwendung
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

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
AT375917B (de) 1984-09-25
GB2077722A (en) 1981-12-23
IT1136617B (it) 1986-09-03
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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A1B A search report has been drawn up
BV The patent application has lapsed