HU184438B - Process for preparing carbamide granulates - Google Patents

Process for preparing carbamide granulates

Info

Publication number
HU184438B
HU184438B HU811441A HU144181A HU184438B HU 184438 B HU184438 B HU 184438B HU 811441 A HU811441 A HU 811441A HU 144181 A HU144181 A HU 144181A HU 184438 B HU184438 B HU 184438B
Authority
HU
Hungary
Prior art keywords
granulates
carbamide
preparing
preparing carbamide
carbamide granulates
Prior art date
Application number
HU811441A
Other languages
Hungarian (hu)
Inventor
Hijfte Willy H P Van
Lue A 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 HU184438B publication Critical patent/HU184438B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05CNITROGENOUS FERTILISERS
    • C05C9/00Fertilisers containing urea or urea compounds
    • C05C9/005Post-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/30Processes 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
    • CCHEMISTRY; METALLURGY
    • C05FERTILISERS; MANUFACTURE THEREOF
    • C05BPHOSPHATIC FERTILISERS
    • C05B19/00Granulation or pelletisation of phosphatic fertilisers, other than slag
    • C05B19/02Granulation or pelletisation of phosphatic fertilisers, other than slag of superphosphates or mixtures containing them
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02Preparation 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)
HU811441A 1980-05-20 1981-05-19 Process for preparing carbamide granulates HU184438B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8002912A NL8002912A (en) 1980-05-20 1980-05-20 METHOD FOR MAKING UREA GRANULES, AND ARTICLES OF FERTILIZER MIXTURES INCLUDED THEREFORE.

Publications (1)

Publication Number Publication Date
HU184438B true HU184438B (en) 1984-08-28

Family

ID=19835332

Family Applications (1)

Application Number Title Priority Date Filing Date
HU811441A HU184438B (en) 1980-05-20 1981-05-19 Process for preparing carbamide granulates

Country Status (28)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3117542A1 (en) * 1981-05-04 1983-02-10 Franz Josef Gattys Ingenieurbüro für Chem. Maschinen- und Apparatebau, 6078 Neu-Isenburg METHOD FOR STABILIZING DEHYDRATED MAGNESIUM CHLORIDE AGAINST RUECK HYDRATION
GR76402B (en) * 1981-07-03 1984-08-10 Azote Sa Cie Neerlandaise
NL8502838A (en) * 1985-10-17 1987-05-18 Azote Sa Cie Neerlandaise METHOD FOR MANUFACTURING UREA AND AMMONIUM SULFATE CONTAINING FERTILIZER GRAINS.
DE4232567C1 (en) * 1992-09-29 1994-02-10 Kali & Salz Ag Granular sulphate fertiliser treatment to prevent dust formation during bulk transformation - comprises spraying with conc. urea soln.
AU679330B2 (en) * 1994-02-11 1997-06-26 Incitec Ltd Granular urea
AUPM383594A0 (en) * 1994-02-11 1994-03-10 Incitec Ltd Granular urea
DE102005018949A1 (en) * 2005-04-18 2006-10-19 Ami-Agrolinz Melamine International Gmbh Solid particles production, especially urea particles, from flowable starting material containing e.g. actinium oxide, useful e.g. in catalysts or milling bodies, comprises splitting into droplets and introducing into solidification liquid
DE102021108187A1 (en) 2021-03-31 2022-10-06 Skw Stickstoffwerke Piesteritz Gmbh Granulated pH neutral urea ammonium sulphate fertilizer with urease inhibitor

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
BR8103139A (en) 1982-02-09
FI71721B (en) 1986-10-31
PL134458B1 (en) 1985-08-31
GR75604B (en) 1984-08-01
DE3118454C2 (en) 1984-04-26
FR2482871B1 (en) 1986-05-09
TR21674A (en) 1985-01-21
NL8102191A (en) 1981-12-16
JPS6035320B2 (en) 1985-08-14
PT73053A (en) 1981-06-01
MX160067A (en) 1989-11-17
ES8300311A1 (en) 1982-11-01
IT8121817A0 (en) 1981-05-19
NL8002912A (en) 1981-12-16
CA1157288A (en) 1983-11-22
EG15440A (en) 1985-12-31
IN153960B (en) 1984-09-08
FR2482871A1 (en) 1981-11-27
ES502903A0 (en) 1982-11-01
AT375917B (en) 1984-09-25
ZA813280B (en) 1982-05-26
DE3118454A1 (en) 1982-02-18
PT73053B (en) 1982-07-01
GB2077722A (en) 1981-12-23
SE446625B (en) 1986-09-29
GB2077722B (en) 1984-02-15
CS259506B2 (en) 1988-10-14
PL231271A1 (en) 1981-12-23
IE811062L (en) 1981-11-20
SE8103139L (en) 1981-11-21
IT1136617B (en) 1986-09-03
NO151648B (en) 1985-02-04
CS372081A2 (en) 1988-03-15
DD159040A5 (en) 1983-02-16
NO811697L (en) 1981-11-23
JPS5717487A (en) 1982-01-29
FI811539L (en) 1981-11-21
ATA215381A (en) 1984-02-15
BE888842A (en) 1981-11-19
YU42568B (en) 1988-10-31
YU128581A (en) 1983-06-30
FI71721C (en) 1987-02-09
NO151648C (en) 1985-05-15
BG49613A3 (en) 1991-12-15
IE51964B1 (en) 1987-05-13

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee