ZA824698B - A process for making granules containing urea as the main component - Google Patents

A process for making granules containing urea as the main component

Info

Publication number
ZA824698B
ZA824698B ZA824698A ZA824698A ZA824698B ZA 824698 B ZA824698 B ZA 824698B ZA 824698 A ZA824698 A ZA 824698A ZA 824698 A ZA824698 A ZA 824698A ZA 824698 B ZA824698 B ZA 824698B
Authority
ZA
South Africa
Prior art keywords
main component
granules containing
containing urea
making granules
making
Prior art date
Application number
ZA824698A
Other languages
English (en)
Inventor
Willy Henri 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 ZA824698B publication Critical patent/ZA824698B/xx

Links

Classifications

    • 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
    • B01J2/16—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by suspending the powder material in a gas, e.g. in fluidised beds or as a falling curtain
    • 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
    • C05C—NITROGENOUS FERTILISERS
    • C05C9/00—Fertilisers containing urea or urea compounds
    • C05C9/005—Post-treatment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D17/00—Domestic hot-water supply systems
    • F24D17/0078—Recirculation systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fertilizers (AREA)
ZA824698A 1981-07-03 1982-07-01 A process for making granules containing urea as the main component ZA824698B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8103205 1981-07-03

Publications (1)

Publication Number Publication Date
ZA824698B true ZA824698B (en) 1983-04-27

Family

ID=19837740

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA824698A ZA824698B (en) 1981-07-03 1982-07-01 A process for making granules containing urea as the main component

Country Status (28)

Country Link
US (1) US4478632A (xx)
JP (1) JPS5849684A (xx)
AT (1) AT382610B (xx)
BE (1) BE893716A (xx)
BR (1) BR8203890A (xx)
CA (1) CA1190059A (xx)
CS (1) CS241112B2 (xx)
DD (1) DD208972A5 (xx)
DE (1) DE3223139C2 (xx)
EG (1) EG15823A (xx)
ES (1) ES513684A0 (xx)
FI (1) FI71922C (xx)
FR (1) FR2508894A1 (xx)
GB (1) GB2103209B (xx)
GR (1) GR76402B (xx)
HU (1) HU190401B (xx)
IE (1) IE53381B1 (xx)
IN (1) IN157765B (xx)
IT (1) IT1190903B (xx)
MX (1) MX159933A (xx)
NO (1) NO154683C (xx)
PL (1) PL138045B1 (xx)
PT (1) PT75172B (xx)
RO (1) RO85736B (xx)
SE (1) SE456643B (xx)
TR (1) TR21523A (xx)
YU (1) YU42778B (xx)
ZA (1) ZA824698B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8502838A (nl) * 1985-10-17 1987-05-18 Azote Sa Cie Neerlandaise Werkwijze ter vervaardiging van ureum en ammoniumsulfaat bevattende meststofkorrels.
NL8700913A (nl) * 1987-04-16 1988-11-16 Nl Stikstof Werkwijze voor het vervaardigen van kunstmestgranules.
AUPM383594A0 (en) * 1994-02-11 1994-03-10 Incitec Ltd Granular urea
US5676729A (en) * 1995-06-29 1997-10-14 Western Industrial Clay Products, Ltd. Particulate urea with mineral filler incorporated for hardness
JP5649781B2 (ja) * 2005-04-18 2015-01-07 スタミカーボン ビー． ブイ． 尿素含有粒子の製造方法
WO2019016761A1 (en) 2017-07-21 2019-01-24 Sabic Global Technologies B.V. UREA GRANULES AND CALCIUM SULFATE AND METHODS OF PRODUCTION AND USE THEREOF
DE102021108187A1 (de) 2021-03-31 2022-10-06 Skw Stickstoffwerke Piesteritz Gmbh Granuliertes pH-neutrales Harnstoff-Ammoniumsulfat-Düngemittel mit Ureaseinhibitor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1581761A (en) * 1977-06-09 1980-12-17 Azote Sa Cie Neerlandaise Urea granulation
NL8002912A (nl) * 1980-05-20 1981-12-16 Azote Sa Cie Neerlandaise Werkwijze voor het maken van ureumkorrels, alsmede aldus verkregen ureumkorrels bevattende kunstmestmengsels.

Also Published As

Publication number Publication date
JPS5849684A (ja) 1983-03-23
RO85736B (ro) 1984-11-30
YU144482A (en) 1985-04-30
IN157765B (xx) 1986-06-14
ATA248782A (de) 1986-08-15
GB2103209B (en) 1985-07-24
DD208972A5 (de) 1984-04-18
FR2508894A1 (fr) 1983-01-07
IE53381B1 (en) 1988-10-26
NO154683B (no) 1986-08-25
IT8222206A0 (it) 1982-07-02
AT382610B (de) 1987-03-25
YU42778B (en) 1988-12-31
PT75172B (en) 1984-06-27
RO85736A (ro) 1984-11-25
ES8503256A1 (es) 1985-02-16
FI71922C (fi) 1987-03-09
SE456643B (sv) 1988-10-24
DE3223139C2 (de) 1985-02-07
FR2508894B1 (xx) 1983-12-23
TR21523A (tr) 1984-08-10
PL138045B1 (en) 1986-08-30
FI822346L (fi) 1983-01-04
DE3223139A1 (de) 1983-01-27
NO822260L (no) 1983-01-04
PT75172A (en) 1982-08-01
BR8203890A (pt) 1983-06-28
IE821555L (en) 1983-01-03
IT1190903B (it) 1988-02-24
CS241112B2 (en) 1986-03-13
CS494582A2 (en) 1985-06-13
FI71922B (fi) 1986-11-28
ES513684A0 (es) 1985-02-16
PL237215A1 (en) 1983-02-14
CA1190059A (en) 1985-07-09
HU190401B (en) 1986-09-29
JPH0222036B2 (xx) 1990-05-17
NO154683C (no) 1986-12-03
SE8204077L (xx) 1983-02-25
SE8204077D0 (sv) 1982-07-01
FI822346A0 (fi) 1982-07-01
MX159933A (es) 1989-10-06
BE893716A (nl) 1983-01-03
GR76402B (xx) 1984-08-10
US4478632A (en) 1984-10-23
EG15823A (en) 1987-04-30
GB2103209A (en) 1983-02-16

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