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 PDFInfo
- 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
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims description 50
- 239000004202 carbamide Substances 0.000 title claims description 50
- 239000008187 granular material Substances 0.000 title claims description 38
- 238000000034 method Methods 0.000 title claims description 17
- 239000000203 mixture Substances 0.000 title claims description 14
- 239000003337 fertilizer Substances 0.000 title claims description 11
- 229910019142 PO4 Inorganic materials 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 15
- 239000010452 phosphate Substances 0.000 claims description 15
- YYRMJZQKEFZXMX-UHFFFAOYSA-N calcium;phosphoric acid Chemical compound [Ca+2].OP(O)(O)=O.OP(O)(O)=O YYRMJZQKEFZXMX-UHFFFAOYSA-N 0.000 claims description 13
- 239000002426 superphosphate Substances 0.000 claims description 13
- 239000000395 magnesium oxide Substances 0.000 claims description 11
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 8
- 238000005469 granulation Methods 0.000 claims description 6
- 230000003179 granulation Effects 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 description 15
- 239000000243 solution Substances 0.000 description 13
- 229910001868 water Inorganic materials 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 238000002425 crystallisation Methods 0.000 description 6
- 230000008025 crystallization Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- XJBNELXWSXDUFP-UHFFFAOYSA-N 1,1,3-tris(hydroxymethyl)urea Chemical compound OCNC(=O)N(CO)CO XJBNELXWSXDUFP-UHFFFAOYSA-N 0.000 description 1
- 239000005696 Diammonium phosphate Substances 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 description 1
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 description 1
- ZBZJARSYCHAEND-UHFFFAOYSA-L calcium;dihydrogen phosphate;hydrate Chemical compound O.[Ca+2].OP(O)([O-])=O.OP(O)([O-])=O ZBZJARSYCHAEND-UHFFFAOYSA-L 0.000 description 1
- NEXJMXNCAUIPCD-UHFFFAOYSA-L calcium;hydrogen phosphate;urea Chemical compound [Ca+2].NC(N)=O.OP([O-])([O-])=O NEXJMXNCAUIPCD-UHFFFAOYSA-L 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 229910000388 diammonium phosphate Inorganic materials 0.000 description 1
- 235000019838 diammonium phosphate Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 239000006012 monoammonium phosphate Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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)
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" |
| GR64915A GR75604B (cs) | 1980-05-20 | 1981-05-12 | |
| IE1062/81A IE51964B1 (en) | 1980-05-20 | 1981-05-12 | A process for the production of urea granules |
| IN501/CAL/81A IN153960B (cs) | 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 |
| NO811697A NO151648C (no) | 1980-05-20 | 1981-05-19 | Fremgangsmaate til fremstilling av urea-granuler. |
| HU811441A HU184438B (en) | 1980-05-20 | 1981-05-19 | Process for preparing carbamide granulates |
| CS813720A CS259506B2 (en) | 1980-05-20 | 1981-05-19 | Granule of urea |
| 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 |
| 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 |
| BE2/59164A BE888842A (nl) | 1980-05-20 | 1981-05-19 | Werkwijze voor het maken van ureumkorrels |
| SE8103139A SE446625B (sv) | 1980-05-20 | 1981-05-19 | Sett att framstella ureagranuler och konstgodselblandning innehallande ureagranuler framstellda genom anvendning av forfarandet |
| PT73053A PT73053B (en) | 1980-05-20 | 1981-05-19 | Process for the production of urea granules |
| MX187383A MX160067A (es) | 1980-05-20 | 1981-05-19 | Procedimiento mejorado para producir granulos de urea |
| BG052155A BG49613A3 (en) | 1980-05-20 | 1981-05-20 | Method for preparing of granulate carbamid |
| DD81230122A DD159040A5 (de) | 1980-05-20 | 1981-05-20 | Verfahren zur herstellung von harnstoffkoernern |
| EG283/81A EG15440A (en) | 1980-05-20 | 1981-05-20 | A process for the production of urea granules |
| ES502903A ES502903A0 (es) | 1980-05-20 | 1981-05-20 | Perfeccionamientos en los procedimientos de producir granu- los de urea. |
| PL1981231271A PL134458B1 (en) | 1980-05-20 | 1981-05-20 | Method of obtaining urea granules and fertilizer mixture containing such graniles |
| TR21674A TR21674A (tr) | 1980-05-20 | 1981-05-20 | Uere granuellerinin ueretilmesi icin bir usul |
| BR8103139A BR8103139A (pt) | 1980-05-20 | 1981-05-20 | Processo para a producao de granulos de ureia e composicoes fertilizantes contendo os mesmos |
Applications Claiming Priority (2)
| 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. |
| NL8002912 | 1980-05-20 |
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 (cs) |
| AT (1) | AT375917B (cs) |
| BE (1) | BE888842A (cs) |
| BG (1) | BG49613A3 (cs) |
| BR (1) | BR8103139A (cs) |
| CA (1) | CA1157288A (cs) |
| CS (1) | CS259506B2 (cs) |
| DD (1) | DD159040A5 (cs) |
| DE (1) | DE3118454C2 (cs) |
| EG (1) | EG15440A (cs) |
| ES (1) | ES502903A0 (cs) |
| FI (1) | FI71721C (cs) |
| FR (1) | FR2482871B1 (cs) |
| GB (1) | GB2077722B (cs) |
| GR (1) | GR75604B (cs) |
| HU (1) | HU184438B (cs) |
| IE (1) | IE51964B1 (cs) |
| IN (1) | IN153960B (cs) |
| IT (1) | IT1136617B (cs) |
| MX (1) | MX160067A (cs) |
| NL (2) | NL8002912A (cs) |
| NO (1) | NO151648C (cs) |
| PL (1) | PL134458B1 (cs) |
| PT (1) | PT73053B (cs) |
| SE (1) | SE446625B (cs) |
| TR (1) | TR21674A (cs) |
| YU (1) | YU42568B (cs) |
| ZA (1) | ZA813280B (cs) |
Families Citing this family (9)
| 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 |
| DE3223139C2 (de) * | 1981-07-03 | 1985-02-07 | Compagnie Néerlandaise de l'Azote S.A., Bruxelles | Verfahren zur Herstellung von Harnstoff als Hauptbestandteil enthaltenden Düngemittelkörnern |
| NL184769C (nl) * | 1981-07-03 | 1989-11-01 | Azote Sa Cie Neerlandaise | Werkwijze voor het vervaardigen van ureumkorrels. |
| 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 |
| 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 (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)
| 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 |
-
1980
- 1980-05-20 NL NL8002912A patent/NL8002912A/nl not_active Application Discontinuation
-
1981
- 1981-05-04 NL NL8102191A patent/NL8102191A/nl not_active Application Discontinuation
- 1981-05-09 DE DE3118454A patent/DE3118454C2/de not_active Expired
- 1981-05-12 GR GR64915A patent/GR75604B/el unknown
- 1981-05-12 CA CA000377380A patent/CA1157288A/en not_active Expired
- 1981-05-12 IN IN501/CAL/81A patent/IN153960B/en unknown
- 1981-05-12 IE IE1062/81A patent/IE51964B1/en unknown
- 1981-05-14 AT AT0215381A patent/AT375917B/de not_active IP Right Cessation
- 1981-05-15 GB GB8115005A patent/GB2077722B/en not_active Expired
- 1981-05-15 FR FR8109729A patent/FR2482871B1/fr not_active Expired
- 1981-05-18 ZA ZA00813280A patent/ZA813280B/xx unknown
- 1981-05-19 YU YU1285/81A patent/YU42568B/xx unknown
- 1981-05-19 PT PT73053A patent/PT73053B/pt not_active IP Right Cessation
- 1981-05-19 BE BE2/59164A patent/BE888842A/nl not_active IP Right Cessation
- 1981-05-19 MX MX187383A patent/MX160067A/es unknown
- 1981-05-19 FI FI811539A patent/FI71721C/fi not_active IP Right Cessation
- 1981-05-19 CS CS813720A patent/CS259506B2/cs unknown
- 1981-05-19 IT IT21817/81A patent/IT1136617B/it active
- 1981-05-19 NO NO811697A patent/NO151648C/no unknown
- 1981-05-19 SE SE8103139A patent/SE446625B/sv not_active IP Right Cessation
- 1981-05-19 JP JP56074344A patent/JPS6035320B2/ja not_active Expired
- 1981-05-19 HU HU811441A patent/HU184438B/hu not_active IP Right Cessation
- 1981-05-20 EG EG283/81A patent/EG15440A/xx active
- 1981-05-20 ES ES502903A patent/ES502903A0/es active Granted
- 1981-05-20 TR TR21674A patent/TR21674A/xx unknown
- 1981-05-20 PL PL1981231271A patent/PL134458B1/pl unknown
- 1981-05-20 DD DD81230122A patent/DD159040A5/de not_active IP Right Cessation
- 1981-05-20 BR BR8103139A patent/BR8103139A/pt not_active IP Right Cessation
- 1981-05-20 BG BG052155A patent/BG49613A3/xx unknown
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A1B | A search report has been drawn up | ||
| BV | The patent application has lapsed |