SE446625B - Sett att framstella ureagranuler och konstgodselblandning innehallande ureagranuler framstellda genom anvendning av forfarandet - Google Patents
Sett att framstella ureagranuler och konstgodselblandning innehallande ureagranuler framstellda genom anvendning av forfarandetInfo
- Publication number
- SE446625B SE446625B SE8103139A SE8103139A SE446625B SE 446625 B SE446625 B SE 446625B SE 8103139 A SE8103139 A SE 8103139A SE 8103139 A SE8103139 A SE 8103139A SE 446625 B SE446625 B SE 446625B
- Authority
- SE
- Sweden
- Prior art keywords
- urea
- granules
- ureagranules
- melt
- mgo
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims description 11
- 238000000034 method Methods 0.000 title claims description 7
- 239000008187 granular material Substances 0.000 claims description 34
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 28
- 239000004202 carbamide Substances 0.000 claims description 28
- 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 25
- 239000002426 superphosphate Substances 0.000 claims description 25
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 20
- 239000000395 magnesium oxide Substances 0.000 claims description 19
- 239000003337 fertilizer Substances 0.000 claims description 8
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 8
- 239000010459 dolomite Substances 0.000 claims description 5
- 229910000514 dolomite Inorganic materials 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 238000005469 granulation Methods 0.000 description 11
- 230000003179 granulation Effects 0.000 description 11
- 239000000243 solution Substances 0.000 description 10
- 238000002425 crystallisation Methods 0.000 description 5
- 230000008025 crystallization Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 108010046334 Urease Proteins 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- COSWCAGTKRUTQV-UHFFFAOYSA-N 1,1,3-trimethylurea Chemical compound CNC(=O)N(C)C COSWCAGTKRUTQV-UHFFFAOYSA-N 0.000 description 1
- 239000005696 Diammonium phosphate Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 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
- 230000009286 beneficial effect Effects 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
- 238000010276 construction 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
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000007788 liquid Substances 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
- 239000002245 particle Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000006228 supernatant 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)
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 |
|---|---|
| SE8103139L SE8103139L (sv) | 1981-11-21 |
| SE446625B true SE446625B (sv) | 1986-09-29 |
Family
ID=19835332
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8103139A SE446625B (sv) | 1980-05-20 | 1981-05-19 | Sett att framstella ureagranuler och konstgodselblandning innehallande ureagranuler framstellda genom anvendning av forfarandet |
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 |
|---|---|---|---|
| NUG | Patent has lapsed |
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