NO760975L - - Google Patents
Info
- Publication number
- NO760975L NO760975L NO760975A NO760975A NO760975L NO 760975 L NO760975 L NO 760975L NO 760975 A NO760975 A NO 760975A NO 760975 A NO760975 A NO 760975A NO 760975 L NO760975 L NO 760975L
- Authority
- NO
- Norway
- Prior art keywords
- build
- granulation
- granules
- fertilizer
- water
- Prior art date
Links
- 239000003337 fertilizer Substances 0.000 claims description 26
- 239000008187 granular material Substances 0.000 claims description 24
- 238000005469 granulation Methods 0.000 claims description 20
- 230000003179 granulation Effects 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 12
- 235000015097 nutrients Nutrition 0.000 claims description 9
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 8
- 239000004202 carbamide Substances 0.000 claims description 8
- 239000005864 Sulphur Substances 0.000 claims description 5
- 230000003111 delayed effect Effects 0.000 claims description 5
- 239000000155 melt Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000007858 starting material Substances 0.000 claims description 4
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 3
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 3
- 239000001166 ammonium sulphate Substances 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 150000003839 salts Chemical class 0.000 claims description 2
- 239000002198 insoluble material Substances 0.000 claims 2
- 238000002386 leaching Methods 0.000 description 12
- 229910052717 sulfur Inorganic materials 0.000 description 7
- 239000011593 sulfur Substances 0.000 description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 239000008393 encapsulating agent Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000001993 wax Substances 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 206010013786 Dry skin Diseases 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- DHZSIQDUYCWNSB-UHFFFAOYSA-N chloroethene;1,1-dichloroethene Chemical compound ClC=C.ClC(Cl)=C DHZSIQDUYCWNSB-UHFFFAOYSA-N 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- -1 polyethylenes Polymers 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000002195 soluble material Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000012798 spherical particle 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
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/36—Layered or coated, e.g. dust-preventing coatings layered or coated with sulfur
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/30—Layered or coated, e.g. dust-preventing coatings
- C05G5/37—Layered or coated, e.g. dust-preventing coatings layered or coated with a polymer
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Fertilizers (AREA)
- General Preparation And Processing Of Foods (AREA)
- Glanulating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2512386A DE2512386C2 (de) | 1975-03-21 | 1975-03-21 | Verfahren zur Herstellung eines Düngemittels mit verzögerter Nährstoffabgabe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO760975L true NO760975L (it) | 1976-09-22 |
| NO147555B NO147555B (no) | 1983-01-24 |
Family
ID=5941998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO760975A NO147555B (no) | 1975-03-21 | 1976-03-19 | Fremgangsmaate til fremstilling av gjoedningsmidler med forsinket naeringsstoffavgivning |
Country Status (12)
| Country | Link |
|---|---|
| JP (1) | JPS51118665A (it) |
| AT (1) | AT346869B (it) |
| BE (1) | BE839800A (it) |
| DE (1) | DE2512386C2 (it) |
| DK (1) | DK145055C (it) |
| FI (1) | FI61680B (it) |
| FR (1) | FR2304592A1 (it) |
| GB (1) | GB1548753A (it) |
| IT (1) | IT1058486B (it) |
| NL (1) | NL7602894A (it) |
| NO (1) | NO147555B (it) |
| SE (1) | SE417954B (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3203849A1 (de) * | 1982-02-02 | 1983-08-11 | Schering Ag, 1000 Berlin Und 4619 Bergkamen | Duengemittel mit gesteuertem beginn der naehrstoffabgabe |
| FR2639938B1 (fr) * | 1988-12-02 | 1991-03-29 | Technifert Sa | Produit soufre, notamment pour fertilisant et procedes pour le fabriquer |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB815829A (en) * | 1956-09-06 | 1959-07-01 | Fisons Ltd | Fertilizers coated with polymeric materials |
| GB822939A (en) * | 1956-11-21 | 1959-11-04 | Ici Ltd | Improvements in and relating to granular fertilizers based on urea |
| FR1270910A (fr) * | 1960-10-13 | 1961-09-01 | Archer Daniels Midland Co | Engrais granulaire hautement concentré, préalablement fabriqué |
| US3501282A (en) * | 1966-09-09 | 1970-03-17 | Shell Oil Co | Preparation of pelletized potassium chloride-ur a-sulfur fertilizer |
| US3576613A (en) * | 1967-07-24 | 1971-04-27 | Thiokol Chemical Corp | Sulfur encapsulation of fertilizers to provide controlled dissolution rates |
| DE1792150A1 (de) * | 1968-07-27 | 1971-10-14 | Chemie Appbau Mainz Schmahl & | Verfahren zur Herstellung von schwefelhaltigen Duengemittel-Granulaten mit einer harten,abriebfesten Oberflaechenschicht |
| DE1792220A1 (de) * | 1968-08-06 | 1972-01-05 | Chemie Appbau Mainz Schmahl & | Verfahren zur Herstellung von schwefelhaltigen Duengemittelgranulaten mit einer harten,abriebfesten Oberflaechenschicht |
| DE1792626A1 (de) * | 1968-09-26 | 1971-11-25 | Gewerk Victor Chem Werke | Verfahren zur Verzoegerung der Loeslichkeit von granulierten Duengesalzen |
| DE2040032C3 (de) * | 1969-08-29 | 1978-06-22 | Kao Soap Co., Ltd., Tokio | Verfahren zur Herstellung eines granulierten komplexen Düngemittels |
| DE2451723A1 (de) * | 1974-10-31 | 1976-05-13 | Basf Ag | Schwefelumhuellte duengergranalien |
-
1975
- 1975-03-21 DE DE2512386A patent/DE2512386C2/de not_active Expired
-
1976
- 1976-03-18 IT IT21341/76A patent/IT1058486B/it active
- 1976-03-18 SE SE7603413A patent/SE417954B/xx unknown
- 1976-03-19 FI FI760739A patent/FI61680B/fi not_active Application Discontinuation
- 1976-03-19 NL NL7602894A patent/NL7602894A/xx not_active Application Discontinuation
- 1976-03-19 NO NO760975A patent/NO147555B/no unknown
- 1976-03-19 AT AT203776A patent/AT346869B/de not_active IP Right Cessation
- 1976-03-19 JP JP51029371A patent/JPS51118665A/ja active Pending
- 1976-03-19 DK DK122676A patent/DK145055C/da active
- 1976-03-19 BE BE165365A patent/BE839800A/xx not_active IP Right Cessation
- 1976-03-19 GB GB11172/76A patent/GB1548753A/en not_active Expired
- 1976-03-22 FR FR7608230A patent/FR2304592A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE417954B (sv) | 1981-04-27 |
| SE7603413L (sv) | 1976-09-22 |
| ATA203776A (de) | 1978-04-15 |
| FI760739A (it) | 1976-09-22 |
| FI61680B (fi) | 1982-05-31 |
| IT1058486B (it) | 1982-04-10 |
| NL7602894A (nl) | 1976-09-23 |
| GB1548753A (en) | 1979-07-18 |
| FR2304592B1 (it) | 1982-04-16 |
| NO147555B (no) | 1983-01-24 |
| DE2512386A1 (de) | 1976-09-30 |
| JPS51118665A (en) | 1976-10-18 |
| DK145055B (da) | 1982-08-16 |
| BE839800A (fr) | 1976-07-16 |
| FR2304592A1 (fr) | 1976-10-15 |
| AT346869B (de) | 1978-11-27 |
| DK122676A (da) | 1976-09-22 |
| DE2512386C2 (de) | 1985-02-07 |
| DK145055C (da) | 1983-01-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3903333A (en) | Production of slow release nitrogen fertilizers by improved method of coating urea with sulfur | |
| US4142885A (en) | Method of preparing fertilizers with retarded nutrient release | |
| US5211985A (en) | Multi-stage process for continuous coating of fertilizer particles | |
| US3725029A (en) | Preparation of ammonium sulfate fertilizer constituent | |
| EP1071639B1 (en) | Granulation method of urea containing fertilizer | |
| EA000431B1 (ru) | Инкапсулированные гранулированные удобрения | |
| US4676821A (en) | Sulfur-coated urea | |
| US4493725A (en) | Fertilizer product with sustained action and process therefor | |
| NO168636B (no) | Fremgangsmaate for fremstilling av gjoedningsgranuler inneholdende urea og ammoniumsulfat | |
| KR20010053190A (ko) | 복합 비료 과립의 제조 방법 | |
| CN110590439A (zh) | 一种高塔缓释复合肥料及其制备方法 | |
| US10081578B2 (en) | Wax-based fertilizer coatings with polyethylene- or polypropylene-based polymers | |
| CN101165012B (zh) | 含脲甲醛的高塔缓释复合肥及其生产方法 | |
| JPH07500560A (ja) | 膜被覆された肥料粒状物の製造法 | |
| JPH0339037B2 (it) | ||
| NO760975L (it) | ||
| US4764200A (en) | Application of finely divided dicyanodiamide onto ammonium-containing and sulfate-containing fertilizers | |
| JP3771270B2 (ja) | 硝酸カルシウムを含む窒素−カリウム肥料の製造方法 | |
| PL187484B1 (pl) | Kompozycja nawozowa o kontrolowanym, opóźnionym uwalnianiu składników i sposób wytwarzania kompozycji nawozowej | |
| USH1085H (en) | Sulfur coating of urea containing gelling clays | |
| JPH07315975A (ja) | 粒状物質の被覆方法 | |
| FR2508894A1 (fr) | Procede en vue de la fabrication de granules dans lesquels l'uree est le composant principal | |
| RU2561444C1 (ru) | Способ получения серосодержащего сложного удобрения | |
| CN113999073B (zh) | 一种硝基复合肥防结块工艺 | |
| JPH075421B2 (ja) | 被覆粒状尿素硝酸加里肥料 |