NO116468B - - Google Patents
Download PDFInfo
- Publication number
- NO116468B NO116468B NO160956A NO16095665A NO116468B NO 116468 B NO116468 B NO 116468B NO 160956 A NO160956 A NO 160956A NO 16095665 A NO16095665 A NO 16095665A NO 116468 B NO116468 B NO 116468B
- Authority
- NO
- Norway
- Prior art keywords
- particles
- granulation
- cooling
- zone
- chamber
- Prior art date
Links
- 239000002245 particle Substances 0.000 claims description 74
- 238000005469 granulation Methods 0.000 claims description 67
- 230000003179 granulation Effects 0.000 claims description 67
- 238000001816 cooling Methods 0.000 claims description 61
- 239000008187 granular material Substances 0.000 claims description 55
- 238000000034 method Methods 0.000 claims description 34
- 238000004519 manufacturing process Methods 0.000 claims description 23
- 239000000155 melt Substances 0.000 claims description 16
- 239000007787 solid Substances 0.000 claims description 16
- 239000003337 fertilizer Substances 0.000 claims description 15
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 13
- 238000000576 coating method Methods 0.000 claims description 9
- 238000002425 crystallisation Methods 0.000 claims description 9
- 230000008025 crystallization Effects 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 239000000618 nitrogen fertilizer Substances 0.000 claims 1
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 49
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 34
- 239000004202 carbamide Substances 0.000 description 34
- 239000010410 layer Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 8
- 239000000112 cooling gas Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000008188 pellet Substances 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 239000007921 spray Substances 0.000 description 7
- 238000005054 agglomeration Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- -1 nitrogenous compound Chemical class 0.000 description 5
- 239000007864 aqueous solution Substances 0.000 description 4
- 230000003750 conditioning effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000011068 loading method Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000012216 screening Methods 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 238000000889 atomisation Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000007900 aqueous suspension Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
- 229910052753 mercury Inorganic materials 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- DVARTQFDIMZBAA-UHFFFAOYSA-O ammonium nitrate Chemical group [NH4+].[O-][N+]([O-])=O DVARTQFDIMZBAA-UHFFFAOYSA-O 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000007931 coated granule Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000001595 contractor effect Effects 0.000 description 1
- 239000012792 core layer Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000012031 short term test Methods 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Fertilizers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO160956A NO116468B (pl) | 1965-12-17 | 1965-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO160956A NO116468B (pl) | 1965-12-17 | 1965-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO116468B true NO116468B (pl) | 1969-03-31 |
Family
ID=19909385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO160956A NO116468B (pl) | 1965-12-17 | 1965-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO116468B (pl) |
-
1965
- 1965-12-17 NO NO160956A patent/NO116468B/no unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO160956B (no) | Synkron undertrykkelse-scrambling av televisjonssignaler for abonnent-tv samt fremgangsmaate ved synkron undertrykkelses-scramblerabonnent-tv-system. | |
| US3785796A (en) | Production of urea-ammonium sulfate | |
| US4842790A (en) | Method and apparatus for producing high-strength grannular particulates from low-strength prills | |
| US3408169A (en) | Pan granulation | |
| JP6514885B2 (ja) | 顆粒 | |
| CA2407843C (en) | Method for producing calcium nitrate granules | |
| US2979421A (en) | Urea granulation process | |
| AU2001274357A1 (en) | Method for producing calcium nitrate granules | |
| US3398191A (en) | Process for the production of granular nitrogenous compounds | |
| US2118438A (en) | Granulation of fertilizers | |
| US4118524A (en) | Granular calcium hypochlorite by spray graining | |
| US20030135957A1 (en) | Wet granulation method for generating granules | |
| US3117020A (en) | Process for the spherical granulation of water-soluble nitrogenous material | |
| EP0278246B1 (en) | Production of granular bisphenols | |
| NO166761B (no) | Granuleringsinnretning. | |
| US3936534A (en) | Process for producing free flowing particulate sulfur | |
| RU2328338C1 (ru) | Способ получения гранулированного продукта и барабанный гранулятор | |
| US3232703A (en) | Process for the production of ammonium nitrate | |
| NO116468B (pl) | ||
| DK166672B1 (da) | Fremgangsmaade til fremstilling af calcium-urinstof-nitrat | |
| Meline et al. | Plant-scale production of fertilizers in a pan granulator | |
| Shirley Jr et al. | Melt granulation of urea by the falling-curtain process | |
| US3299132A (en) | Process for granulating urea | |
| US3287408A (en) | Process for rendering urea anti-caking | |
| US3333297A (en) | Apparatus for making spherical pellets of water soluble substances |