NO116468B - - Google Patents
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- 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 (da) | 1965-12-17 | 1965-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO160956A NO116468B (da) | 1965-12-17 | 1965-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO116468B true NO116468B (da) | 1969-03-31 |
Family
ID=19909385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO160956A NO116468B (da) | 1965-12-17 | 1965-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| NO (1) | NO116468B (da) |
-
1965
- 1965-12-17 NO NO160956A patent/NO116468B/no unknown
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