JPH0420874B2 - - Google Patents
Info
- Publication number
- JPH0420874B2 JPH0420874B2 JP58118410A JP11841083A JPH0420874B2 JP H0420874 B2 JPH0420874 B2 JP H0420874B2 JP 58118410 A JP58118410 A JP 58118410A JP 11841083 A JP11841083 A JP 11841083A JP H0420874 B2 JPH0420874 B2 JP H0420874B2
- Authority
- JP
- Japan
- Prior art keywords
- ammonia
- spray
- granulation
- tower
- air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 307
- 229910021529 ammonia Inorganic materials 0.000 claims description 134
- 238000005469 granulation Methods 0.000 claims description 89
- 230000003179 granulation Effects 0.000 claims description 89
- 239000007921 spray Substances 0.000 claims description 70
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 claims description 62
- 239000002245 particle Substances 0.000 claims description 39
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 29
- 239000004202 carbamide Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 26
- 239000007789 gas Substances 0.000 claims description 25
- 239000003517 fume Substances 0.000 claims description 24
- 238000004140 cleaning Methods 0.000 claims description 23
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 20
- 239000002253 acid Substances 0.000 claims description 20
- 229910017604 nitric acid Inorganic materials 0.000 claims description 20
- 239000008187 granular material Substances 0.000 claims description 16
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 12
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
- 150000007513 acids Chemical class 0.000 claims description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 6
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 5
- 239000000376 reactant Substances 0.000 claims description 5
- 239000004254 Ammonium phosphate Substances 0.000 claims description 3
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims description 3
- 235000019289 ammonium phosphates Nutrition 0.000 claims description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 3
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 2
- 235000006408 oxalic acid Nutrition 0.000 claims description 2
- 150000003868 ammonium compounds Chemical class 0.000 claims 3
- 150000003863 ammonium salts Chemical class 0.000 claims 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims 1
- 235000011130 ammonium sulphate Nutrition 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 238000007493 shaping process Methods 0.000 claims 1
- 239000012855 volatile organic compound Substances 0.000 claims 1
- 239000000243 solution Substances 0.000 description 33
- 239000010410 layer Substances 0.000 description 23
- 230000015572 biosynthetic process Effects 0.000 description 15
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 15
- 230000001629 suppression Effects 0.000 description 14
- 239000003337 fertilizer Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000000576 coating method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 7
- 239000000779 smoke Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 238000012546 transfer Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010494 dissociation reaction Methods 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 230000005593 dissociations Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 230000003134 recirculating effect Effects 0.000 description 3
- 239000012798 spherical particle Substances 0.000 description 3
- 239000012808 vapor phase Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000001099 ammonium carbonate Substances 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009189 diving Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- ZFSLODLOARCGLH-UHFFFAOYSA-N isocyanuric acid Chemical compound OC1=NC(O)=NC(O)=N1 ZFSLODLOARCGLH-UHFFFAOYSA-N 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000011027 product recovery Methods 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 1
- 229910000013 Ammonium bicarbonate Inorganic materials 0.000 description 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000001549 Ipomoea eriocarpa Species 0.000 description 1
- 235000005146 Ipomoea eriocarpa Nutrition 0.000 description 1
- 241000234435 Lilium Species 0.000 description 1
- JJEJDZONIFQNHG-UHFFFAOYSA-N [C+4].N Chemical compound [C+4].N JJEJDZONIFQNHG-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 235000012538 ammonium bicarbonate Nutrition 0.000 description 1
- 235000012501 ammonium carbonate Nutrition 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- PRORZGWHZXZQMV-UHFFFAOYSA-N azane;nitric acid Chemical compound N.O[N+]([O-])=O PRORZGWHZXZQMV-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000003113 dilution method Methods 0.000 description 1
- 208000018459 dissociative disease Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 239000012943 hotmelt Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000007522 mineralic acids Chemical group 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- -1 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 235000020354 squash Nutrition 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C1/00—Ammonium nitrate fertilisers
- C05C1/02—Granulation; Pelletisation; Stabilisation; Colouring
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Fertilizers (AREA)
- Treating Waste Gases (AREA)
- Glanulating (AREA)
- Medicines Containing Plant Substances (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US394297 | 1982-07-01 | ||
| US06/394,297 US4424072A (en) | 1982-07-01 | 1982-07-01 | Prilling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5922646A JPS5922646A (ja) | 1984-02-04 |
| JPH0420874B2 true JPH0420874B2 (en, 2012) | 1992-04-07 |
Family
ID=23558360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58118410A Granted JPS5922646A (ja) | 1982-07-01 | 1983-07-01 | 造粒装置の運転方法及び造粒装置 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4424072A (en, 2012) |
| EP (1) | EP0099176B1 (en, 2012) |
| JP (1) | JPS5922646A (en, 2012) |
| AU (1) | AU554983B2 (en, 2012) |
| CA (1) | CA1186861A (en, 2012) |
| DE (1) | DE3366850D1 (en, 2012) |
| NO (1) | NO162513C (en, 2012) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4568417A (en) * | 1982-09-16 | 1986-02-04 | The Babcock & Wilcox Company | Control system for prilling towers |
| US4610714A (en) * | 1984-11-05 | 1986-09-09 | Union Oil Company Of California | Apparatus and method for dissolving urea and other endothermic materials |
| IT1249057B (it) * | 1991-05-22 | 1995-02-11 | Agrimont Spa | Processo per abbattere con un liquido l'ammoniaca contenuta in uno sfiato. |
| RU2163901C1 (ru) * | 2000-02-07 | 2001-03-10 | Горловское открытое акционерное общество "Концерн Стирол" | Способ гранулирования азотных удобрений и устройство для его осуществления |
| US7237679B1 (en) | 2001-09-04 | 2007-07-03 | Aveka, Inc. | Process for sizing particles and producing particles separated into size distributions |
| RU2224588C1 (ru) * | 2002-03-04 | 2004-02-27 | Открытое акционерное общество "Концерн Стирол" | Способ гранулирования азотных удобрений и устройство для его осуществления |
| NL1020665C2 (nl) * | 2002-05-23 | 2003-11-25 | Dsm Nv | Werkwijze voor het verwijderen van ammoniak uit een ammoniak-bevattende gasstroom. |
| RU2233699C2 (ru) * | 2002-09-24 | 2004-08-10 | Открытое акционерное общество "Концерн Стирол" | Способ гранулирования азотных удобрений и устройство для его осуществления |
| RU2239617C1 (ru) * | 2003-07-15 | 2004-11-10 | Закрытое акционерное общество промышленная группа "Алсико" | Способ получения гранулированного азотного удобрения |
| NL1025954C2 (nl) * | 2004-04-15 | 2005-10-18 | Dsm Ip Assets Bv | Werkwijze voor het optimaliseren van een fluïdbed granulator. |
| JP5101293B2 (ja) * | 2004-12-08 | 2012-12-19 | スタミカーボン ビー． ブイ． | アンモニア含有ガス流からアンモニアを除去するための方法 |
| CN101284169B (zh) * | 2008-05-14 | 2011-05-18 | 中国科学技术大学 | 一种氨洗消剂及其制备方法 |
| WO2010066344A1 (de) | 2008-12-12 | 2010-06-17 | Uhde Gmbh | Entfernung von ammoniak-stickstoff, ammonium-stickstoff und harnstoff-stickstoff durch oxidation mit hypochlorit-haltigen lösungen aus abluft in anlagen zur ammoniak- und harnstoffproduktion |
| TW201032887A (en) | 2009-01-13 | 2010-09-16 | Saipem Spa | Process for the recovery of ammonia from a gaseous stream |
| IT1395127B1 (it) | 2009-07-30 | 2012-09-05 | Saipem Spa | Procedimento per il recupero di ammoniaca da una corrente gassosa |
| IT1395383B1 (it) * | 2009-09-09 | 2012-09-14 | Saipem Spa | Metodo di separazione di ammoniaca e diossido di carbonio da soluzioni acquose |
| US10730002B2 (en) | 2016-05-09 | 2020-08-04 | Stamicarbon B.V. | Submicron particle removal from gas streams |
| DE102019216931A1 (de) * | 2019-11-04 | 2021-05-06 | Thyssenkrupp Ag | Verfahren und Anlage zur Herstellung von Harnstoffgranulat |
| NL2029462B1 (en) * | 2020-10-19 | 2022-06-08 | Lenntech B V | Process for acid washing of a gas comprising ammonia |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE392879A (en, 2012) * | ||||
| US2528407A (en) | 1947-09-19 | 1950-10-31 | Spencer Chem Co | Method of granulating ammonium nitrate and other salts and apparatus therefor |
| US2739036A (en) | 1952-08-25 | 1956-03-20 | Phillips Petroleum Co | Ammonium nitrate prill |
| US3037855A (en) | 1958-05-23 | 1962-06-05 | Allied Chem | Process for pebbling by spraying a mixture of ammonium nitrate and ammonium phosphates |
| BE623265A (en, 2012) * | 1962-10-08 | |||
| FR1349957A (fr) * | 1962-10-23 | 1964-01-24 | Kellogg M W Co | Procédé de production d'urée de pureté améliorée |
| US3207595A (en) | 1963-01-02 | 1965-09-21 | American Agricultural Chem Co | Prilled mixed fertilizers |
| GB1227133A (en, 2012) | 1967-04-18 | 1971-04-07 | ||
| FR2011865A1 (en, 2012) | 1968-05-24 | 1970-03-13 | Chevron Res | |
| US3689607A (en) * | 1970-10-26 | 1972-09-05 | Union Oil Co | Urea prilling |
| US3895926A (en) | 1973-05-02 | 1975-07-22 | Bernard J Lerner | Method for treating a gas |
| IT1004432B (it) * | 1974-03-28 | 1976-07-10 | Snam Progetti | Procedimento per il recupero di pol veri ottenute da apparecchiature per il trattamento di materiali li quidi o solidi |
| DE2852643A1 (de) | 1978-12-06 | 1980-06-19 | Huels Chemische Werke Ag | Verfahren zur herstellung von gegen schwelzersetzung auch bei erhoehten temperaturen bestaendigen ammonnitrat-, chlorid- und dicalciumphosphathaltigen npk-duengemitteln |
-
1982
- 1982-07-01 US US06/394,297 patent/US4424072A/en not_active Expired - Lifetime
-
1983
- 1983-05-12 CA CA000428015A patent/CA1186861A/en not_active Expired
- 1983-05-19 AU AU14693/83A patent/AU554983B2/en not_active Ceased
- 1983-06-03 DE DE8383303227T patent/DE3366850D1/de not_active Expired
- 1983-06-03 EP EP83303227A patent/EP0099176B1/en not_active Expired
- 1983-06-27 NO NO832334A patent/NO162513C/no unknown
- 1983-07-01 JP JP58118410A patent/JPS5922646A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3366850D1 (de) | 1986-11-20 |
| US4424072A (en) | 1984-01-03 |
| EP0099176B1 (en) | 1986-10-15 |
| EP0099176A1 (en) | 1984-01-25 |
| AU1469383A (en) | 1984-01-05 |
| NO162513B (no) | 1989-10-02 |
| AU554983B2 (en) | 1986-09-11 |
| CA1186861A (en) | 1985-05-14 |
| NO162513C (no) | 1990-01-10 |
| NO832334L (no) | 1984-01-02 |
| JPS5922646A (ja) | 1984-02-04 |
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