CN1360557A - 处理肥料工艺溶液的方法 - Google Patents
处理肥料工艺溶液的方法 Download PDFInfo
- Publication number
- CN1360557A CN1360557A CN00810053A CN00810053A CN1360557A CN 1360557 A CN1360557 A CN 1360557A CN 00810053 A CN00810053 A CN 00810053A CN 00810053 A CN00810053 A CN 00810053A CN 1360557 A CN1360557 A CN 1360557A
- Authority
- CN
- China
- Prior art keywords
- urea
- phosphoric acid
- ammonium phosphate
- solution
- suspension
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 63
- 239000003337 fertilizer Substances 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims description 39
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 82
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000725 suspension Substances 0.000 claims abstract description 46
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 40
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000004202 carbamide Substances 0.000 claims abstract description 39
- 239000000047 product Substances 0.000 claims abstract description 35
- 239000004254 Ammonium phosphate Substances 0.000 claims abstract description 25
- 235000019289 ammonium phosphates Nutrition 0.000 claims abstract description 25
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims abstract description 24
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims abstract description 24
- HKFXIAYXXUVGPX-UHFFFAOYSA-N triazanium urea phosphate Chemical compound [NH4+].[NH4+].[NH4+].NC(N)=O.[O-]P([O-])([O-])=O HKFXIAYXXUVGPX-UHFFFAOYSA-N 0.000 claims abstract description 22
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 17
- 239000007787 solid Substances 0.000 claims abstract description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 4
- 239000012452 mother liquor Substances 0.000 claims description 38
- DZHMRSPXDUUJER-UHFFFAOYSA-N [amino(hydroxy)methylidene]azanium;dihydrogen phosphate Chemical compound NC(N)=O.OP(O)(O)=O DZHMRSPXDUUJER-UHFFFAOYSA-N 0.000 claims description 25
- 239000011574 phosphorus Substances 0.000 claims description 11
- 229910052698 phosphorus Inorganic materials 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 9
- 230000008020 evaporation Effects 0.000 claims description 8
- 239000012467 final product Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 235000015097 nutrients Nutrition 0.000 claims description 7
- 229910019142 PO4 Inorganic materials 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims description 3
- 235000021317 phosphate Nutrition 0.000 claims description 3
- 239000011541 reaction mixture Substances 0.000 claims description 3
- 239000002361 compost Substances 0.000 claims description 2
- 238000005201 scrubbing Methods 0.000 claims description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 claims description 2
- 239000010452 phosphate Substances 0.000 claims 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 229910052783 alkali metal Inorganic materials 0.000 claims 1
- 150000001340 alkali metals Chemical class 0.000 claims 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims 1
- 150000001342 alkaline earth metals Chemical class 0.000 claims 1
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical class [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 claims 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 claims 1
- 150000001805 chlorine compounds Chemical class 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 239000012265 solid product Substances 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 24
- 229960004838 phosphoric acid Drugs 0.000 description 23
- 235000011007 phosphoric acid Nutrition 0.000 description 23
- 238000012360 testing method Methods 0.000 description 18
- 238000006243 chemical reaction Methods 0.000 description 17
- 238000004458 analytical method Methods 0.000 description 12
- 239000000126 substance Substances 0.000 description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- 239000002994 raw material Substances 0.000 description 7
- 239000000292 calcium oxide Substances 0.000 description 6
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
- 238000005755 formation reaction Methods 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000006386 neutralization reaction Methods 0.000 description 6
- 229920000388 Polyphosphate Polymers 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 5
- 238000005187 foaming Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 5
- 239000001205 polyphosphate Substances 0.000 description 5
- 235000011176 polyphosphates Nutrition 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Substances [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910000027 potassium carbonate Inorganic materials 0.000 description 4
- 230000035484 reaction time Effects 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- AZUYLZMQTIKGSC-UHFFFAOYSA-N 1-[6-[4-(5-chloro-6-methyl-1H-indazol-4-yl)-5-methyl-3-(1-methylindazol-5-yl)pyrazol-1-yl]-2-azaspiro[3.3]heptan-2-yl]prop-2-en-1-one Chemical compound ClC=1C(=C2C=NNC2=CC=1C)C=1C(=NN(C=1C)C1CC2(CN(C2)C(C=C)=O)C1)C=1C=C2C=NN(C2=CC=1)C AZUYLZMQTIKGSC-UHFFFAOYSA-N 0.000 description 2
- 239000004114 Ammonium polyphosphate Substances 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- -1 ammonium ions Chemical class 0.000 description 2
- 235000019826 ammonium polyphosphate Nutrition 0.000 description 2
- 229920001276 ammonium polyphosphate Polymers 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 239000013530 defoamer Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- NGWKGSCSHDHHAJ-YPFQVHCOSA-N Liquoric acid Chemical compound C1C[C@H](O)C(C)(C)C2CC[C@@]3(C)[C@]4(C)C[C@H]5O[C@@H]([C@](C6)(C)C(O)=O)C[C@@]5(C)[C@@H]6C4=CC(=O)C3[C@]21C NGWKGSCSHDHHAJ-YPFQVHCOSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 238000013019 agitation Methods 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
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 229910052925 anhydrite Inorganic materials 0.000 description 1
- PPBAJDRXASKAGH-UHFFFAOYSA-N azane;urea Chemical compound N.NC(N)=O PPBAJDRXASKAGH-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 1
- 235000013877 carbamide Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000002734 clay mineral Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 235000011180 diphosphates Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910000398 iron phosphate Inorganic materials 0.000 description 1
- WBJZTOZJJYAKHQ-UHFFFAOYSA-K iron(3+) phosphate Chemical compound [Fe+3].[O-]P([O-])([O-])=O WBJZTOZJJYAKHQ-UHFFFAOYSA-K 0.000 description 1
- 229910052928 kieserite Inorganic materials 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 150000002696 manganese Chemical class 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000011785 micronutrient Substances 0.000 description 1
- 235000013369 micronutrients Nutrition 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 235000019837 monoammonium phosphate Nutrition 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000013074 reference sample Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05C—NITROGENOUS FERTILISERS
- C05C9/00—Fertilisers containing urea or urea compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/28—Ammonium phosphates
-
- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Fertilizers (AREA)
- Catalysts (AREA)
- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
Description
化合物 | 母液1 | 母液2 |
尿素-N(重量%) | 10.8 | 11.1 |
NH4-N(重量%) | 0.48 | 1.5 |
P2O5-tot(重量%) | 27.8 | 27.8 |
Cl(重量%) | <0.02 | 0.02 |
F(重量%) | 0.87 | 0.81 |
Al(重量%) | 0.22 | 0.35 |
Cr(ppm) | 8.8 | 160 |
Fe(重量%) | 0.88 | 0.66 |
Mg(重量%) | 1.8 | 1.1 |
S(重量%) | 1.2 | 1.3 |
H2O-KF(重量%) | 26.7 | 28.2 |
试验1a | 试验1b | |
N-kok% | 17.0 | 16.5 |
NH4-N% | 10.3 | 10.6 |
尿素-N% | 6.4 | 5.5 |
P2O5-KM% | 39.3 | 40.0 |
P2O5-ASL | 28.3 | 29.0 |
P2O5-VL | 39.3 | 39.5 |
H2O-KF% | 5.8 | 7.6 |
pH | 6.2 | 6.2 |
性能 | 试验1a | 试验1a* | 试验1b | 试验1b* |
颗粒强度[N] | ||||
平均值 | 46 | 27 | 29 | 19 |
最大值5 | 62 | 33 | 37 | 22 |
最小值5 | 29 | 20 | 22 | 16 |
磨损[%] | 1.5 | 1.4 | 2.1 | 1.1 |
水分吸收[%],80%RH | ||||
2h | 0.9 | 2.3 | 1.3 | 2.4 |
4h | 1.9 | 4.4 | 2.3 | 4.3 |
6h | 2.6 | 6.2 | 3.3 | 6.3 |
试验4a | 试验4b | |
N-kok% | 12.4 | 14.6 |
NH4-N% | 4.2 | 5.8 |
尿素-N% | 8.2 | 8.8 |
P2O5-KM% | 33.4 | 36.1 |
P2O5-ASL | 33.4 | 36.1 |
P2O5-VL | 26.2 | 28.2 |
K2O-KM | 18.6 | 14.2 |
H2O-KF% | 3.3 | 0.48 |
pH | 6.6 | 6.5 |
N-tot% | 6.9 |
NH4-N% | 5.9 |
尿素-N% | 1.0 |
P2O5-KM% | 40.8 |
P2O5-ASL | 36.3 |
P2O5-VL% | 32.2 |
K2O-KM% | 7.4 |
H2O-KF% | 8.7 |
pH | 3.8 |
Claims (19)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991563A FI116288B (fi) | 1999-07-08 | 1999-07-08 | Ureafosfaattiprosessin emäliuoksen käsittelymenetelmä |
FI991563 | 1999-07-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1360557A true CN1360557A (zh) | 2002-07-24 |
CN1223512C CN1223512C (zh) | 2005-10-19 |
Family
ID=8555044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008100535A Expired - Fee Related CN1223512C (zh) | 1999-07-08 | 2000-07-06 | 处理肥料工艺溶液的方法 |
Country Status (17)
Country | Link |
---|---|
US (1) | US6821311B1 (zh) |
EP (1) | EP1220815B1 (zh) |
CN (1) | CN1223512C (zh) |
AT (1) | ATE265392T1 (zh) |
AU (1) | AU768441B2 (zh) |
BR (1) | BR0012259B1 (zh) |
DE (1) | DE60010300T2 (zh) |
ES (1) | ES2220485T3 (zh) |
FI (1) | FI116288B (zh) |
JO (1) | JO2185B1 (zh) |
MA (1) | MA25874A1 (zh) |
MY (1) | MY123489A (zh) |
PT (1) | PT1220815E (zh) |
SA (1) | SA00210454B1 (zh) |
SI (1) | SI1220815T1 (zh) |
TR (1) | TR200200003T2 (zh) |
WO (1) | WO2001004048A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IL135432A0 (en) * | 2000-04-03 | 2001-05-20 | Rotem Amfert Negev Ltd | Improved solubility fertilizer compounds and compositions |
US7641881B2 (en) * | 2006-04-21 | 2010-01-05 | Hce, Llc | Fertilizer production from fossil fuel with minimal carbon dioxide emission |
EP2192099A1 (en) * | 2008-11-28 | 2010-06-02 | Uhde Fertilizer Technology B.V. | Urea granulation process with an acidic scrubbing system and the subsequent integration of ammonium salt into urea granules |
RU2510626C1 (ru) * | 2012-10-16 | 2014-04-10 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Башкирский государственный университет" | Способ получения жидких комплексных удобрений |
RU2527794C1 (ru) * | 2013-01-16 | 2014-09-10 | Открытое акционерное общество "Научно-исследовательский институт по удобрениям и инсектофунгицидам им. проф. Я.В. Самойлова" (ОАО "НИУИФ") | Способ получения сложного удобрения |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE29149E (en) * | 1957-03-29 | 1977-03-08 | Union Oil Company Of California | Production of ammonium phosphates and product thereof |
US3333939A (en) * | 1965-04-05 | 1967-08-01 | Arizona Agrochemical Corp | Discrete fertilizer granule containing a urea compound, sulfur and a phosphate plant food |
FR1558585A (zh) * | 1968-01-18 | 1969-02-28 | ||
CA939876A (en) * | 1968-12-30 | 1974-01-15 | Ronald H. Carlson | Preparation of phosphates |
BE760491A (fr) | 1970-01-09 | 1971-05-27 | Ugine Kuhlmann | Procede pour l'obtention de nouveaux produits de reaction de l'acide phosphorique, de l'uree et de l'ammoniac, et leurs applications comme engrais |
US3723086A (en) * | 1971-05-20 | 1973-03-27 | P Poynor | Process for producing ammonium phosphates and polyphosphates |
JPS537920B2 (zh) | 1972-05-24 | 1978-03-23 | ||
DE2308408A1 (de) | 1973-02-21 | 1974-08-29 | Basf Ag | Verfahren zur thermischen zersetzung von harnstoff-phosphat |
NL7417042A (nl) * | 1974-01-16 | 1975-07-18 | Fisons Ltd | Werkwijze voor de bereiding van ammoniumfos- faten. |
GB1483739A (en) * | 1974-09-13 | 1977-08-24 | Scottish Agricultural Ltd | Manufacture of solid ammonium phosphate |
US3985538A (en) * | 1974-10-24 | 1976-10-12 | Tennessee Valley Authority | Pipe reactor-continuous ammoniator process for production of granular phosphates |
SU608519A1 (ru) * | 1974-11-26 | 1978-05-30 | Предприятие П/Я Г-4302 | Способ получени добавки на основе фосфата мочевины |
UST969002I4 (en) * | 1977-07-25 | 1978-04-04 | Tennessee Valley Authority | Granular ammonium phosphate sulfate and urea-ammonium phosphate sulfate using a common pipe-cross reactor |
US4461913A (en) | 1981-11-24 | 1984-07-24 | Tennessee Valley Authority | Production of urea phosphate |
US5171349A (en) * | 1991-01-31 | 1992-12-15 | Vetanovetz Richard P | Solubility compound fertilizer compositions |
-
1999
- 1999-07-08 FI FI991563A patent/FI116288B/fi not_active IP Right Cessation
-
2000
- 2000-07-03 JO JO2000106A patent/JO2185B1/en active
- 2000-07-06 SI SI200030436T patent/SI1220815T1/xx unknown
- 2000-07-06 EP EP00944094A patent/EP1220815B1/en not_active Expired - Lifetime
- 2000-07-06 AU AU58330/00A patent/AU768441B2/en not_active Ceased
- 2000-07-06 WO PCT/FI2000/000623 patent/WO2001004048A1/en active IP Right Grant
- 2000-07-06 AT AT00944094T patent/ATE265392T1/de active
- 2000-07-06 US US10/030,263 patent/US6821311B1/en not_active Expired - Lifetime
- 2000-07-06 BR BRPI0012259-9A patent/BR0012259B1/pt not_active IP Right Cessation
- 2000-07-06 DE DE60010300T patent/DE60010300T2/de not_active Expired - Lifetime
- 2000-07-06 PT PT00944094T patent/PT1220815E/pt unknown
- 2000-07-06 CN CNB008100535A patent/CN1223512C/zh not_active Expired - Fee Related
- 2000-07-06 TR TR2002/00003T patent/TR200200003T2/xx unknown
- 2000-07-06 ES ES00944094T patent/ES2220485T3/es not_active Expired - Lifetime
- 2000-07-07 MY MYPI20003138 patent/MY123489A/en unknown
- 2000-10-17 SA SA00210454A patent/SA00210454B1/ar unknown
-
2002
- 2002-01-03 MA MA26466A patent/MA25874A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
MY123489A (en) | 2006-05-31 |
AU5833000A (en) | 2001-01-30 |
MA25874A1 (fr) | 2003-10-01 |
PT1220815E (pt) | 2004-09-30 |
SA00210454B1 (ar) | 2006-09-25 |
AU768441B2 (en) | 2003-12-11 |
EP1220815B1 (en) | 2004-04-28 |
JO2185B1 (en) | 2003-12-23 |
BR0012259A (pt) | 2002-03-12 |
DE60010300D1 (de) | 2004-06-03 |
ATE265392T1 (de) | 2004-05-15 |
EP1220815A1 (en) | 2002-07-10 |
CN1223512C (zh) | 2005-10-19 |
FI991563A (fi) | 2001-01-09 |
BR0012259B1 (pt) | 2010-10-05 |
DE60010300T2 (de) | 2005-05-04 |
WO2001004048A1 (en) | 2001-01-18 |
SI1220815T1 (en) | 2004-10-31 |
FI116288B (fi) | 2005-10-31 |
US6821311B1 (en) | 2004-11-23 |
TR200200003T2 (tr) | 2002-06-21 |
ES2220485T3 (es) | 2004-12-16 |
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