CN105540560B - 一种由中低品位磷矿制取低镁磷精矿副产碳酸钙、氧化镁的工艺 - Google Patents
一种由中低品位磷矿制取低镁磷精矿副产碳酸钙、氧化镁的工艺 Download PDFInfo
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- CN105540560B CN105540560B CN201510889509.0A CN201510889509A CN105540560B CN 105540560 B CN105540560 B CN 105540560B CN 201510889509 A CN201510889509 A CN 201510889509A CN 105540560 B CN105540560 B CN 105540560B
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- Prior art keywords
- magnesia
- leached mud
- leachate
- calcium carbonate
- phosphate rock
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- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 131
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title claims abstract description 120
- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 70
- LWNCNSOPVUCKJL-UHFFFAOYSA-N [Mg].[P] Chemical compound [Mg].[P] LWNCNSOPVUCKJL-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 239000012141 concentrate Substances 0.000 title claims abstract description 66
- 239000002367 phosphate rock Substances 0.000 title claims abstract description 64
- 229910000019 calcium carbonate Inorganic materials 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 48
- 239000006227 byproduct Substances 0.000 title claims abstract description 21
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 37
- 229910001868 water Inorganic materials 0.000 claims description 37
- 238000001354 calcination Methods 0.000 claims description 28
- 238000006243 chemical reaction Methods 0.000 claims description 27
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 26
- 238000001914 filtration Methods 0.000 claims description 26
- 235000019270 ammonium chloride Nutrition 0.000 claims description 25
- 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 23
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 23
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 23
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 22
- 239000006210 lotion Substances 0.000 claims description 22
- 230000035484 reaction time Effects 0.000 claims description 22
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 21
- 239000002893 slag Substances 0.000 claims description 20
- 235000012501 ammonium carbonate Nutrition 0.000 claims description 19
- 238000005406 washing Methods 0.000 claims description 15
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 13
- 229910021529 ammonia Inorganic materials 0.000 claims description 9
- 239000001569 carbon dioxide Substances 0.000 claims description 9
- 230000029087 digestion Effects 0.000 claims description 6
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 abstract description 35
- 239000011575 calcium Substances 0.000 abstract description 24
- 239000000292 calcium oxide Substances 0.000 abstract description 19
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract description 19
- 239000000047 product Substances 0.000 abstract description 14
- 239000011777 magnesium Substances 0.000 abstract description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 abstract description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052749 magnesium Inorganic materials 0.000 abstract description 8
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 abstract description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052791 calcium Inorganic materials 0.000 abstract description 5
- 238000001556 precipitation Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 2
- 230000000717 retained effect Effects 0.000 abstract 1
- 238000002386 leaching Methods 0.000 description 17
- 229910019142 PO4 Inorganic materials 0.000 description 15
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 13
- 239000011574 phosphorus Substances 0.000 description 13
- 229910052698 phosphorus Inorganic materials 0.000 description 13
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 12
- 229910052587 fluorapatite Inorganic materials 0.000 description 11
- 229940077441 fluorapatite Drugs 0.000 description 11
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 11
- 239000001095 magnesium carbonate Substances 0.000 description 11
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- 229910021532 Calcite Inorganic materials 0.000 description 8
- 239000010459 dolomite Substances 0.000 description 8
- 229910000514 dolomite Inorganic materials 0.000 description 8
- 238000003756 stirring Methods 0.000 description 7
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 6
- 239000000347 magnesium hydroxide Substances 0.000 description 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 229910002651 NO3 Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 4
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 4
- 239000000920 calcium hydroxide Substances 0.000 description 4
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 4
- 235000019738 Limestone Nutrition 0.000 description 3
- ZHQXROVTUTVPGO-UHFFFAOYSA-N [F].[P] Chemical compound [F].[P] ZHQXROVTUTVPGO-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 229910052593 corundum Inorganic materials 0.000 description 3
- 239000003337 fertilizer Substances 0.000 description 3
- 238000005188 flotation Methods 0.000 description 3
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000006028 limestone Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910001845 yogo sapphire Inorganic materials 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-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
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000005903 acid hydrolysis reaction Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 238000004176 ammonification Methods 0.000 description 1
- 239000001099 ammonium carbonate Substances 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 229910052586 apatite Inorganic materials 0.000 description 1
- 241000902900 cellular organisms Species 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 235000011167 hydrochloric acid Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000002686 phosphate fertilizer Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- FGIUAXJPYTZDNR-UHFFFAOYSA-N potassium nitrate Chemical group [K+].[O-][N+]([O-])=O FGIUAXJPYTZDNR-UHFFFAOYSA-N 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Classifications
-
- 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
- C01B25/01—Treating phosphate ores or other raw phosphate materials to obtain phosphorus or phosphorus compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
- C01F5/02—Magnesia
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Fertilizers (AREA)
Abstract
Description
项目 | P2O5 | CaO | MgO | Fe2O3 | Al2O3 | F | AI |
% | 26.87 | 46.53 | 6.23 | 0.26 | 0.32 | 2.61 | 5.3 |
项目 | P2O5 | CaO | MgO | Fe2O3 | Al2O3 | F | AI | 烧失 |
% | 26.87 | 46.53 | 6.23 | 0.26 | 0.32 | 2.61 | 5.3 | 15.5 |
项目 | P2O5 | CaO | MgO | Fe2O3 | Al2O3 | F | SiO2 | AI | 烧失 |
% | 14.36 | 36.80 | 10.67 | 0.83 | 0.56 | 1.10 | 13.94 | 14.2 | 23.86 |
Claims (8)
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CN201510889509.0A CN105540560B (zh) | 2015-05-06 | 2015-12-07 | 一种由中低品位磷矿制取低镁磷精矿副产碳酸钙、氧化镁的工艺 |
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CN2015102263627 | 2015-05-06 | ||
CN201510226362.7A CN104876197A (zh) | 2015-05-06 | 2015-05-06 | 一种由中低品位磷矿制取磷精矿副产碳酸钙、氧化镁的工艺 |
CN201510889509.0A CN105540560B (zh) | 2015-05-06 | 2015-12-07 | 一种由中低品位磷矿制取低镁磷精矿副产碳酸钙、氧化镁的工艺 |
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CN105540560A CN105540560A (zh) | 2016-05-04 |
CN105540560B true CN105540560B (zh) | 2018-09-07 |
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CN201510889509.0A Active CN105540560B (zh) | 2015-05-06 | 2015-12-07 | 一种由中低品位磷矿制取低镁磷精矿副产碳酸钙、氧化镁的工艺 |
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Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106564919B (zh) * | 2016-11-08 | 2018-09-07 | 贵州省化工研究院 | 一种磷矿脱镁直接制备硫酸铵镁方法 |
CN107793180A (zh) * | 2017-09-12 | 2018-03-13 | 徐州市禾协肥业有限公司 | 提高磷矿中镁浸取效率的方法及应用 |
CN107673320A (zh) * | 2017-09-29 | 2018-02-09 | 徐州市禾协肥业有限公司 | 提高磷矿热解效率的方法及其产物和应用 |
CN107814370B (zh) * | 2017-09-29 | 2020-08-11 | 徐州市禾协肥业有限公司 | 制备磷精矿的循环环保工艺方法及其产品和应用 |
CN108101602A (zh) * | 2017-11-27 | 2018-06-01 | 贵州芭田生态工程有限公司 | 一种硝酸钙镁组合物及其制备方法 |
CN109052345A (zh) * | 2018-08-29 | 2018-12-21 | 石门县金子山新材料科技有限公司 | 一种降低氧化镁含量的低品位硅钙质磷矿分选方法 |
CN110872105A (zh) * | 2018-08-31 | 2020-03-10 | 贵州芭田生态工程有限公司 | 一种高效浸取磷矿中钙和镁离子的方法 |
CN110872103A (zh) * | 2018-08-31 | 2020-03-10 | 贵州芭田生态工程有限公司 | 一种控制液体平衡的磷精矿制备系统 |
CN110872102A (zh) * | 2018-08-31 | 2020-03-10 | 贵州芭田生态工程有限公司 | 一种控制煅烧条件使煅烧磷矿合格的方法及系统 |
CN109264685A (zh) * | 2018-09-30 | 2019-01-25 | 贵州芭田生态工程有限公司 | 磷矿煅烧渣湿法球磨方法和磷矿混合料浆 |
CN109453886B (zh) * | 2018-09-30 | 2021-02-23 | 贵州芭田生态工程有限公司 | 解决磷矿煅烧投料量过低的方法 |
CN109264686B (zh) * | 2018-10-16 | 2021-02-23 | 贵州盛源新材料股份有限公司 | 一种由中低品位磷矿或磷尾矿富集磷精矿同时回收碳酸钙、氢氧化镁的工艺 |
CN110028089A (zh) * | 2019-03-18 | 2019-07-19 | 辽宁工程技术大学 | 一种蛇纹石尾矿制备氧化镁的方法 |
CN111792951A (zh) * | 2020-07-22 | 2020-10-20 | 贵州芭田生态工程有限公司 | 生产白色硝酸磷肥联产工业碳酸钙的方法、硝酸磷肥及应用、含碳酸钙的产品及应用 |
CN112723404A (zh) * | 2021-01-04 | 2021-04-30 | 贵州芭田生态工程有限公司 | 一种将化学选矿副产物中钙镁磷分离的方法 |
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CN102745658B (zh) * | 2012-07-09 | 2014-05-07 | 瓮福(集团)有限责任公司 | 一种利用碳酸盐型中低品位磷矿生产磷精矿的方法 |
CN104071818A (zh) * | 2013-10-28 | 2014-10-01 | 黔南民族师范学院 | 一种采用水浸、铵浸分离磷尾矿中钙、镁、磷元素的方法 |
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2015
- 2015-05-06 CN CN201510226362.7A patent/CN104876197A/zh active Pending
- 2015-12-07 CN CN201510889509.0A patent/CN105540560B/zh active Active
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CN104876197A (zh) | 2015-09-02 |
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