CN101125646B - 直接还原中低品位磷矿制取高浓度磷酸的方法 - Google Patents
直接还原中低品位磷矿制取高浓度磷酸的方法 Download PDFInfo
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- CN101125646B CN101125646B CN2007100662399A CN200710066239A CN101125646B CN 101125646 B CN101125646 B CN 101125646B CN 2007100662399 A CN2007100662399 A CN 2007100662399A CN 200710066239 A CN200710066239 A CN 200710066239A CN 101125646 B CN101125646 B CN 101125646B
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- Prior art keywords
- phosphoric acid
- gas
- coal
- kiln
- diatomite
- 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.)
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910000147 aluminium phosphate Inorganic materials 0.000 title claims abstract description 27
- 238000000034 method Methods 0.000 title claims abstract description 14
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 12
- 229910052698 phosphorus Inorganic materials 0.000 title claims description 9
- 239000011574 phosphorus Substances 0.000 title claims description 9
- 239000000463 material Substances 0.000 claims abstract description 23
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000002367 phosphate rock Substances 0.000 claims abstract description 18
- 239000003245 coal Substances 0.000 claims abstract description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 14
- 239000004568 cement Substances 0.000 claims abstract description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims abstract description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 230000036571 hydration Effects 0.000 claims abstract description 8
- 238000006703 hydration reaction Methods 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims abstract description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 6
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 6
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims abstract description 6
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 13
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 10
- 239000000571 coke Substances 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 8
- 239000004566 building material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 5
- 239000004575 stone Substances 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000003795 chemical substances by application Substances 0.000 abstract description 2
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 abstract 3
- 230000004913 activation Effects 0.000 abstract 1
- 229910052681 coesite Inorganic materials 0.000 abstract 1
- 239000004035 construction material Substances 0.000 abstract 1
- 229910052906 cristobalite Inorganic materials 0.000 abstract 1
- 239000000284 extract Substances 0.000 abstract 1
- 238000012856 packing Methods 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 229910052682 stishovite Inorganic materials 0.000 abstract 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 abstract 1
- 229910052905 tridymite Inorganic materials 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 238000006722 reduction reaction Methods 0.000 description 14
- 230000001590 oxidative effect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 235000011941 Tilia x europaea Nutrition 0.000 description 4
- 239000004571 lime Substances 0.000 description 4
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 3
- 239000010452 phosphate Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Inorganic materials [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- ZOMBKNNSYQHRCA-UHFFFAOYSA-J calcium sulfate hemihydrate Chemical compound O.[Ca+2].[Ca+2].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O ZOMBKNNSYQHRCA-UHFFFAOYSA-J 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000011507 gypsum plaster Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- HOOWDPSAHIOHCC-UHFFFAOYSA-N dialuminum tricalcium oxygen(2-) Chemical compound [O--].[O--].[O--].[O--].[O--].[O--].[Al+3].[Al+3].[Ca++].[Ca++].[Ca++] HOOWDPSAHIOHCC-UHFFFAOYSA-N 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000003016 phosphoric acids Chemical class 0.000 description 1
- 230000008979 phosphorus utilization Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- OBSZRRSYVTXPNB-UHFFFAOYSA-N tetraphosphorus Chemical compound P12P3P1P32 OBSZRRSYVTXPNB-UHFFFAOYSA-N 0.000 description 1
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- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007100662399A CN101125646B (zh) | 2007-09-26 | 2007-09-26 | 直接还原中低品位磷矿制取高浓度磷酸的方法 |
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CN2007100662399A CN101125646B (zh) | 2007-09-26 | 2007-09-26 | 直接还原中低品位磷矿制取高浓度磷酸的方法 |
Publications (2)
Publication Number | Publication Date |
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CN101125646A CN101125646A (zh) | 2008-02-20 |
CN101125646B true CN101125646B (zh) | 2010-12-29 |
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CN2007100662399A Expired - Fee Related CN101125646B (zh) | 2007-09-26 | 2007-09-26 | 直接还原中低品位磷矿制取高浓度磷酸的方法 |
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CN (1) | CN101125646B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111994886B (zh) * | 2020-06-19 | 2021-11-30 | 成都易态科技有限公司 | 高纯磷酸的生产系统以及生产方法 |
CN113860277A (zh) * | 2021-11-01 | 2021-12-31 | 瓮福(集团)有限责任公司 | 一种二水湿法磷酸生产工艺 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1026403C (zh) * | 1990-03-22 | 1994-11-02 | 冶金工业部长沙矿冶研究院 | 异型回转窑生产磷酸的方法 |
CN1837129A (zh) * | 2006-04-14 | 2006-09-27 | 湖北三新磷酸有限公司 | 利用磷矿选矿后的含磷尾矿制取磷酸并副产建筑用砖的方法 |
CN101033061A (zh) * | 2006-09-30 | 2007-09-12 | 湖北三新磷酸有限公司 | 直接还原磷矿制备磷酸并副产硅酸盐水泥熟料的方法 |
-
2007
- 2007-09-26 CN CN2007100662399A patent/CN101125646B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1026403C (zh) * | 1990-03-22 | 1994-11-02 | 冶金工业部长沙矿冶研究院 | 异型回转窑生产磷酸的方法 |
CN1837129A (zh) * | 2006-04-14 | 2006-09-27 | 湖北三新磷酸有限公司 | 利用磷矿选矿后的含磷尾矿制取磷酸并副产建筑用砖的方法 |
CN101033061A (zh) * | 2006-09-30 | 2007-09-12 | 湖北三新磷酸有限公司 | 直接还原磷矿制备磷酸并副产硅酸盐水泥熟料的方法 |
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CN101125646A (zh) | 2008-02-20 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing high concentration phosphoric acid by directly reducing low and middle grade phosphorus ore Effective date of registration: 20130604 Granted publication date: 20101229 Pledgee: Fudian bank Limited by Share Ltd Kunming Haiyuan Road Branch Pledgor: Yunnan Changqingshu Chemicals Co., Ltd. Registration number: 2013990000341 |
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Date of cancellation: 20131111 Granted publication date: 20101229 Pledgee: Fudian bank Limited by Share Ltd Kunming Haiyuan Road Branch Pledgor: Yunnan Changqingshu Chemicals Co., Ltd. Registration number: 2013990000341 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Method for preparing high concentration phosphoric acid by directly reducing low and middle grade phosphorus ore Effective date of registration: 20131111 Granted publication date: 20101229 Pledgee: Fudian bank Limited by Share Ltd Kunming Haiyuan Road Branch Pledgor: Yunnan Changqingshu Chemicals Co., Ltd. Registration number: 2013990000836 |
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PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20150416 Granted publication date: 20101229 Pledgee: Fudian bank Limited by Share Ltd Kunming Haiyuan Road Branch Pledgor: Yunnan Changqingshu Chemicals Co., Ltd. Registration number: 2013990000836 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101229 Termination date: 20200926 |
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CF01 | Termination of patent right due to non-payment of annual fee |