CN101239706B - 一种硫酸钙生产硫化钙的方法 - Google Patents
一种硫酸钙生产硫化钙的方法 Download PDFInfo
- Publication number
- CN101239706B CN101239706B CN2008100581856A CN200810058185A CN101239706B CN 101239706 B CN101239706 B CN 101239706B CN 2008100581856 A CN2008100581856 A CN 2008100581856A CN 200810058185 A CN200810058185 A CN 200810058185A CN 101239706 B CN101239706 B CN 101239706B
- Authority
- CN
- China
- Prior art keywords
- producing
- calcium sulfate
- sulfurated lime
- calcium
- calcium sulphate
- 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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- OSGAYBCDTDRGGQ-UHFFFAOYSA-L Calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 title claims abstract description 72
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- AGVJBLHVMNHENQ-UHFFFAOYSA-N Calcium sulfide Chemical compound [S-2].[Ca+2] AGVJBLHVMNHENQ-UHFFFAOYSA-N 0.000 title claims description 10
- 229940055700 calcium sulfide Drugs 0.000 title claims description 10
- 235000011132 calcium sulphate Nutrition 0.000 claims abstract description 34
- JGIATAMCQXIDNZ-UHFFFAOYSA-N Calcium sulfide Chemical compound [Ca]=S JGIATAMCQXIDNZ-UHFFFAOYSA-N 0.000 claims abstract description 20
- 229940051851 SULFURATED LIME Drugs 0.000 claims abstract description 20
- 238000001035 drying Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 15
- 239000002994 raw material Substances 0.000 claims abstract description 14
- 239000001175 calcium sulphate Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000003245 coal Substances 0.000 claims abstract description 5
- 239000000571 coke Substances 0.000 claims abstract description 5
- 239000007789 gas Substances 0.000 claims description 8
- 238000006722 reduction reaction Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 4
- 230000002829 reduced Effects 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 238000000227 grinding Methods 0.000 claims description 3
- 239000002912 waste gas Substances 0.000 claims description 3
- 210000000538 Tail Anatomy 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000000630 rising Effects 0.000 claims description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000126 substance Substances 0.000 abstract description 5
- 239000001117 sulphuric acid Substances 0.000 abstract description 2
- 235000011149 sulphuric acid Nutrition 0.000 abstract description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
- 235000015450 Tilia cordata Nutrition 0.000 abstract 1
- 235000011941 Tilia x europaea Nutrition 0.000 abstract 1
- 230000001174 ascending Effects 0.000 abstract 1
- 238000001311 chemical methods and process Methods 0.000 abstract 1
- 239000004571 lime Substances 0.000 abstract 1
- 239000003638 reducing agent Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 18
- PASHVRUKOFIRIK-UHFFFAOYSA-L calcium sulfate dihydrate Chemical compound O.O.[Ca+2].[O-]S([O-])(=O)=O PASHVRUKOFIRIK-UHFFFAOYSA-L 0.000 description 14
- 239000004568 cement Substances 0.000 description 12
- 238000000354 decomposition reaction Methods 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000002699 waste material Substances 0.000 description 3
- 238000001354 calcination Methods 0.000 description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium monoxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 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
- 238000002485 combustion reaction Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 239000011398 Portland cement Substances 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000003009 desulfurizing Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- -1 fluorgypsums Substances 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000011507 gypsum plaster Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 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 1
- 239000002367 phosphate rock Substances 0.000 description 1
- 239000011505 plaster Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000000195 production control method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008100581856A CN101239706B (zh) | 2008-03-17 | 2008-03-17 | 一种硫酸钙生产硫化钙的方法 |
Applications Claiming Priority (1)
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CN2008100581856A CN101239706B (zh) | 2008-03-17 | 2008-03-17 | 一种硫酸钙生产硫化钙的方法 |
Publications (2)
Publication Number | Publication Date |
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CN101239706A CN101239706A (zh) | 2008-08-13 |
CN101239706B true CN101239706B (zh) | 2011-05-11 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008100581856A Active CN101239706B (zh) | 2008-03-17 | 2008-03-17 | 一种硫酸钙生产硫化钙的方法 |
Country Status (1)
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CN (1) | CN101239706B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102320640A (zh) * | 2011-08-17 | 2012-01-18 | 武汉工程大学 | 一种通过反应热量耦合振动流态化分解磷石膏的方法 |
CN102633236B (zh) * | 2012-05-15 | 2014-04-09 | 重庆三圣特种建材股份有限公司 | 一种二氧化硫工业原料气的制备方法 |
CN103072949B (zh) * | 2012-12-07 | 2015-07-15 | 云天化集团有限责任公司 | 一种流态化床层还原分解磷石膏制备硫化钙的方法 |
CN104831076A (zh) * | 2015-06-04 | 2015-08-12 | 山东恒邦冶炼股份有限公司 | 一种固废硫酸钙的资源回收再利用工艺 |
CN109928415B (zh) * | 2019-03-29 | 2020-07-07 | 山东大学 | 一种石膏煅烧回收碳酸钙和硫磺的系统及方法 |
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2008
- 2008-03-17 CN CN2008100581856A patent/CN101239706B/zh active Active
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Publication number | Publication date |
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CN101239706A (zh) | 2008-08-13 |
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GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: YUNNAN YTH INTERNATIONAL CHEMICAL CO., LTD. Free format text: FORMER NAME: YUNTIANHUA INTERNATIONAL CHEMICAL INDUSTRY CO., LTD., YUNNAN |
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CP01 | Change in the name or title of a patent holder |
Address after: 650000 No. 1417, Dianchi Road, Xishan District, Yunnan, Kunming Patentee after: Yunnan YTH International Chemical Co., Ltd. Address before: 650000 No. 1417, Dianchi Road, Xishan District, Yunnan, Kunming Patentee before: Yuntianhua International Chemical Industry Co., Ltd., Yunnan |
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TR01 | Transfer of patent right |
Effective date of registration: 20200821 Address after: 650228 No. 1417, Dianchi Road, Xishan District, Yunnan, Kunming Patentee after: YUNNAN YUNTIANHUA Co.,Ltd. Address before: 650000 No. 1417, Dianchi Road, Xishan District, Yunnan, Kunming Patentee before: YUNNAN YUNTIANHUA INTERNATIONAL CHEMICAL Co.,Ltd. |