CN106986359B - 一种氢氧化镁煅烧过程中降低产品氧化镁中氯含量的装置及方法 - Google Patents
一种氢氧化镁煅烧过程中降低产品氧化镁中氯含量的装置及方法 Download PDFInfo
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- CN106986359B CN106986359B CN201710365229.9A CN201710365229A CN106986359B CN 106986359 B CN106986359 B CN 106986359B CN 201710365229 A CN201710365229 A CN 201710365229A CN 106986359 B CN106986359 B CN 106986359B
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- 238000001354 calcination Methods 0.000 title claims abstract description 137
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 238000000034 method Methods 0.000 title claims abstract description 54
- 239000000395 magnesium oxide Substances 0.000 title claims abstract description 52
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 title claims abstract description 28
- 239000000347 magnesium hydroxide Substances 0.000 title claims abstract description 28
- 229910001862 magnesium hydroxide Inorganic materials 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title claims abstract description 25
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract description 93
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 229910021529 ammonia Inorganic materials 0.000 claims abstract description 46
- 239000007921 spray Substances 0.000 claims abstract description 39
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000007789 gas Substances 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 17
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 14
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 44
- 239000000047 product Substances 0.000 claims description 44
- 239000003546 flue gas Substances 0.000 claims description 40
- 230000008676 import Effects 0.000 claims description 21
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 12
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 11
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 11
- 239000013067 intermediate product Substances 0.000 claims description 10
- 238000010792 warming Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000012267 brine Substances 0.000 claims description 7
- 238000000354 decomposition reaction Methods 0.000 claims description 7
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims description 7
- 238000010079 rubber tapping Methods 0.000 claims description 5
- 238000009388 chemical precipitation Methods 0.000 claims description 2
- 210000000952 spleen Anatomy 0.000 claims description 2
- 238000013022 venting Methods 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 8
- 235000019270 ammonium chloride Nutrition 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 239000000460 chlorine Substances 0.000 abstract description 3
- 229910052801 chlorine Inorganic materials 0.000 abstract description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 1
- 238000012824 chemical production Methods 0.000 abstract 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- 238000000859 sublimation Methods 0.000 abstract 1
- 230000008022 sublimation Effects 0.000 abstract 1
- 239000011777 magnesium Substances 0.000 description 9
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 8
- 229910052749 magnesium Inorganic materials 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000007787 solid Substances 0.000 description 5
- 229960001040 ammonium chloride Drugs 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 241001131796 Botaurus stellaris Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003337 fertilizer Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 208000007107 Stomach Ulcer Diseases 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000001458 anti-acid effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 235000020965 cold beverage Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 201000005917 gastric ulcer Diseases 0.000 description 1
- 235000021552 granulated sugar Nutrition 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 229910000069 nitrogen hydride Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 229940083608 sodium hydroxide Drugs 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- C01F5/06—Magnesia by thermal decomposition of magnesium compounds
- C01F5/08—Magnesia by thermal decomposition of magnesium compounds by calcining magnesium hydroxide
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/16—Halides of ammonium
- C01C1/164—Ammonium chloride
-
- 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)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
Description
Claims (6)
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CN201710365229.9A CN106986359B (zh) | 2017-05-22 | 2017-05-22 | 一种氢氧化镁煅烧过程中降低产品氧化镁中氯含量的装置及方法 |
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CN201710365229.9A CN106986359B (zh) | 2017-05-22 | 2017-05-22 | 一种氢氧化镁煅烧过程中降低产品氧化镁中氯含量的装置及方法 |
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CN106986359A CN106986359A (zh) | 2017-07-28 |
CN106986359B true CN106986359B (zh) | 2019-02-15 |
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Families Citing this family (2)
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CN107935002A (zh) * | 2017-12-25 | 2018-04-20 | 岭南师范学院 | 一种从干涸盐湖的盐卤中生产碱式溴化镁晶须的方法 |
CN107935001A (zh) * | 2017-12-25 | 2018-04-20 | 岭南师范学院 | 一种从干涸盐湖的盐卤中生产碱式碘化镁晶须的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0041113A2 (de) * | 1980-06-02 | 1981-12-09 | Krupp Polysius Ag | Verfahren und Anlage zur Herstellung von Sintermagnesit aus Magnesiumhydroxid |
CN105399116A (zh) * | 2015-11-16 | 2016-03-16 | 中国科学院过程工程研究所 | 一种含有机物废酸处理系统及其处理方法和用途 |
CN106115747A (zh) * | 2016-08-16 | 2016-11-16 | 青海盐湖工业股份有限公司 | 一种利用氢氧化镁生产氧化镁的装置 |
CN205873916U (zh) * | 2016-08-16 | 2017-01-11 | 青海盐湖工业股份有限公司 | 一种利用氢氧化镁生产氧化镁的装置 |
CN106477602A (zh) * | 2016-10-13 | 2017-03-08 | 青海百事特镁业有限公司 | 一种高纯低氯氧化镁的制备工艺 |
-
2017
- 2017-05-22 CN CN201710365229.9A patent/CN106986359B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0041113A2 (de) * | 1980-06-02 | 1981-12-09 | Krupp Polysius Ag | Verfahren und Anlage zur Herstellung von Sintermagnesit aus Magnesiumhydroxid |
CN105399116A (zh) * | 2015-11-16 | 2016-03-16 | 中国科学院过程工程研究所 | 一种含有机物废酸处理系统及其处理方法和用途 |
CN106115747A (zh) * | 2016-08-16 | 2016-11-16 | 青海盐湖工业股份有限公司 | 一种利用氢氧化镁生产氧化镁的装置 |
CN205873916U (zh) * | 2016-08-16 | 2017-01-11 | 青海盐湖工业股份有限公司 | 一种利用氢氧化镁生产氧化镁的装置 |
CN106477602A (zh) * | 2016-10-13 | 2017-03-08 | 青海百事特镁业有限公司 | 一种高纯低氯氧化镁的制备工艺 |
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Address after: 054600 west of Chuang Chuang Avenue, Guangzong County, Xingtai, Hebei Applicant after: HEBEI MEISHEN TECHNOLOGY CO.,LTD. Applicant after: HEBEI MEITAI MEIZHI MATERIAL Co.,Ltd. Address before: 054600 west of Chuang Chuang Avenue, Guangzong County, Xingtai, Hebei Applicant before: HEBEI MEISHEN TECHNOLOGY CO.,LTD. Applicant before: HEBEI MEITAI MEIZHI MATERIAL Co.,Ltd. |
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Denomination of invention: A device and method for reducing the chlorine content in the product magnesium oxide during the calcination of magnesium hydroxide Effective date of registration: 20230118 Granted publication date: 20190215 Pledgee: China Construction Bank Corporation Guangzong Sub-branch Pledgor: HEBEI MEISHEN TECHNOLOGY CO.,LTD.|HEBEI MEITAI MEIZHI MATERIAL Co.,Ltd. Registration number: Y2023980031570 |
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Date of cancellation: 20240102 Granted publication date: 20190215 Pledgee: China Construction Bank Corporation Guangzong Sub-branch Pledgor: HEBEI XINGTAI METALLURGICAL MAGNESIUM INDUSTRY Co.,Ltd.|HEBEI MEITAI MEIZHI MATERIAL Co.,Ltd.|HEBEI MEISHEN TECHNOLOGY CO.,LTD. Registration number: Y2023980031570 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A device and method for reducing the chlorine content in product magnesium oxide during the calcination process of magnesium hydroxide Granted publication date: 20190215 Pledgee: China Construction Bank Corporation Guangzong Sub-branch Pledgor: HEBEI MEISHEN TECHNOLOGY CO.,LTD.|HEBEI MEITAI MEIZHI MATERIAL Co.,Ltd.|HEBEI XINGTAI METALLURGICAL MAGNESIUM INDUSTRY Co.,Ltd. Registration number: Y2024990000026 |