JPS631090B2 - - Google Patents
Info
- Publication number
- JPS631090B2 JPS631090B2 JP55076606A JP7660680A JPS631090B2 JP S631090 B2 JPS631090 B2 JP S631090B2 JP 55076606 A JP55076606 A JP 55076606A JP 7660680 A JP7660680 A JP 7660680A JP S631090 B2 JPS631090 B2 JP S631090B2
- Authority
- JP
- Japan
- Prior art keywords
- magnesium
- sulfite
- exhaust gas
- desulfurization
- cleaning
- 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.)
- Expired
Links
- 238000004140 cleaning Methods 0.000 claims description 76
- 239000007788 liquid Substances 0.000 claims description 61
- 238000006477 desulfuration reaction Methods 0.000 claims description 41
- 230000023556 desulfurization Effects 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 24
- 230000003647 oxidation Effects 0.000 claims description 24
- 238000007254 oxidation reaction Methods 0.000 claims description 24
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 13
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 12
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 10
- 239000011777 magnesium Substances 0.000 claims description 10
- 229910052749 magnesium Inorganic materials 0.000 claims description 10
- 150000002681 magnesium compounds Chemical class 0.000 claims description 9
- 239000012535 impurity Substances 0.000 claims description 8
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 7
- 230000003009 desulfurizing effect Effects 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
- 229940043430 calcium compound Drugs 0.000 claims description 5
- 150000001674 calcium compounds Chemical class 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 36
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 16
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 15
- 235000010261 calcium sulphite Nutrition 0.000 description 15
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 description 14
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 12
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical class [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 11
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 10
- 239000000347 magnesium hydroxide Substances 0.000 description 10
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 10
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 8
- 235000019341 magnesium sulphate Nutrition 0.000 description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 229910052791 calcium Inorganic materials 0.000 description 7
- 239000011575 calcium Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 5
- 239000002002 slurry Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- -1 and if necessary Substances 0.000 description 4
- 239000000395 magnesium oxide Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 230000003472 neutralizing effect Effects 0.000 description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000002351 wastewater Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 235000019402 calcium peroxide Nutrition 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003134 recirculating effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7660680A JPS574213A (en) | 1980-06-09 | 1980-06-09 | Desulfurizing method of waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7660680A JPS574213A (en) | 1980-06-09 | 1980-06-09 | Desulfurizing method of waste gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS574213A JPS574213A (en) | 1982-01-09 |
| JPS631090B2 true JPS631090B2 (ru) | 1988-01-11 |
Family
ID=13609985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7660680A Granted JPS574213A (en) | 1980-06-09 | 1980-06-09 | Desulfurizing method of waste gas |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS574213A (ru) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01138985U (ru) * | 1988-03-07 | 1989-09-22 | ||
| WO2020261422A1 (ja) * | 2019-06-26 | 2020-12-30 | 日本電信電話株式会社 | 鉄筋の水素脆化破断リスクの評価方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100697840B1 (ko) | 2006-01-03 | 2007-03-20 | 박정봉 | 연소장치에서 황산화물, 바나듐산화물과 질소산화물의저감시스템 |
| JP7233914B2 (ja) * | 2018-12-19 | 2023-03-07 | クボタ環境エンジニアリング株式会社 | 排ガス脱硫方法 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4976798A (ru) * | 1972-11-25 | 1974-07-24 | ||
| JPS5213797A (en) * | 1975-07-22 | 1977-02-02 | Jidosha Denki Kogyo Co Ltd | Burn-out alarm unit for electric lamp used for automobile |
| JPS5232894A (en) * | 1975-09-09 | 1977-03-12 | Mitsui Miike Mach Co Ltd | Process for removing sulfur oxide in waste gas and by-producting magne sium sulfate |
| JPS5364674A (en) * | 1976-11-22 | 1978-06-09 | Kurashiki Boseki Kk | Method of removing sulfur oxides from exhaust gas |
-
1980
- 1980-06-09 JP JP7660680A patent/JPS574213A/ja active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4976798A (ru) * | 1972-11-25 | 1974-07-24 | ||
| JPS5213797A (en) * | 1975-07-22 | 1977-02-02 | Jidosha Denki Kogyo Co Ltd | Burn-out alarm unit for electric lamp used for automobile |
| JPS5232894A (en) * | 1975-09-09 | 1977-03-12 | Mitsui Miike Mach Co Ltd | Process for removing sulfur oxide in waste gas and by-producting magne sium sulfate |
| JPS5364674A (en) * | 1976-11-22 | 1978-06-09 | Kurashiki Boseki Kk | Method of removing sulfur oxides from exhaust gas |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01138985U (ru) * | 1988-03-07 | 1989-09-22 | ||
| WO2020261422A1 (ja) * | 2019-06-26 | 2020-12-30 | 日本電信電話株式会社 | 鉄筋の水素脆化破断リスクの評価方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS574213A (en) | 1982-01-09 |
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