ATE199658T1 - Verfahren zur entschwefelung von abgasen - Google Patents
Verfahren zur entschwefelung von abgasenInfo
- Publication number
- ATE199658T1 ATE199658T1 AT95115508T AT95115508T ATE199658T1 AT E199658 T1 ATE199658 T1 AT E199658T1 AT 95115508 T AT95115508 T AT 95115508T AT 95115508 T AT95115508 T AT 95115508T AT E199658 T1 ATE199658 T1 AT E199658T1
- Authority
- AT
- Austria
- Prior art keywords
- double decomposition
- desulfurization
- slurry
- separating
- gypsum dihydrate
- Prior art date
Links
- 238000006477 desulfuration reaction Methods 0.000 title abstract 6
- 230000023556 desulfurization Effects 0.000 title abstract 6
- 239000007789 gas Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 3
- 238000000354 decomposition reaction Methods 0.000 abstract 7
- 239000010440 gypsum Substances 0.000 abstract 6
- 229910052602 gypsum Inorganic materials 0.000 abstract 6
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 abstract 6
- 239000000347 magnesium hydroxide Substances 0.000 abstract 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 abstract 6
- 235000012254 magnesium hydroxide Nutrition 0.000 abstract 6
- 239000002002 slurry Substances 0.000 abstract 6
- 150000004683 dihydrates Chemical class 0.000 abstract 5
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 abstract 4
- 239000007788 liquid Substances 0.000 abstract 4
- 238000000926 separation method Methods 0.000 abstract 4
- 230000003009 desulfurizing effect Effects 0.000 abstract 3
- 230000003647 oxidation Effects 0.000 abstract 3
- 238000007254 oxidation reaction Methods 0.000 abstract 3
- 239000006228 supernatant Substances 0.000 abstract 3
- 229940043430 calcium compound Drugs 0.000 abstract 2
- 150000001674 calcium compounds Chemical class 0.000 abstract 2
- 229910052943 magnesium sulfate Inorganic materials 0.000 abstract 2
- 235000019341 magnesium sulphate Nutrition 0.000 abstract 2
- 238000004062 sedimentation Methods 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 150000007514 bases Chemical class 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000010459 dolomite Substances 0.000 abstract 1
- 229910000514 dolomite Inorganic materials 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 abstract 1
- 229910052815 sulfur oxide Inorganic materials 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
-
- 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
- C01F11/46—Sulfates
- C01F11/464—Sulfates of Ca from gases containing sulfur oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- 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
- C01F5/14—Magnesium hydroxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24371794 | 1994-10-07 | ||
| JP29298194 | 1994-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE199658T1 true ATE199658T1 (de) | 2001-03-15 |
Family
ID=26536397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT95115508T ATE199658T1 (de) | 1994-10-07 | 1995-09-30 | Verfahren zur entschwefelung von abgasen |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5676915A (de) |
| EP (1) | EP0705638B1 (de) |
| KR (1) | KR0159827B1 (de) |
| CN (1) | CN1047954C (de) |
| AT (1) | ATE199658T1 (de) |
| AU (1) | AU669318B2 (de) |
| CA (1) | CA2159521C (de) |
| CZ (2) | CZ261895A3 (de) |
| DE (1) | DE69520319T2 (de) |
| PL (1) | PL180710B1 (de) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3751340B2 (ja) * | 1995-08-22 | 2006-03-01 | 東洋エンジニアリング株式会社 | 排ガスの脱硫方法 |
| ATE227598T1 (de) * | 1997-02-24 | 2002-11-15 | Meidensha Electric Mfg Co Ltd | Verfahren und system zur entfernung von schadstoffen |
| SE507642C2 (sv) * | 1997-06-11 | 1998-06-29 | Goetaverken Miljoe Ab | Förfarande för avsvavling av gaser, såsom rökgaser från förbränningsanläggningar |
| JP3573950B2 (ja) * | 1997-06-24 | 2004-10-06 | 東洋エンジニアリング株式会社 | 排ガスの脱硫方法 |
| US6464952B1 (en) * | 1998-04-20 | 2002-10-15 | Envirocare International, Inc. | Sulfur dioxide abatement method |
| US6428760B1 (en) * | 1999-06-22 | 2002-08-06 | Toyo Engineering Corporation | Method for desulfurizing exhaust gas |
| US6471767B1 (en) | 1999-10-15 | 2002-10-29 | American International Materials, Ltd. | Process for recycling gypsum-based waste material into readily crushable members for use in the manufacture of cement and crushable members formed thereby |
| EP1110595A1 (de) * | 1999-12-23 | 2001-06-27 | Dravo Lime, Inc. | Reduktion von Kalzium und Chloride im Abgasentschwefelungsverfahren |
| US6572832B2 (en) * | 2001-03-27 | 2003-06-03 | Carmeuse North America Services, Inc. | Method of removing sulfur dioxide from a gaseous stream in a wet scrubbing unit |
| US7179438B2 (en) * | 2005-04-20 | 2007-02-20 | Allegheny Energy, Inc. | Methods and apparatus for recovering gypsum and magnesium hydroxide |
| KR100835531B1 (ko) * | 2007-07-13 | 2008-06-09 | 허재수 | 산성폐수 중화제 및 유해가스 흡착제용 경소도로마이트슬러리의 제조방법 |
| CN101664632B (zh) * | 2009-09-27 | 2011-07-20 | 济南市琦泉热电有限责任公司 | 煤泥掺烧白云石脱硫工艺 |
| CN102183518A (zh) * | 2011-01-26 | 2011-09-14 | 中节能六合天融环保科技有限公司 | 一种快速测定镁法脱硫过程中硫酸根含量的方法 |
| CN103043690A (zh) * | 2012-12-21 | 2013-04-17 | 浙江华友钴业股份有限公司 | 一种硫酸镁溶液制备氢氧化镁的方法 |
| CN103908879B (zh) * | 2014-03-14 | 2017-06-09 | 中国石油大学(北京) | 一种双循环文氏棒塔烟气除尘脱硫系统 |
| CN104529205B (zh) * | 2014-12-03 | 2017-09-01 | 中晶环境科技股份有限公司 | 水泥生产装置及方法 |
| CN104446064B (zh) * | 2014-12-03 | 2017-05-31 | 中晶环境科技股份有限公司 | 烟气脱硫生产水泥的装置及方法 |
| CN104959012A (zh) * | 2015-04-17 | 2015-10-07 | 熊天渝 | 除去烟气中二氧化硫并产生石膏的镁-钙基湿法脱硫系统和方法 |
| CN110732238A (zh) * | 2018-07-19 | 2020-01-31 | 中国石油天然气股份有限公司 | 一种含硫尾气处理方法和系统 |
| CN110075781A (zh) * | 2019-04-10 | 2019-08-02 | 西安交通大学 | 一种烟气脱硫剂及其制备方法 |
| CN109833741B (zh) * | 2019-04-11 | 2022-03-15 | 河南润兴环保材料有限公司 | 一种电解铝烟气脱硫方法及装置 |
| CN113634587B (zh) * | 2021-08-25 | 2023-01-31 | 昆明理工大学 | 一种利用菱镁矿脱硫及硫的资源化利用方法 |
| CN114012857A (zh) * | 2021-10-15 | 2022-02-08 | 廊坊民丰木业有限公司 | 一种高性能镁系无机阻燃刨花板的制备方法 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5617930B1 (de) * | 1970-12-24 | 1981-04-25 | ||
| JPS5276273A (en) * | 1975-12-23 | 1977-06-27 | Mitsubishi Heavy Ind Ltd | Prevention of gypsum scale formation in exhaust gas desulfurization eq uipment |
| JPS53117683A (en) * | 1977-03-23 | 1978-10-14 | Kawasaki Heavy Ind Ltd | Removing method for sulfure oxides contained in exhayst gas |
| JPS55134632A (en) * | 1979-04-05 | 1980-10-20 | Mitsubishi Heavy Ind Ltd | Elimination of water exhaustion in exhaust gas treating apparatus |
| JPS60125230A (ja) * | 1983-12-12 | 1985-07-04 | Kimura Kakoki Kk | 排ガス中の亜硫酸ガスを吸収除去する湿式脱硫方法 |
| JPS6114232A (ja) * | 1984-06-29 | 1986-01-22 | N V C:Kk | プラスチツク製品の洗浄方法 |
| JPS63116106A (ja) * | 1986-11-05 | 1988-05-20 | Matsushita Electric Ind Co Ltd | 光学多層膜及びその製造方法 |
| AT388882B (de) * | 1987-07-29 | 1989-09-11 | Andritz Ag Maschf | Verfahren zur reinigung von salzsaeure und schwefeldioxid enthaltenden abgasen von verbrennungsanlagen, insbesondere muellverbrennungsanlagen |
| US5039499A (en) * | 1988-04-29 | 1991-08-13 | Dravo Lime Company | Process for desulfurization of sulfur dioxide-containing gas streams |
| US4996032A (en) * | 1989-12-21 | 1991-02-26 | Dravo Lime Company | Process for removing sulfur dioxide from flue gases |
| US5084255A (en) | 1991-03-26 | 1992-01-28 | Dravco Lime Company | Sulfur dioxide removal process with gypsum and magnesium hydroxide production |
| JPH057045A (ja) * | 1991-06-28 | 1993-01-14 | Komatsu Ltd | 波長制御装置 |
| SE502159C2 (sv) * | 1993-12-22 | 1995-09-04 | Flaekt Ab | Sätt och anordning att framställa gips med hög renhet |
| JPH1167214A (ja) * | 1997-08-21 | 1999-03-09 | Ricoh Co Ltd | リチウム二次電池 |
-
1995
- 1995-09-29 CA CA002159521A patent/CA2159521C/en not_active Expired - Fee Related
- 1995-09-30 EP EP95115508A patent/EP0705638B1/de not_active Expired - Lifetime
- 1995-09-30 DE DE69520319T patent/DE69520319T2/de not_active Expired - Fee Related
- 1995-09-30 AT AT95115508T patent/ATE199658T1/de not_active IP Right Cessation
- 1995-10-03 US US08/538,482 patent/US5676915A/en not_active Expired - Fee Related
- 1995-10-03 AU AU32995/95A patent/AU669318B2/en not_active Ceased
- 1995-10-05 KR KR1019950034024A patent/KR0159827B1/ko not_active Expired - Fee Related
- 1995-10-06 CZ CZ952618A patent/CZ261895A3/cs unknown
- 1995-10-06 CZ CZ19971269A patent/CZ9701269A3/cs unknown
- 1995-10-06 PL PL95310845A patent/PL180710B1/pl not_active IP Right Cessation
- 1995-10-06 CN CN95109556A patent/CN1047954C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CZ9701269A3 (en) | 2004-04-14 |
| DE69520319D1 (de) | 2001-04-19 |
| CN1047954C (zh) | 2000-01-05 |
| EP0705638A2 (de) | 1996-04-10 |
| US5676915A (en) | 1997-10-14 |
| KR960013432A (ko) | 1996-05-22 |
| CA2159521C (en) | 1999-11-09 |
| AU669318B2 (en) | 1996-05-30 |
| AU3299595A (en) | 1996-04-18 |
| CA2159521A1 (en) | 1996-04-08 |
| KR0159827B1 (ko) | 1998-11-16 |
| EP0705638A3 (de) | 1997-05-14 |
| PL310845A1 (en) | 1996-04-15 |
| CZ261895A3 (en) | 1996-05-15 |
| CN1126105A (zh) | 1996-07-10 |
| PL180710B1 (pl) | 2001-03-30 |
| DE69520319T2 (de) | 2001-08-09 |
| EP0705638B1 (de) | 2001-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |