DE2549796C3 - Verfahren zur Entfernung von Chlorwasserstoff aus Abgasen - Google Patents
Verfahren zur Entfernung von Chlorwasserstoff aus AbgasenInfo
- Publication number
- DE2549796C3 DE2549796C3 DE2549796A DE2549796A DE2549796C3 DE 2549796 C3 DE2549796 C3 DE 2549796C3 DE 2549796 A DE2549796 A DE 2549796A DE 2549796 A DE2549796 A DE 2549796A DE 2549796 C3 DE2549796 C3 DE 2549796C3
- Authority
- DE
- Germany
- Prior art keywords
- calcium
- slurry
- liquid
- chloride
- calcium chloride
- 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
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 title claims description 40
- 239000007789 gas Substances 0.000 title claims description 40
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 title claims description 40
- 229910000041 hydrogen chloride Inorganic materials 0.000 title claims description 40
- 238000000034 method Methods 0.000 title claims description 27
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 66
- 239000007788 liquid Substances 0.000 claims description 53
- 239000002002 slurry Substances 0.000 claims description 42
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 33
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 claims description 30
- 239000001110 calcium chloride Substances 0.000 claims description 30
- 229910001628 calcium chloride Inorganic materials 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 229910001868 water Inorganic materials 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 22
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 21
- 239000000920 calcium hydroxide Substances 0.000 claims description 21
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 19
- WMFHUUKYIUOHRA-UHFFFAOYSA-N (3-phenoxyphenyl)methanamine;hydrochloride Chemical compound Cl.NCC1=CC=CC(OC=2C=CC=CC=2)=C1 WMFHUUKYIUOHRA-UHFFFAOYSA-N 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- DKAGJZJALZXOOV-UHFFFAOYSA-N hydrate;hydrochloride Chemical compound O.Cl DKAGJZJALZXOOV-UHFFFAOYSA-N 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 50
- 239000002351 wastewater Substances 0.000 description 6
- 239000002250 absorbent Substances 0.000 description 5
- 230000002745 absorbent Effects 0.000 description 5
- GBAOBIBJACZTNA-UHFFFAOYSA-L calcium sulfite Chemical compound [Ca+2].[O-]S([O-])=O GBAOBIBJACZTNA-UHFFFAOYSA-L 0.000 description 5
- 235000010261 calcium sulphite Nutrition 0.000 description 5
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 4
- 230000008025 crystallization Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- 150000001805 chlorine compounds Chemical class 0.000 description 3
- 238000004056 waste incineration Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- QHFQAJHNDKBRBO-UHFFFAOYSA-L calcium chloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Ca+2] QHFQAJHNDKBRBO-UHFFFAOYSA-L 0.000 description 1
- ZNLVAQJGGDVQAU-UHFFFAOYSA-L calcium;dichloride;tetrahydrate Chemical compound O.O.O.O.[Cl-].[Cl-].[Ca+2] ZNLVAQJGGDVQAU-UHFFFAOYSA-L 0.000 description 1
- JYYOBHFYCIDXHH-UHFFFAOYSA-N carbonic acid;hydrate Chemical compound O.OC(O)=O JYYOBHFYCIDXHH-UHFFFAOYSA-N 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005108 dry cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 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
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49131149A JPS5156777A (en) | 1974-11-15 | 1974-11-15 | Haigasuchuno enkasuisono jokyohoho |
| JP50044247A JPS51119380A (en) | 1975-04-14 | 1975-04-14 | A method for removing hydrogen chloride from waste gas |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2549796A1 DE2549796A1 (de) | 1976-05-26 |
| DE2549796B2 DE2549796B2 (de) | 1978-04-27 |
| DE2549796C3 true DE2549796C3 (de) | 1979-01-18 |
Family
ID=26384095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2549796A Expired DE2549796C3 (de) | 1974-11-15 | 1975-11-06 | Verfahren zur Entfernung von Chlorwasserstoff aus Abgasen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4022869A (cg-RX-API-DMAC10.html) |
| CA (1) | CA1067679A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2549796C3 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2290943A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1483970A (cg-RX-API-DMAC10.html) |
| IT (1) | IT1049485B (cg-RX-API-DMAC10.html) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2800994C2 (de) * | 1978-01-11 | 1989-08-31 | Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck | Verfahren zur Verkürzung der Oxidation der beim SO↓2↓-Waschprozeß anfallenden CaSO↓3↓-Schlämme |
| AT375328B (de) * | 1980-11-07 | 1984-07-25 | Veitscher Magnesitwerke Ag | Verfahren zur herstellung von sintermagnesia |
| DE3305120C2 (de) * | 1983-02-15 | 1986-10-30 | Uhde Gmbh, 4600 Dortmund | Verfahren zur zweistufigen Rauchgasreinigung mittels Absorption |
| SE452255B (sv) * | 1984-10-23 | 1987-11-23 | Skf Steel Eng Ab | Sett for rening av avgaser fran giftiga klorforeningar och/eller tyngre kolveten samt anordning for genomforande av settet |
| US4940010A (en) * | 1988-07-22 | 1990-07-10 | Ogden-Martin Systems, Inc. | Acid gas control process and apparatus for waste fired incinerators |
| US5092254A (en) * | 1988-07-22 | 1992-03-03 | Ogden-Martin Systems, Inc. | Acid gas control process and apparatus for waste fired incinerators |
| US5082644A (en) * | 1989-10-30 | 1992-01-21 | University Of Utah | Apparatus and process for the production of acetylene |
| US4990317A (en) * | 1989-11-20 | 1991-02-05 | International Technology Corporation | Process for the treatment of hot waste gas containing hydrogen chloride |
| JP3192557B2 (ja) * | 1994-08-26 | 2001-07-30 | シャープ株式会社 | 排水処理装置および排水処理方法 |
| RU2243024C1 (ru) * | 2003-06-02 | 2004-12-27 | Открытое акционерное общество "Соликамский магниевый завод" | Способ очистки абгазов магниевого производства от хлора и хлористого водорода |
| US20070009423A1 (en) * | 2005-07-05 | 2007-01-11 | Eco Products, L.P. | Apparatus and Methods For Producing Calcium Chloride, and Compositions and Products Made Therefrom |
| JP4783325B2 (ja) * | 2007-04-09 | 2011-09-28 | 株式会社神戸製鋼所 | 高温排ガスの処理方法 |
| CN102665866A (zh) * | 2010-02-25 | 2012-09-12 | 三菱重工业株式会社 | 废气处理系统及废气处理方法 |
| US9440218B2 (en) | 2013-06-13 | 2016-09-13 | Clariant Corporation | Methods and active materials for reducing halide concentration in gas streams |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1660053A (en) * | 1925-10-12 | 1928-02-21 | Dow Chemical Co | Prepared calcium chloride and method of making same |
| US3810970A (en) * | 1972-01-19 | 1974-05-14 | Nl Industries Inc | Process for scrubbing hydrogen chloride from waste gases and selective recovery of anhydrous magnesium chloride |
| US3826816A (en) * | 1972-09-13 | 1974-07-30 | Nl Industries Inc | Method for scrubbing hcl from waste gases |
-
1975
- 1975-11-04 US US05/628,659 patent/US4022869A/en not_active Expired - Lifetime
- 1975-11-06 DE DE2549796A patent/DE2549796C3/de not_active Expired
- 1975-11-13 CA CA239,545A patent/CA1067679A/en not_active Expired
- 1975-11-13 GB GB46953/75A patent/GB1483970A/en not_active Expired
- 1975-11-14 FR FR7534816A patent/FR2290943A1/fr active Granted
- 1975-11-17 IT IT29350/75A patent/IT1049485B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| DE2549796A1 (de) | 1976-05-26 |
| US4022869A (en) | 1977-05-10 |
| CA1067679A (en) | 1979-12-11 |
| FR2290943B1 (cg-RX-API-DMAC10.html) | 1980-10-24 |
| FR2290943A1 (fr) | 1976-06-11 |
| GB1483970A (en) | 1977-08-24 |
| IT1049485B (it) | 1981-01-20 |
| DE2549796B2 (de) | 1978-04-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |