ATE176175T1 - Verfahren zur behandlung von schwefeldioxid enthaltenden gasen - Google Patents
Verfahren zur behandlung von schwefeldioxid enthaltenden gasenInfo
- Publication number
- ATE176175T1 ATE176175T1 AT95400483T AT95400483T ATE176175T1 AT E176175 T1 ATE176175 T1 AT E176175T1 AT 95400483 T AT95400483 T AT 95400483T AT 95400483 T AT95400483 T AT 95400483T AT E176175 T1 ATE176175 T1 AT E176175T1
- Authority
- AT
- Austria
- Prior art keywords
- vol
- sulfur dioxide
- containing sulfur
- gases containing
- soln
- Prior art date
Links
- 239000007789 gas Substances 0.000 title abstract 3
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 abstract 2
- 230000002378 acidificating effect Effects 0.000 abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- 150000001340 alkali metals Chemical class 0.000 abstract 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 2
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 2
- 239000002912 waste gas Substances 0.000 abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/14—Preparation of sulfites
-
- 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
- B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/62—Methods of preparing sulfites in general
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9403108A FR2717402B1 (fr) | 1994-03-16 | 1994-03-16 | Procédé de traitement d'un effluent gazeux contenant de l'anhydride sulfureux en vue de l'obtention d'une solution de bisulfite d'ammonium ou de métal alcalin ou alcalino-terreux. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE176175T1 true ATE176175T1 (de) | 1999-02-15 |
Family
ID=9461129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT95400483T ATE176175T1 (de) | 1994-03-16 | 1995-03-06 | Verfahren zur behandlung von schwefeldioxid enthaltenden gasen |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5593651A (de) |
| EP (1) | EP0672447B1 (de) |
| AT (1) | ATE176175T1 (de) |
| DE (1) | DE69507518T2 (de) |
| ES (1) | ES2127483T3 (de) |
| FR (1) | FR2717402B1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AR059455A1 (es) * | 2007-02-15 | 2008-04-09 | Angelini Holmer Victorio | Proceso de conversion de dioxido de azufre en sales de interes comercial |
| US7985396B2 (en) | 2008-07-11 | 2011-07-26 | Solvay Chemicals, Inc. | Process for production of sodium bisulfite |
| DE102009008941B4 (de) | 2009-02-13 | 2024-03-21 | Continental Automotive Technologies GmbH | Bremssystem mit vom Regler ausgewähltem Druckänderungsverlauf zum Druckauf- und Druckabbau in den Radbremsen |
| CN101717098B (zh) * | 2009-11-16 | 2011-08-17 | 阎君 | 利用焙烧钼精砂产生的尾气中的二氧化硫制取亚硫酸钠 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1540773A (fr) * | 1967-10-12 | 1968-09-27 | Bayer Ag | Procédé continu de préparation de solutions de bisulfite à partir de gaz résiduaires contenant de l'anhydride sulfureux |
| US3644087A (en) * | 1970-02-09 | 1972-02-22 | Universal Oil Prod Co | Process for scrubbing sulfur dioxide from a gas stream |
| US4201755A (en) * | 1977-01-21 | 1980-05-06 | Combustion Engineering, Inc. | Sulphur oxide removal from gas |
| US4248842A (en) * | 1979-03-05 | 1981-02-03 | International Telephone & Telegraph Corporation | Removal of contaminants and recovery of by-products from hot waste gas stream |
| US4834959A (en) * | 1986-03-10 | 1989-05-30 | The Dow Chemical Company | Process for selectively removing sulfur dioxide |
-
1994
- 1994-03-16 FR FR9403108A patent/FR2717402B1/fr not_active Expired - Lifetime
-
1995
- 1995-03-06 ES ES95400483T patent/ES2127483T3/es not_active Expired - Lifetime
- 1995-03-06 EP EP95400483A patent/EP0672447B1/de not_active Expired - Lifetime
- 1995-03-06 DE DE69507518T patent/DE69507518T2/de not_active Expired - Lifetime
- 1995-03-06 AT AT95400483T patent/ATE176175T1/de active
- 1995-03-16 US US08/404,926 patent/US5593651A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2717402A1 (fr) | 1995-09-22 |
| US5593651A (en) | 1997-01-14 |
| DE69507518D1 (de) | 1999-03-11 |
| DE69507518T2 (de) | 1999-08-12 |
| FR2717402B1 (fr) | 1996-06-07 |
| ES2127483T3 (es) | 1999-04-16 |
| EP0672447A1 (de) | 1995-09-20 |
| EP0672447B1 (de) | 1999-01-27 |
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