FR2367018A1 - Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium, avec production de so2 - Google Patents
Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium, avec production de so2Info
- Publication number
- FR2367018A1 FR2367018A1 FR7630545A FR7630545A FR2367018A1 FR 2367018 A1 FR2367018 A1 FR 2367018A1 FR 7630545 A FR7630545 A FR 7630545A FR 7630545 A FR7630545 A FR 7630545A FR 2367018 A1 FR2367018 A1 FR 2367018A1
- Authority
- FR
- France
- Prior art keywords
- ammonium
- sulphite
- brine
- bisulfate
- ammonia
- 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.)
- Granted
Links
- BIGPRXCJEDHCLP-UHFFFAOYSA-N ammonium bisulfate Chemical compound [NH4+].OS([O-])(=O)=O BIGPRXCJEDHCLP-UHFFFAOYSA-N 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 3
- 239000012267 brine Substances 0.000 title abstract 2
- 238000006243 chemical reaction Methods 0.000 title abstract 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title abstract 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 abstract 2
- 235000011130 ammonium sulphate Nutrition 0.000 abstract 2
- ZETCGWYACBNPIH-UHFFFAOYSA-N azane;sulfurous acid Chemical compound N.OS(O)=O ZETCGWYACBNPIH-UHFFFAOYSA-N 0.000 abstract 2
- 238000009434 installation Methods 0.000 abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 239000001166 ammonium sulphate Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 abstract 1
- 230000020477 pH reduction Effects 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
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/10—Separation of ammonia from ammonia liquors, e.g. gas liquors
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Treating Waste Gases (AREA)
- Removal Of Specific Substances (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7630545A FR2367018A1 (fr) | 1976-10-08 | 1976-10-08 | Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium, avec production de so2 |
| NL7710761A NL7710761A (nl) | 1976-10-08 | 1977-09-30 | Werkwijze voor de omzetting van sulfieten be- vattende zoutoplossingen met behulp van ammonium- bisulfaat onder vorming van s02. |
| BE1008415A BE859301A (fr) | 1976-10-08 | 1977-10-03 | Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium avec production de so2 |
| IT28243/77A IT1088059B (it) | 1976-10-08 | 1977-10-04 | Procedimento di conversione di salamoie solfitiche per mezzo di bisolfato d'ammonio |
| SE7711210A SE418732B (sv) | 1976-10-08 | 1977-10-06 | Forfarande for overforing av en losning av ammoniumsulfit till svaveldioxid genom surgoring med hjelp av ammoniumvetesulfat |
| DE19772744988 DE2744988A1 (de) | 1976-10-08 | 1977-10-06 | Verfahren zur umwandlung einer ammoniumsulfitloesung in schwefeldioxyd |
| US05/840,947 US4146579A (en) | 1976-10-08 | 1977-10-11 | Process for converting sulfitic solutions by means of ammonium bisulfate with SO2 production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7630545A FR2367018A1 (fr) | 1976-10-08 | 1976-10-08 | Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium, avec production de so2 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2367018A1 true FR2367018A1 (fr) | 1978-05-05 |
| FR2367018B1 FR2367018B1 (enExample) | 1980-09-26 |
Family
ID=9178604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7630545A Granted FR2367018A1 (fr) | 1976-10-08 | 1976-10-08 | Procede de conversion de saumures sulfitiques au moyen de bisulfate d'ammonium, avec production de so2 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4146579A (enExample) |
| BE (1) | BE859301A (enExample) |
| DE (1) | DE2744988A1 (enExample) |
| FR (1) | FR2367018A1 (enExample) |
| IT (1) | IT1088059B (enExample) |
| NL (1) | NL7710761A (enExample) |
| SE (1) | SE418732B (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4533364A (en) * | 1983-02-01 | 1985-08-06 | Electric Power Research Institute, Inc. | Method for flue gas conditioning with the decomposition products of ammonium sulfate or ammonium bisulfate |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2405747A (en) * | 1944-04-20 | 1946-08-13 | Chemical Foundation Inc | Recovery of acidic gases |
| US3676059A (en) * | 1970-06-01 | 1972-07-11 | Albert B Welty Jr | Sulfate control in ammonia flue gas desulfurization |
| US3880983A (en) * | 1971-11-19 | 1975-04-29 | Exxon Research Engineering Co | Flue gas desulfurization with ammonium sulfite-bisulfite solution |
-
1976
- 1976-10-08 FR FR7630545A patent/FR2367018A1/fr active Granted
-
1977
- 1977-09-30 NL NL7710761A patent/NL7710761A/xx not_active Application Discontinuation
- 1977-10-03 BE BE1008415A patent/BE859301A/xx unknown
- 1977-10-04 IT IT28243/77A patent/IT1088059B/it active
- 1977-10-06 SE SE7711210A patent/SE418732B/xx unknown
- 1977-10-06 DE DE19772744988 patent/DE2744988A1/de not_active Withdrawn
- 1977-10-11 US US05/840,947 patent/US4146579A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US4146579A (en) | 1979-03-27 |
| SE7711210L (sv) | 1978-04-09 |
| BE859301A (fr) | 1978-04-03 |
| SE418732B (sv) | 1981-06-22 |
| IT1088059B (it) | 1985-06-04 |
| FR2367018B1 (enExample) | 1980-09-26 |
| NL7710761A (nl) | 1978-04-11 |
| DE2744988A1 (de) | 1978-04-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |