FR2157871A1 - Liquified sulphur dioxide mfr - by a two stage cooling process under pressure - Google Patents
Liquified sulphur dioxide mfr - by a two stage cooling process under pressureInfo
- Publication number
- FR2157871A1 FR2157871A1 FR7236683A FR7236683A FR2157871A1 FR 2157871 A1 FR2157871 A1 FR 2157871A1 FR 7236683 A FR7236683 A FR 7236683A FR 7236683 A FR7236683 A FR 7236683A FR 2157871 A1 FR2157871 A1 FR 2157871A1
- Authority
- FR
- France
- Prior art keywords
- liquified
- mfr
- under pressure
- cooling process
- process under
- 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
- 238000001816 cooling Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 title 2
- 235000010269 sulphur dioxide Nutrition 0.000 title 1
- 239000004291 sulphur dioxide Substances 0.000 title 1
- 239000007789 gas Substances 0.000 abstract 2
- 239000007788 liquid Substances 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 239000000567 combustion gas Substances 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Drying Of Gases (AREA)
- Separation By Low-Temperature Treatments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1351971A SE362058B (OSRAM) | 1971-10-25 | 1971-10-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2157871A1 true FR2157871A1 (en) | 1973-06-08 |
| FR2157871B1 FR2157871B1 (OSRAM) | 1975-03-28 |
Family
ID=20297527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7236683A Granted FR2157871A1 (en) | 1971-10-25 | 1972-10-17 | Liquified sulphur dioxide mfr - by a two stage cooling process under pressure |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS5632538B2 (OSRAM) |
| CA (1) | CA969092A (OSRAM) |
| DE (1) | DE2247334B2 (OSRAM) |
| FR (1) | FR2157871A1 (OSRAM) |
| IT (1) | IT969636B (OSRAM) |
| SE (1) | SE362058B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2926591C2 (de) * | 1979-06-30 | 1986-06-05 | Uhde Gmbh, 4600 Dortmund | Verfahren zur Reinigung von Chlor |
| JPS61111343U (OSRAM) * | 1984-12-26 | 1986-07-14 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2564452A (en) * | 1946-03-01 | 1951-08-14 | Kaukas Fabrik Ab | Method for recovering sulfur dioxide in liquid form |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3349569A (en) * | 1966-02-14 | 1967-10-31 | Chemical Construction Corp | Anhydrous ammonia scrubbing of ammonia synthesis gas |
| US3534562A (en) * | 1967-04-14 | 1970-10-20 | Koninklujke Nl Zout Ind Nv | Method of liquefying gaseous chlorine containing water vapour |
-
1971
- 1971-10-25 SE SE1351971A patent/SE362058B/xx unknown
-
1972
- 1972-09-27 DE DE19722247334 patent/DE2247334B2/de not_active Withdrawn
- 1972-10-17 FR FR7236683A patent/FR2157871A1/fr active Granted
- 1972-10-18 IT IT3058872Q patent/IT969636B/it active
- 1972-10-23 CA CA154,464A patent/CA969092A/en not_active Expired
- 1972-10-25 JP JP10630472A patent/JPS5632538B2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2564452A (en) * | 1946-03-01 | 1951-08-14 | Kaukas Fabrik Ab | Method for recovering sulfur dioxide in liquid form |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5632538B2 (OSRAM) | 1981-07-28 |
| IT969636B (it) | 1974-04-10 |
| SE362058B (OSRAM) | 1973-11-26 |
| CA969092A (en) | 1975-06-10 |
| FR2157871B1 (OSRAM) | 1975-03-28 |
| DE2247334A1 (de) | 1973-04-26 |
| DE2247334B2 (de) | 1981-01-22 |
| JPS4850992A (OSRAM) | 1973-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |