FR2299267B1 - - Google Patents
Info
- Publication number
- FR2299267B1 FR2299267B1 FR7602425A FR7602425A FR2299267B1 FR 2299267 B1 FR2299267 B1 FR 2299267B1 FR 7602425 A FR7602425 A FR 7602425A FR 7602425 A FR7602425 A FR 7602425A FR 2299267 B1 FR2299267 B1 FR 2299267B1
- Authority
- FR
- France
- 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
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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752503610 DE2503610C3 (de) | 1975-01-29 | 1975-01-29 | Verfahren zur Reinigung von mit Methylschwefelsäure verunreinigter Schwefelsäure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2299267A1 FR2299267A1 (fr) | 1976-08-27 |
| FR2299267B1 true FR2299267B1 (enExample) | 1978-11-10 |
Family
ID=5937587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7602425A Granted FR2299267A1 (fr) | 1975-01-29 | 1976-01-29 | Procede de purification d'acide sulfurique renfermant en tant qu'impurete de l'acide methylsulfurique |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5187492A (enExample) |
| BE (1) | BE838033A (enExample) |
| DE (1) | DE2503610C3 (enExample) |
| FR (1) | FR2299267A1 (enExample) |
| GB (1) | GB1467795A (enExample) |
| IT (1) | IT1053543B (enExample) |
| NL (1) | NL7600496A (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3151691A1 (de) * | 1981-12-29 | 1983-07-07 | Hoechst Ag, 6230 Frankfurt | Verfahren zur reinigung von abfallschwefelsaeure |
| FR2537967A1 (fr) * | 1982-12-17 | 1984-06-22 | Ugine Kuhlmann | Procede de purification de l'acide sulfurique sous-produit de la synthese du trifluorure de bore |
| DE19600810A1 (de) | 1996-01-11 | 1997-07-17 | Wacker Chemie Gmbh | Verfahren zum Reinigen von Schwefelsäure |
| DE102005049084A1 (de) | 2005-10-13 | 2007-04-26 | Wacker Chemie Ag | Verfahren zur Regenerierung von Schwefelsäure |
-
1975
- 1975-01-29 DE DE19752503610 patent/DE2503610C3/de not_active Expired
- 1975-11-04 JP JP13156875A patent/JPS5187492A/ja active Granted
-
1976
- 1976-01-19 NL NL7600496A patent/NL7600496A/xx not_active Application Discontinuation
- 1976-01-27 GB GB307676A patent/GB1467795A/en not_active Expired
- 1976-01-27 IT IT4781176A patent/IT1053543B/it active
- 1976-01-29 FR FR7602425A patent/FR2299267A1/fr active Granted
- 1976-01-29 BE BE163898A patent/BE838033A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1467795A (en) | 1977-03-23 |
| IT1053543B (it) | 1981-10-10 |
| FR2299267A1 (fr) | 1976-08-27 |
| DE2503610C3 (de) | 1982-09-16 |
| JPS5187492A (ja) | 1976-07-31 |
| DE2503610A1 (de) | 1976-08-05 |
| DE2503610B2 (de) | 1978-06-22 |
| BE838033A (fr) | 1976-07-29 |
| JPS5311520B2 (enExample) | 1978-04-21 |
| NL7600496A (nl) | 1976-08-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |