IT1053543B - Procedimento per depurare acido solforico inquinato da acido metilsolforico - Google Patents
Procedimento per depurare acido solforico inquinato da acido metilsolforicoInfo
- Publication number
- IT1053543B IT1053543B IT4781176A IT4781176A IT1053543B IT 1053543 B IT1053543 B IT 1053543B IT 4781176 A IT4781176 A IT 4781176A IT 4781176 A IT4781176 A IT 4781176A IT 1053543 B IT1053543 B IT 1053543B
- Authority
- IT
- Italy
- Prior art keywords
- acid
- methylsulphoric
- procedure
- polluted
- sulfuric acid
- Prior art date
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 (1)
| Publication Number | Publication Date |
|---|---|
| IT1053543B true IT1053543B (it) | 1981-10-10 |
Family
ID=5937587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT4781176A IT1053543B (it) | 1975-01-29 | 1976-01-27 | Procedimento per depurare acido solforico inquinato da acido metilsolforico |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5187492A (it) |
| BE (1) | BE838033A (it) |
| DE (1) | DE2503610C3 (it) |
| FR (1) | FR2299267A1 (it) |
| GB (1) | GB1467795A (it) |
| IT (1) | IT1053543B (it) |
| NL (1) | NL7600496A (it) |
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 IT IT4781176A patent/IT1053543B/it active
- 1976-01-27 GB GB307676A patent/GB1467795A/en not_active Expired
- 1976-01-29 BE BE163898A patent/BE838033A/fr not_active IP Right Cessation
- 1976-01-29 FR FR7602425A patent/FR2299267A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1467795A (en) | 1977-03-23 |
| FR2299267B1 (it) | 1978-11-10 |
| NL7600496A (nl) | 1976-08-02 |
| DE2503610B2 (de) | 1978-06-22 |
| JPS5311520B2 (it) | 1978-04-21 |
| DE2503610A1 (de) | 1976-08-05 |
| DE2503610C3 (de) | 1982-09-16 |
| FR2299267A1 (fr) | 1976-08-27 |
| JPS5187492A (ja) | 1976-07-31 |
| BE838033A (fr) | 1976-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT1066067B (it) | Procedimento di purificazione di acido acetico | |
| FR2276284A1 (fr) | Procede de preparation de carbonates aromatiques | |
| IT1064942B (it) | Procedimento per produrre acido tereftalico | |
| GB1554280A (en) | Purification of formic acid | |
| BE844736A (fr) | Procede de preparation de resorcines | |
| IT1079128B (it) | Procedimento per produrre acido solforico | |
| FR2303541A1 (fr) | Procede de preparation de nouvelles indolylalcoylpiperidines | |
| IT1012486B (it) | Procedimento per purificare acido solforico contenente mercurio | |
| MX4318E (es) | Procedimiento mejorado para la obtencion de acido tereftalico purificado | |
| FR2322842A1 (fr) | Procede de purification d'un alkylene-glycol | |
| IT1061342B (it) | Procedimento per depurare acido solforico contenente acido acetico | |
| IT1063613B (it) | Procedimento per produrre acido solforico | |
| BE842735A (fr) | Procede de preparation de para-alkylphenols | |
| DK137229C (da) | Fremgangsmaade til rensning af vaadphosphorsyre | |
| IT1053543B (it) | Procedimento per depurare acido solforico inquinato da acido metilsolforico | |
| BE843720A (fr) | Procede de purification d'acide phosphorique | |
| BE841768A (fr) | Procede de preparation de 2-aryl-2h-benzotriazoles | |
| FR2320901A1 (fr) | Procede de purification d'acide phosphorique | |
| NO138526C (no) | Fremgangsmaate for rensning av fosforsyre. | |
| IT1035434B (it) | Procedimento per la depurazione di acido decandicarbossilicoi io | |
| DK470776A (da) | Fremgangsmade til rensning af fortyndede svovlsyreoplosninger | |
| IT1064784B (it) | Procedimento di purificazione di acidi benzenbicarbossilici | |
| GR61279B (en) | Process for phosphoric acid purification | |
| NO150201C (no) | Fremgangsmaate ved rensning av cyanursyre | |
| ATA208876A (de) | Gichtgasreinigungsanlage |