JPS50145392A - - Google Patents
Info
- Publication number
- JPS50145392A JPS50145392A JP4538775A JP4538775A JPS50145392A JP S50145392 A JPS50145392 A JP S50145392A JP 4538775 A JP4538775 A JP 4538775A JP 4538775 A JP4538775 A JP 4538775A JP S50145392 A JPS50145392 A JP S50145392A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- C01B17/92—Recovery from acid tar or the like, e.g. alkylation acids
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 |
|---|---|---|---|
| GB1644574 | 1974-04-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50145392A true JPS50145392A (enExample) | 1975-11-21 |
Family
ID=10077453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4538775A Pending JPS50145392A (enExample) | 1974-04-16 | 1975-04-16 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS50145392A (enExample) |
| DE (1) | DE2516173A1 (enExample) |
| FR (1) | FR2267980A1 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57106506A (en) * | 1980-11-13 | 1982-07-02 | Ugine Kuhlmann | Purification of residual sulfuric acid obtained from alcohol manufacture |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2616768C3 (de) * | 1976-04-15 | 1978-12-07 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Regeneration von Abfallschwefelsäure |
| DE2656236C3 (de) * | 1976-12-11 | 1980-11-06 | Hoechst Ag, 6000 Frankfurt | Verfahren zum Regenerieren von Abfallschwefelsäure |
| DE2731638C2 (de) * | 1977-07-13 | 1985-08-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung organisch belasteter Abfallschwefelsäuren |
| EP0378873B1 (en) * | 1988-12-16 | 1993-02-03 | ENICHEM SYNTHESIS S.p.A. | Regeneration of exhausted sulfuric acid by means of hydrogen peroxide |
| DE19600810A1 (de) * | 1996-01-11 | 1997-07-17 | Wacker Chemie Gmbh | Verfahren zum Reinigen von Schwefelsäure |
-
1975
- 1975-04-14 FR FR7511513A patent/FR2267980A1/fr active Granted
- 1975-04-14 DE DE19752516173 patent/DE2516173A1/de active Pending
- 1975-04-16 JP JP4538775A patent/JPS50145392A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57106506A (en) * | 1980-11-13 | 1982-07-02 | Ugine Kuhlmann | Purification of residual sulfuric acid obtained from alcohol manufacture |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2267980A1 (en) | 1975-11-14 |
| FR2267980B1 (enExample) | 1977-04-15 |
| DE2516173A1 (de) | 1975-11-06 |