FR2187683B1 - - Google Patents
Info
- Publication number
- FR2187683B1 FR2187683B1 FR7320345A FR7320345A FR2187683B1 FR 2187683 B1 FR2187683 B1 FR 2187683B1 FR 7320345 A FR7320345 A FR 7320345A FR 7320345 A FR7320345 A FR 7320345A FR 2187683 B1 FR2187683 B1 FR 2187683B1
- 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
- C01B17/48—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722227878 DE2227878B2 (en) | 1972-06-08 | 1972-06-08 | PROCESS FOR THE PRODUCTION OF GASES CONTAINING SULFUR DIOXIDE |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2187683A1 FR2187683A1 (en) | 1974-01-18 |
| FR2187683B1 true FR2187683B1 (en) | 1977-09-30 |
Family
ID=5847158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7320345A Expired FR2187683B1 (en) | 1972-06-08 | 1973-06-05 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4962394A (en) |
| BE (1) | BE800683A (en) |
| DE (1) | DE2227878B2 (en) |
| FR (1) | FR2187683B1 (en) |
| GB (1) | GB1430786A (en) |
| IT (1) | IT987920B (en) |
| NL (1) | NL7307957A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4490347A (en) * | 1983-02-07 | 1984-12-25 | E. I. Du Pont De Nemours And Company | Process for sulfuric acid regeneration |
| GB2190909B (en) * | 1986-05-02 | 1990-05-02 | Boc Group Plc | Treatment of waste material |
| GB8610856D0 (en) * | 1986-05-02 | 1986-06-11 | Boc Group Plc | Treatment of waste material |
| US5498790A (en) * | 1993-06-09 | 1996-03-12 | Novus International, Inc. | Regeneration of sulfuric acid from sulfate by-products of 2-hydroxy-4-(methylthio)butyric acid manufacture |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51557B2 (en) * | 1971-03-02 | 1976-01-08 | ||
| DE2110036C3 (en) * | 1971-03-03 | 1975-10-02 | Davy Powergas Gmbh, 5000 Koeln | Process for splitting ammonium sulphate |
-
1972
- 1972-06-08 DE DE19722227878 patent/DE2227878B2/en not_active Withdrawn
-
1973
- 1973-05-25 IT IT2462273A patent/IT987920B/en active
- 1973-06-05 FR FR7320345A patent/FR2187683B1/fr not_active Expired
- 1973-06-05 JP JP6329473A patent/JPS4962394A/ja active Pending
- 1973-06-07 GB GB2714073A patent/GB1430786A/en not_active Expired
- 1973-06-07 NL NL7307957A patent/NL7307957A/xx unknown
- 1973-06-08 BE BE132068A patent/BE800683A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE800683A (en) | 1973-10-01 |
| IT987920B (en) | 1975-03-20 |
| JPS4962394A (en) | 1974-06-17 |
| FR2187683A1 (en) | 1974-01-18 |
| DE2227878B2 (en) | 1976-11-04 |
| DE2227878A1 (en) | 1974-03-28 |
| NL7307957A (en) | 1973-12-11 |
| GB1430786A (en) | 1976-04-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |