FR2167988A1 - - Google Patents
Info
- Publication number
- FR2167988A1 FR2167988A1 FR7300981A FR7300981A FR2167988A1 FR 2167988 A1 FR2167988 A1 FR 2167988A1 FR 7300981 A FR7300981 A FR 7300981A FR 7300981 A FR7300981 A FR 7300981A FR 2167988 A1 FR2167988 A1 FR 2167988A1
- 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.)
- Granted
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
- C01B17/60—Isolation of sulfur dioxide from gases
-
- 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
- C01B17/501—Preparation of sulfur dioxide by reduction of sulfur compounds
- C01B17/504—Preparation of sulfur dioxide by reduction of sulfur compounds of ammonium sulfates
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
- C01C1/249—Deacidifying or drying the crystals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Paper (AREA)
- Fertilizers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2201632A DE2201632C3 (de) | 1972-01-14 | 1972-01-14 | Verfahren zur Herstellung eines Schwefeldioxyd enthaltenden Gases |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2167988A1 true FR2167988A1 (https=) | 1973-08-24 |
| FR2167988B1 FR2167988B1 (https=) | 1977-12-30 |
Family
ID=5832973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7300981A Expired FR2167988B1 (https=) | 1972-01-14 | 1973-01-12 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5129879B2 (https=) |
| AT (1) | AT324357B (https=) |
| BE (1) | BE793839A (https=) |
| DE (1) | DE2201632C3 (https=) |
| ES (1) | ES410584A1 (https=) |
| FR (1) | FR2167988B1 (https=) |
| GB (1) | GB1407161A (https=) |
| IT (1) | IT978003B (https=) |
| NL (1) | NL7300499A (https=) |
Families Citing this family (3)
| 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 |
| GB8610856D0 (en) * | 1986-05-02 | 1986-06-11 | Boc Group Plc | Treatment of waste material |
| GB2190909B (en) * | 1986-05-02 | 1990-05-02 | Boc Group Plc | Treatment of waste material |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2105816A5 (https=) * | 1970-07-29 | 1972-04-28 | Zieren Chemiebau Gmbh Dr A |
-
0
- BE BE793839D patent/BE793839A/xx unknown
-
1972
- 1972-01-14 DE DE2201632A patent/DE2201632C3/de not_active Expired
-
1973
- 1973-01-03 IT IT19021/73A patent/IT978003B/it active
- 1973-01-11 AT AT21073A patent/AT324357B/de not_active IP Right Cessation
- 1973-01-12 NL NL7300499A patent/NL7300499A/xx unknown
- 1973-01-12 FR FR7300981A patent/FR2167988B1/fr not_active Expired
- 1973-01-12 JP JP48006542A patent/JPS5129879B2/ja not_active Expired
- 1973-01-12 GB GB172373A patent/GB1407161A/en not_active Expired
- 1973-01-13 ES ES410584A patent/ES410584A1/es not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2105816A5 (https=) * | 1970-07-29 | 1972-04-28 | Zieren Chemiebau Gmbh Dr A |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2201632B2 (de) | 1974-12-12 |
| NL7300499A (https=) | 1973-07-17 |
| DE2201632C3 (de) | 1978-09-14 |
| GB1407161A (en) | 1975-09-24 |
| AT324357B (de) | 1975-08-25 |
| BE793839A (fr) | 1973-05-02 |
| ES410584A1 (es) | 1975-12-01 |
| IT978003B (it) | 1974-09-20 |
| DE2201632A1 (de) | 1973-07-26 |
| JPS5129879B2 (https=) | 1976-08-27 |
| JPS4879791A (https=) | 1973-10-25 |
| FR2167988B1 (https=) | 1977-12-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| ST | Notification of lapse |