BE724393A - - Google Patents
Info
- Publication number
- BE724393A BE724393A BE724393DA BE724393A BE 724393 A BE724393 A BE 724393A BE 724393D A BE724393D A BE 724393DA BE 724393 A BE724393 A BE 724393A
- Authority
- BE
- Belgium
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
- C01B17/74—Preparation
- C01B17/76—Preparation by contact processes
- C01B17/765—Multi-stage SO3-conversion
- C01B17/7655—Multi-stage SO3-conversion with intermediate absorption
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19671667509 DE1667509A1 (de) | 1967-11-25 | 1967-11-25 | Verbessertes Verfahren zur katalytischen Oxydation von SO2 zu SO3 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE724393A true BE724393A (xx) | 1969-05-27 |
Family
ID=5685967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE724393D BE724393A (xx) | 1967-11-25 | 1968-11-25 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT283385B (xx) |
| BE (1) | BE724393A (xx) |
| BR (1) | BR6804283D0 (xx) |
| CH (1) | CH523204A (xx) |
| ES (1) | ES360649A1 (xx) |
| FR (1) | FR1595744A (xx) |
| GB (1) | GB1243985A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE422317B (sv) * | 1980-06-19 | 1982-03-01 | Boliden Ab | Forfarande for framstellning av svavelsyra ur svaveldioxid innehallande gas |
| US20130209687A1 (en) * | 2012-02-10 | 2013-08-15 | GM Global Technology Operations LLC | Adhesion promoting process for painting plastic parts |
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1968
- 1968-10-29 CH CH1615268A patent/CH523204A/de not_active IP Right Cessation
- 1968-11-11 AT AT1093268A patent/AT283385B/de not_active IP Right Cessation
- 1968-11-22 GB GB5553368A patent/GB1243985A/en not_active Expired
- 1968-11-25 ES ES360649A patent/ES360649A1/es not_active Expired
- 1968-11-25 BR BR20428368A patent/BR6804283D0/pt unknown
- 1968-11-25 BE BE724393D patent/BE724393A/xx unknown
- 1968-11-25 FR FR1595744D patent/FR1595744A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1243985A (en) | 1971-08-25 |
| FR1595744A (xx) | 1970-06-15 |
| AT283385B (de) | 1970-08-10 |
| BR6804283D0 (pt) | 1973-04-17 |
| CH523204A (de) | 1972-05-31 |
| ES360649A1 (es) | 1970-07-16 |