BE428279A - - Google Patents
Info
- Publication number
- BE428279A BE428279A BE428279DA BE428279A BE 428279 A BE428279 A BE 428279A BE 428279D A BE428279D A BE 428279DA BE 428279 A BE428279 A BE 428279A
- 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
- C01B17/762—High pressure processes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR833634T | 1937-06-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428279A true BE428279A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=9296703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428279D BE428279A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1937-06-28 |
Country Status (3)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2418216C2 (de) * | 1974-04-13 | 1983-02-17 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Herstellung von Schwefeltrioxyd aus Schwefeldioxyd und Sauerstoff |
-
0
- BE BE428279D patent/BE428279A/xx unknown
-
1937
- 1937-06-28 FR FR833634D patent/FR833634A/fr not_active Expired
-
1938
- 1938-06-24 GB GB18842/38A patent/GB519570A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB519570A (en) | 1940-04-01 |
| FR833634A (fr) | 1938-10-26 |