BE490335A - - Google Patents
Info
- Publication number
- BE490335A BE490335A BE490335DA BE490335A BE 490335 A BE490335 A BE 490335A BE 490335D A BE490335D A BE 490335DA BE 490335 A BE490335 A BE 490335A
- 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
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/36—Nitrogen dioxide (NO2, N2O4)
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 |
|---|---|---|---|
| US49293A US2483199A (en) | 1948-09-14 | 1948-09-14 | Production of nitrogen dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE490335A true BE490335A (OSRAM) |
Family
ID=21959067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE490335D BE490335A (OSRAM) | 1948-09-14 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2483199A (OSRAM) |
| BE (1) | BE490335A (OSRAM) |
| FR (1) | FR991021A (OSRAM) |
| GB (1) | GB665404A (OSRAM) |
-
0
- BE BE490335D patent/BE490335A/xx unknown
-
1948
- 1948-09-14 US US49293A patent/US2483199A/en not_active Expired - Lifetime
-
1949
- 1949-07-07 GB GB17999/49A patent/GB665404A/en not_active Expired
- 1949-07-20 FR FR991021D patent/FR991021A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB665404A (en) | 1952-01-23 |
| US2483199A (en) | 1949-09-27 |
| FR991021A (fr) | 1951-09-28 |