NL55849B - - Google Patents
Info
- Publication number
- NL55849B NL55849B NL55849DA NL55849B NL 55849 B NL55849 B NL 55849B NL 55849D A NL55849D A NL 55849DA NL 55849 B NL55849 B NL 55849B
- Authority
- NL
- Netherlands
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
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE358850T | 1930-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL55849B true NL55849B (ja�@�@) |
Family
ID=31895360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL55849D NL55849B (ja�@�@) | 1930-03-03 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE377717A (ja�@�@) |
| FR (2) | FR712385A (ja�@�@) |
| GB (1) | GB358850A (ja�@�@) |
| NL (1) | NL55849B (ja�@�@) |
-
0
- BE BE377717D patent/BE377717A/xx unknown
- NL NL55849D patent/NL55849B/xx unknown
-
1931
- 1931-03-02 FR FR712385D patent/FR712385A/fr not_active Expired
- 1931-03-03 GB GB6617/31A patent/GB358850A/en not_active Expired
-
1942
- 1942-03-02 FR FR879820D patent/FR879820A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB358850A (ja�@�@) | 1931-10-15 |
| FR879820A (fr) | 1943-03-05 |
| BE377717A (ja�@�@) | |
| FR712385A (fr) | 1931-10-01 |