NL6501859A - - Google Patents
Info
- Publication number
- NL6501859A NL6501859A NL6501859A NL6501859A NL6501859A NL 6501859 A NL6501859 A NL 6501859A NL 6501859 A NL6501859 A NL 6501859A NL 6501859 A NL6501859 A NL 6501859A NL 6501859 A NL6501859 A NL 6501859A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
- C07D251/40—Nitrogen atoms
- C07D251/54—Three nitrogen atoms
- C07D251/56—Preparation of melamine
- C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US345110A US3271395A (en) | 1964-02-17 | 1964-02-17 | Melamine production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6501859A true NL6501859A (hu) | 1965-08-18 |
Family
ID=23353574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6501859A NL6501859A (hu) | 1964-02-17 | 1965-02-15 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3271395A (hu) |
| BE (1) | BE659862A (hu) |
| GB (1) | GB1046042A (hu) |
| NL (1) | NL6501859A (hu) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2824104A (en) * | 1958-02-18 | Ammonia | ||
| US2902488A (en) * | 1959-09-01 | Process for the production of melamine | ||
| US2768168A (en) * | 1956-10-23 | Process for the production of melamine | ||
| US3005819A (en) * | 1959-08-13 | 1961-10-24 | Cons Mining & Smelting Co | Process for the production of melamine and guanidine sulphate |
-
1964
- 1964-02-17 US US345110A patent/US3271395A/en not_active Expired - Lifetime
-
1965
- 1965-02-15 NL NL6501859A patent/NL6501859A/xx unknown
- 1965-02-17 GB GB6853/65A patent/GB1046042A/en not_active Expired
- 1965-02-17 BE BE659862D patent/BE659862A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE659862A (hu) | 1965-08-17 |
| US3271395A (en) | 1966-09-06 |
| GB1046042A (en) | 1966-10-19 |