BE704186A - - Google Patents
Info
- Publication number
- BE704186A BE704186A BE704186DA BE704186A BE 704186 A BE704186 A BE 704186A BE 704186D A BE704186D A BE 704186DA BE 704186 A BE704186 A BE 704186A
- Authority
- BE
- Belgium
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB0089228 | 1966-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE704186A true BE704186A (en) | 1968-03-22 |
Family
ID=6984683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE704186D BE704186A (en) | 1966-10-06 | 1967-09-22 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT272355B (en) |
| BE (1) | BE704186A (en) |
| DE (1) | DE1670154C3 (en) |
| GB (1) | GB1193327A (en) |
| NL (1) | NL6713380A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT402294B (en) * | 1994-12-23 | 1997-03-25 | Agrolinz Melamin Gmbh | METHOD FOR PRODUCING HIGH PURITY MELAMINE |
| CN109529397B (en) * | 2018-12-28 | 2024-07-02 | 四川金象赛瑞化工股份有限公司 | De-sublimation crystallization equipment and crystallization method |
-
1966
- 1966-10-06 DE DE1670154A patent/DE1670154C3/en not_active Expired
-
1967
- 1967-09-22 BE BE704186D patent/BE704186A/xx unknown
- 1967-10-02 NL NL6713380A patent/NL6713380A/xx unknown
- 1967-10-05 GB GB45450/67A patent/GB1193327A/en not_active Expired
- 1967-10-06 AT AT909567A patent/AT272355B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| NL6713380A (en) | 1968-04-08 |
| DE1670154B2 (en) | 1974-06-06 |
| DE1670154A1 (en) | 1970-10-29 |
| AT272355B (en) | 1969-07-10 |
| DE1670154C3 (en) | 1975-01-30 |
| GB1193327A (en) | 1970-05-28 |