NL6911232A - - Google Patents
Info
- Publication number
- NL6911232A NL6911232A NL6911232A NL6911232A NL6911232A NL 6911232 A NL6911232 A NL 6911232A NL 6911232 A NL6911232 A NL 6911232A NL 6911232 A NL6911232 A NL 6911232A NL 6911232 A NL6911232 A NL 6911232A
- Authority
- NL
- Netherlands
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/12—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds combined with the synthesis of melamine
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1770969A DE1770969C3 (de) | 1968-07-25 | 1968-07-25 | Verfahren zur Rückführung der Abgase der Melaminsynthese in die Hamstoffsynthese |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6911232A true NL6911232A (de) | 1970-01-27 |
Family
ID=5700711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6911232A NL6911232A (de) | 1968-07-25 | 1969-07-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3708536A (de) |
| BE (1) | BE736586A (de) |
| DE (1) | DE1770969C3 (de) |
| FR (1) | FR2013682A1 (de) |
| GB (1) | GB1266363A (de) |
| NL (1) | NL6911232A (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5146120B2 (de) * | 1973-08-22 | 1976-12-07 | ||
| US4138560A (en) * | 1975-06-10 | 1979-02-06 | Basf Aktiengesellschaft | Process for cooling melamine synthesis waste gases |
| NL7903623A (nl) * | 1979-05-09 | 1980-11-11 | Stamicarbon | Werkwijze voor het zuiveren van ureumhoudend afvalwater en werkwijze voor het bereiden van melamine. |
| US4433146A (en) * | 1982-04-07 | 1984-02-21 | Stamicarbon B.V. | Process for the preparation of melamine |
| TW385307B (en) * | 1996-08-30 | 2000-03-21 | Dsm Nv | Process for the preparation of urea |
| NL1004475C2 (nl) * | 1996-11-08 | 1998-05-11 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| NL1003923C2 (nl) * | 1996-08-30 | 1998-03-04 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| NL1005118C2 (nl) * | 1997-01-29 | 1998-07-30 | Dsm Nv | Werkwijze voor de bereiding van ureum. |
| AT409627B (de) * | 2000-12-27 | 2002-09-25 | Agrolinz Melamin Gmbh | Verfahren zur reinigung von offgasen aus einer melaminanlage |
| CN1278928C (zh) * | 2001-07-24 | 2006-10-11 | Dsmip财产有限公司 | 从含nh3、h2o和co2的气体混合物中获得氨基甲酸铵溶液的方法 |
| EP1918274A1 (de) | 2006-11-04 | 2008-05-07 | Urea Casale S.A. | Integriertes Verfahren zur Herstellung von Harnstoff und Melamin |
| CN111995592B (zh) * | 2020-09-30 | 2024-02-06 | 四川金象赛瑞化工股份有限公司 | 一种尿素与三聚氰胺联产的方法和装置 |
-
1968
- 1968-07-25 DE DE1770969A patent/DE1770969C3/de not_active Expired
-
1969
- 1969-07-22 NL NL6911232A patent/NL6911232A/xx unknown
- 1969-07-23 US US00844089A patent/US3708536A/en not_active Expired - Lifetime
- 1969-07-24 GB GB1266363D patent/GB1266363A/en not_active Expired
- 1969-07-24 FR FR6925274A patent/FR2013682A1/fr not_active Withdrawn
- 1969-07-25 BE BE736586D patent/BE736586A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BE736586A (de) | 1970-01-26 |
| US3708536A (en) | 1973-01-02 |
| DE1770969B2 (de) | 1977-12-15 |
| FR2013682A1 (de) | 1970-04-03 |
| GB1266363A (de) | 1972-03-08 |
| DE1770969A1 (de) | 1972-01-13 |
| DE1770969C3 (de) | 1978-08-24 |