DD133666A5 - Verfahren zur herstellung von melamin - Google Patents
Verfahren zur herstellung von melaminInfo
- Publication number
- DD133666A5 DD133666A5 DD7800203304A DD20330478A DD133666A5 DD 133666 A5 DD133666 A5 DD 133666A5 DD 7800203304 A DD7800203304 A DD 7800203304A DD 20330478 A DD20330478 A DD 20330478A DD 133666 A5 DD133666 A5 DD 133666A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- producing melamine
- melamine
- producing
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/26—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
- B01J8/28—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations the one above the other
-
- 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)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7700509,A NL184318C (nl) | 1977-01-19 | 1977-01-19 | Werkwijze voor het bereiden van melamine. |
| NL7700553A NL184319C (nl) | 1977-01-20 | 1977-01-20 | Bereiding van melamine uit ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD133666A5 true DD133666A5 (de) | 1979-01-17 |
Family
ID=26645276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD7800203304A DD133666A5 (de) | 1977-01-19 | 1978-01-19 | Verfahren zur herstellung von melamin |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US4156080A (sv) |
| JP (1) | JPS5390279A (sv) |
| AR (1) | AR220116A1 (sv) |
| AT (1) | AT359512B (sv) |
| BG (1) | BG31650A3 (sv) |
| BR (1) | BR7800294A (sv) |
| CA (1) | CA1085393A (sv) |
| CS (1) | CS202004B2 (sv) |
| DD (1) | DD133666A5 (sv) |
| DE (1) | DE2802238A1 (sv) |
| EG (1) | EG12834A (sv) |
| ES (1) | ES466103A1 (sv) |
| FR (1) | FR2378021A1 (sv) |
| GB (1) | GB1560527A (sv) |
| HU (1) | HU180934B (sv) |
| IN (1) | IN146260B (sv) |
| IT (1) | IT1103254B (sv) |
| MX (1) | MX5805E (sv) |
| NO (1) | NO154347C (sv) |
| PL (1) | PL116547B1 (sv) |
| RO (1) | RO74590A (sv) |
| SE (1) | SE438148B (sv) |
| YU (1) | YU40025B (sv) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7903473A (nl) * | 1979-05-03 | 1980-11-05 | Stamicarbon | Werkwijze voor het bereiden van melamine. |
| NL8001874A (nl) * | 1980-03-29 | 1981-11-02 | Stamicarbon | Inrichting voor het versproeien van een vloeistof met behulp van een gas. |
| NL8201479A (nl) * | 1982-04-07 | 1983-11-01 | Stamicarbon | Werkwijze voor het bereiden van melamine. |
| IT1270577B (it) * | 1993-02-22 | 1997-05-06 | Wladimiro Bizzotto | Reattore melamina ad alta pressione |
| US5384404A (en) * | 1993-11-05 | 1995-01-24 | Lee; Jing M. | Process for manufacturing melamine from urea |
| NL1012466C2 (nl) * | 1999-06-29 | 2001-01-02 | Dsm Nv | Werkwijze voor de bereiding van melamine uit ureum. |
| NL1022414C2 (nl) * | 2003-01-17 | 2004-07-20 | Dsm Nv | Werkwijze voor het onttrekken van energie uit rookgassen. |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3152128A (en) * | 1964-10-06 | Preparation of melamine | ||
| US3158611A (en) * | 1964-11-24 | Converting urea to melamine in the gas phase over | ||
| US3095416A (en) * | 1963-06-25 | Urea to melamine process | ||
| DE1209570B (de) * | 1964-03-28 | 1966-01-27 | Basf Ag | Verfahren zur Herstellung von Melamin |
| US3332947A (en) * | 1965-09-14 | 1967-07-25 | American Cyanamid Co | Production of melamine |
| US3723430A (en) * | 1970-10-28 | 1973-03-27 | Nissan Chemical Ind Ltd | Method for reclamation of melamine waste gas |
| US3895007A (en) * | 1972-04-28 | 1975-07-15 | Basf Ag | Manufacture of melamine |
-
1973
- 1973-01-17 RO RO7392934A patent/RO74590A/ro unknown
-
1977
- 1977-12-30 GB GB54344/77A patent/GB1560527A/en not_active Expired
-
1978
- 1978-01-09 IN IN20/DEL/78A patent/IN146260B/en unknown
- 1978-01-11 AT AT19878A patent/AT359512B/de not_active IP Right Cessation
- 1978-01-12 CA CA294,807A patent/CA1085393A/en not_active Expired
- 1978-01-16 HU HU78SA3088A patent/HU180934B/hu not_active IP Right Cessation
- 1978-01-16 CS CS78287A patent/CS202004B2/cs unknown
- 1978-01-17 AR AR270734A patent/AR220116A1/es active
- 1978-01-17 YU YU87/78A patent/YU40025B/xx unknown
- 1978-01-18 BR BR7800294A patent/BR7800294A/pt unknown
- 1978-01-18 PL PL1978204064A patent/PL116547B1/pl unknown
- 1978-01-18 JP JP414278A patent/JPS5390279A/ja active Pending
- 1978-01-18 MX MX786781U patent/MX5805E/es unknown
- 1978-01-18 EG EG27/78A patent/EG12834A/xx active
- 1978-01-18 SE SE7611103A patent/SE438148B/sv not_active IP Right Cessation
- 1978-01-18 NO NO780190A patent/NO154347C/no unknown
- 1978-01-18 IT IT47689/78A patent/IT1103254B/it active
- 1978-01-18 ES ES466103A patent/ES466103A1/es not_active Expired
- 1978-01-19 US US05/871,110 patent/US4156080A/en not_active Expired - Lifetime
- 1978-01-19 FR FR7801490A patent/FR2378021A1/fr active Granted
- 1978-01-19 DE DE19782802238 patent/DE2802238A1/de active Granted
- 1978-01-19 BG BG038435A patent/BG31650A3/xx unknown
- 1978-01-19 DD DD7800203304A patent/DD133666A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU8778A (en) | 1982-10-31 |
| ATA19878A (de) | 1980-04-15 |
| BR7800294A (pt) | 1978-09-05 |
| IT1103254B (it) | 1985-10-14 |
| EG12834A (en) | 1979-12-31 |
| NO154347B (no) | 1986-05-26 |
| PL116547B1 (en) | 1981-06-30 |
| HU180934B (en) | 1983-05-30 |
| MX5805E (es) | 1984-07-26 |
| CA1085393A (en) | 1980-09-09 |
| SE438148B (sv) | 1985-04-01 |
| PL204064A1 (pl) | 1979-06-04 |
| IN146260B (sv) | 1979-04-07 |
| RO74590A (ro) | 1981-08-30 |
| AT359512B (de) | 1980-11-10 |
| GB1560527A (en) | 1980-02-06 |
| BG31650A3 (en) | 1982-02-15 |
| NO154347C (no) | 1986-09-03 |
| DE2802238A1 (de) | 1978-07-20 |
| DE2802238C2 (sv) | 1989-02-23 |
| JPS5390279A (en) | 1978-08-08 |
| AR220116A1 (es) | 1980-10-15 |
| NO780190L (no) | 1978-07-20 |
| FR2378021B1 (sv) | 1983-08-26 |
| CS202004B2 (en) | 1980-12-31 |
| IT7847689A0 (it) | 1978-01-18 |
| ES466103A1 (es) | 1978-10-01 |
| FR2378021A1 (fr) | 1978-08-18 |
| SE7800613L (sv) | 1978-07-20 |
| US4156080A (en) | 1979-05-22 |
| YU40025B (en) | 1985-06-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ENJ | Ceased due to non-payment of renewal fee |