SE301649B - - Google Patents
Info
- Publication number
- SE301649B SE301649B SE7320/61A SE732061A SE301649B SE 301649 B SE301649 B SE 301649B SE 7320/61 A SE7320/61 A SE 7320/61A SE 732061 A SE732061 A SE 732061A SE 301649 B SE301649 B SE 301649B
- Authority
- SE
- Sweden
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
-
- 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
-
- 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
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/04—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds the fluid passing successively through two or more beds
- B01J8/0496—Heating or cooling the reactor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL253816 | 1960-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE301649B true SE301649B (en, 2012) | 1968-06-17 |
Family
ID=19752469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7320/61A SE301649B (en, 2012) | 1960-07-14 | 1961-07-14 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE605997R (en, 2012) |
| BR (1) | BR6130832D0 (en, 2012) |
| ES (1) | ES269103A2 (en, 2012) |
| GB (1) | GB926594A (en, 2012) |
| SE (1) | SE301649B (en, 2012) |
-
1961
- 1961-07-10 GB GB24938/61A patent/GB926594A/en not_active Expired
- 1961-07-11 BE BE605997A patent/BE605997R/fr active
- 1961-07-13 ES ES0269103A patent/ES269103A2/es not_active Expired
- 1961-07-14 BR BR130832/61A patent/BR6130832D0/pt unknown
- 1961-07-14 SE SE7320/61A patent/SE301649B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE605997R (fr) | 1962-01-11 |
| BR6130832D0 (pt) | 1973-01-11 |
| GB926594A (en) | 1963-05-22 |
| ES269103A2 (es) | 1961-12-16 |