SE402280B - Forfarande for framstellning av karbamid - Google Patents
Forfarande for framstellning av karbamidInfo
- Publication number
- SE402280B SE402280B SE7308266A SE7308266A SE402280B SE 402280 B SE402280 B SE 402280B SE 7308266 A SE7308266 A SE 7308266A SE 7308266 A SE7308266 A SE 7308266A SE 402280 B SE402280 B SE 402280B
- Authority
- SE
- Sweden
- Prior art keywords
- urbanization
- urban
- procedure
- urban urbanization
- Prior art date
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
- C07C273/04—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 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 |
|---|---|---|---|
| NLAANVRAGE7207940,A NL172058C (nl) | 1972-06-12 | 1972-06-12 | Werkwijze voor de bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE402280B true SE402280B (sv) | 1978-06-26 |
Family
ID=19816254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7308266A SE402280B (sv) | 1972-06-12 | 1973-06-12 | Forfarande for framstellning av karbamid |
Country Status (28)
| Country | Link |
|---|---|
| US (1) | US3936500A (sk) |
| JP (1) | JPS5734258B2 (sk) |
| AR (1) | AR194803A1 (sk) |
| AT (1) | AT347965B (sk) |
| AU (1) | AU474236B2 (sk) |
| BE (1) | BE800798A (sk) |
| BG (1) | BG26810A3 (sk) |
| BR (1) | BR7304377D0 (sk) |
| CA (1) | CA996136A (sk) |
| CS (1) | CS168033B2 (sk) |
| DD (1) | DD107023A5 (sk) |
| DE (1) | DE2329733C2 (sk) |
| ES (1) | ES415803A1 (sk) |
| FR (1) | FR2187770B1 (sk) |
| GB (1) | GB1428429A (sk) |
| HU (1) | HU175487B (sk) |
| IE (1) | IE37788B1 (sk) |
| IL (1) | IL42469A (sk) |
| IN (1) | IN139310B (sk) |
| IT (1) | IT985413B (sk) |
| NL (1) | NL172058C (sk) |
| NO (1) | NO149734C (sk) |
| PL (1) | PL89777B1 (sk) |
| SE (1) | SE402280B (sk) |
| SU (1) | SU474139A3 (sk) |
| TR (1) | TR17309A (sk) |
| YU (1) | YU156173A (sk) |
| ZA (1) | ZA733937B (sk) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE790015A (fr) * | 1971-10-19 | 1973-04-12 | Mavrovic Ivo | Synthese de l'uree avec conversion et recuperation de chaleur ameliorees |
| US4036878A (en) * | 1972-06-12 | 1977-07-19 | Unie Van Kunstmestfabrieken, B.V. | Process for preparing urea |
| IT1065422B (it) * | 1976-12-23 | 1985-02-25 | Snam Progetti | Processo ammoniaca-urea integrato per la produzione di urea |
| NO150512C (no) * | 1977-05-05 | 1984-10-31 | Montedison Spa | Fremgangsmaate ved fremstilling av urea. |
| NL7713190A (nl) * | 1977-11-30 | 1979-06-01 | Unie Van Kunstmestfab Bv | Werkwijze en inrichting voor het verwijderen van ammoniumcarbamaat uit een ureumsynthese- oplossing. |
| IT1174366B (it) * | 1978-07-24 | 1987-07-01 | Ortu Francesco | Decompositore di carbammato per produzione industriale di urea |
| JPS5573651A (en) * | 1978-11-30 | 1980-06-03 | Toyo Eng Corp | Preparation of urea |
| JPS5750954A (en) * | 1980-09-12 | 1982-03-25 | Mitsui Toatsu Chem Inc | Synthesis of urea |
| US4433146A (en) * | 1982-04-07 | 1984-02-21 | Stamicarbon B.V. | Process for the preparation of melamine |
| NL8502228A (nl) * | 1985-08-12 | 1987-03-02 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| NL8502227A (nl) * | 1985-08-12 | 1987-03-02 | Unie Van Kunstmestfab Bv | Werkwijze voor de bereiding van ureum. |
| US5779861A (en) * | 1993-09-03 | 1998-07-14 | Farmland Industries, Inc. | Method for treating process condensate |
| NL1004977C2 (nl) * | 1997-01-13 | 1998-07-15 | Dsm Nv | Methode om de capaciteit van een bestaand ureum proces te verhogen. |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE581293A (sk) * | 1958-08-08 | 1900-01-01 | ||
| NL101446C (sk) * | 1960-04-08 | |||
| US3544628A (en) * | 1965-09-20 | 1970-12-01 | Pullman Inc | Urea synthesis |
-
1972
- 1972-06-12 NL NLAANVRAGE7207940,A patent/NL172058C/xx not_active IP Right Cessation
-
1973
- 1973-06-08 NO NO2412/73A patent/NO149734C/no unknown
- 1973-06-08 IL IL42469A patent/IL42469A/en unknown
- 1973-06-11 ES ES415803A patent/ES415803A1/es not_active Expired
- 1973-06-11 ZA ZA733937A patent/ZA733937B/xx unknown
- 1973-06-11 CA CA173,671A patent/CA996136A/en not_active Expired
- 1973-06-11 SU SU1929884A patent/SU474139A3/ru active
- 1973-06-11 IT IT50677/73A patent/IT985413B/it active
- 1973-06-11 BG BG7323852A patent/BG26810A3/xx unknown
- 1973-06-11 HU HU73KU472A patent/HU175487B/hu unknown
- 1973-06-12 YU YU01561/73A patent/YU156173A/xx unknown
- 1973-06-12 TR TR17309A patent/TR17309A/xx unknown
- 1973-06-12 FR FR7321250A patent/FR2187770B1/fr not_active Expired
- 1973-06-12 DD DD171486A patent/DD107023A5/xx unknown
- 1973-06-12 BE BE132170A patent/BE800798A/xx not_active IP Right Cessation
- 1973-06-12 JP JP6625473A patent/JPS5734258B2/ja not_active Expired
- 1973-06-12 CS CS734251A patent/CS168033B2/cs unknown
- 1973-06-12 PL PL1973163288A patent/PL89777B1/pl unknown
- 1973-06-12 DE DE2329733A patent/DE2329733C2/de not_active Expired
- 1973-06-12 BR BR4377/73A patent/BR7304377D0/pt unknown
- 1973-06-12 GB GB2787573A patent/GB1428429A/en not_active Expired
- 1973-06-12 US US05/369,391 patent/US3936500A/en not_active Expired - Lifetime
- 1973-06-12 AR AR248535A patent/AR194803A1/es active
- 1973-06-12 SE SE7308266A patent/SE402280B/xx unknown
- 1973-06-12 AU AU56856/73A patent/AU474236B2/en not_active Expired
- 1973-06-12 IE IE953/73A patent/IE37788B1/xx unknown
- 1973-06-12 AT AT512273A patent/AT347965B/de not_active IP Right Cessation
- 1973-07-02 IN IN1535/CAL/73A patent/IN139310B/en unknown
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