ZM17669A1 - Process for the production of urea from a solution containing ammonium carbamate,ammonia and water,with a total recycle of ammonia and carbon dioxide which were not transformed - Google Patents
Process for the production of urea from a solution containing ammonium carbamate,ammonia and water,with a total recycle of ammonia and carbon dioxide which were not transformedInfo
- Publication number
- ZM17669A1 ZM17669A1 ZM176/69A ZM17669A ZM17669A1 ZM 17669 A1 ZM17669 A1 ZM 17669A1 ZM 176/69 A ZM176/69 A ZM 176/69A ZM 17669 A ZM17669 A ZM 17669A ZM 17669 A1 ZM17669 A1 ZM 17669A1
- Authority
- ZM
- Zambia
- Prior art keywords
- ammonia
- urea
- transformed
- production
- carbon dioxide
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Lead Frames For Integrated Circuits (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2513168 | 1968-12-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZM17669A1 true ZM17669A1 (en) | 1970-05-18 |
Family
ID=11215793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZM176/69A ZM17669A1 (en) | 1968-12-16 | 1969-12-09 | Process for the production of urea from a solution containing ammonium carbamate,ammonia and water,with a total recycle of ammonia and carbon dioxide which were not transformed |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS4828422B1 (xx) |
| AT (1) | AT305303B (xx) |
| BE (1) | BE743187A (xx) |
| BR (1) | BR6915202D0 (xx) |
| CA (1) | CA975797A (xx) |
| CH (1) | CH507213A (xx) |
| CS (1) | CS152343B2 (xx) |
| DE (1) | DE1962862A1 (xx) |
| DK (1) | DK145081C (xx) |
| ES (1) | ES374565A1 (xx) |
| FR (1) | FR2026261A1 (xx) |
| GB (1) | GB1268430A (xx) |
| IE (1) | IE33879B1 (xx) |
| LU (1) | LU60025A1 (xx) |
| NL (1) | NL169465C (xx) |
| NO (1) | NO135868C (xx) |
| RO (1) | RO59626A (xx) |
| YU (1) | YU39894B (xx) |
| ZM (1) | ZM17669A1 (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787832A (fr) * | 1971-09-02 | 1973-02-22 | Stamicarbon | Procede pour la preparation d'uree |
| JPS53102724A (en) * | 1977-02-18 | 1978-09-07 | Matsushita Electric Ind Co Ltd | Magnetic head and its manufacture |
| JPS5575833U (xx) * | 1978-11-15 | 1980-05-24 | ||
| JPS61109760A (ja) * | 1984-11-02 | 1986-05-28 | Toyo Eng Corp | 尿素製造法 |
| WO2016099269A1 (en) | 2014-12-18 | 2016-06-23 | Stamicarbon B.V. | Process for urea production |
-
1969
- 1969-11-14 GB GB56005/69A patent/GB1268430A/en not_active Expired
- 1969-12-08 NL NLAANVRAGE6918420,A patent/NL169465C/xx not_active IP Right Cessation
- 1969-12-09 ZM ZM176/69A patent/ZM17669A1/xx unknown
- 1969-12-09 IE IE1653/69A patent/IE33879B1/xx unknown
- 1969-12-11 YU YU3104/69A patent/YU39894B/xx unknown
- 1969-12-12 AT AT1160069A patent/AT305303B/de not_active IP Right Cessation
- 1969-12-15 CA CA069,917A patent/CA975797A/en not_active Expired
- 1969-12-15 NO NO4946/69A patent/NO135868C/no unknown
- 1969-12-15 DK DK662269A patent/DK145081C/da active
- 1969-12-15 DE DE19691962862 patent/DE1962862A1/de active Pending
- 1969-12-15 ES ES374565A patent/ES374565A1/es not_active Expired
- 1969-12-15 JP JP44100165A patent/JPS4828422B1/ja active Pending
- 1969-12-16 LU LU60025D patent/LU60025A1/xx unknown
- 1969-12-16 BR BR215202/69A patent/BR6915202D0/pt unknown
- 1969-12-16 BE BE743187D patent/BE743187A/xx not_active IP Right Cessation
- 1969-12-16 CH CH1869269A patent/CH507213A/fr not_active IP Right Cessation
- 1969-12-16 RO RO61877A patent/RO59626A/ro unknown
- 1969-12-16 FR FR6943429A patent/FR2026261A1/fr not_active Withdrawn
- 1969-12-16 CS CS8294A patent/CS152343B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IE33879B1 (en) | 1974-11-27 |
| ES374565A1 (es) | 1972-01-01 |
| RO59626A (xx) | 1976-08-15 |
| BE743187A (xx) | 1970-05-28 |
| NL6918420A (xx) | 1970-06-18 |
| DE1962862A1 (de) | 1970-07-02 |
| BR6915202D0 (pt) | 1973-03-08 |
| CA975797A (en) | 1975-10-07 |
| GB1268430A (en) | 1972-03-29 |
| NO135868B (xx) | 1977-03-07 |
| JPS4828422B1 (xx) | 1973-09-01 |
| IE33879L (en) | 1970-06-16 |
| NO135868C (xx) | 1977-06-15 |
| NL169465B (nl) | 1982-02-16 |
| NL169465C (nl) | 1982-07-16 |
| CS152343B2 (xx) | 1973-12-19 |
| AT305303B (de) | 1973-02-26 |
| CH507213A (fr) | 1971-05-15 |
| YU310469A (en) | 1982-02-28 |
| DK145081B (da) | 1982-08-23 |
| LU60025A1 (xx) | 1970-02-16 |
| YU39894B (en) | 1985-06-30 |
| DK145081C (da) | 1983-01-31 |
| FR2026261A1 (xx) | 1970-09-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IL24772A (en) | Ureas and thioureas,a process for their preparation and agents containing them | |
| PT67953A (en) | Process for the production of fertilizer pellets containing ammonium nitrate. | |
| ZA713344B (en) | Process and apparatus for the recovery of ammonia and carbon dioxide from the tail gas of a urea synthesis | |
| CH498811A (de) | Verfahren zur Herstellung von Harnstoff aus Ammoniak und Kohlendioxyd | |
| YU40444B (en) | Process of granulating in the production of nitrogen compounds such as urea, ammonium nitrate or ammoniu phosphate | |
| IL44851A0 (en) | Process for preparing urea from ammonia and carbon dioxide | |
| ZM17669A1 (en) | Process for the production of urea from a solution containing ammonium carbamate,ammonia and water,with a total recycle of ammonia and carbon dioxide which were not transformed | |
| ZM4671A1 (en) | Process for the production of urea | |
| CH430686A (it) | Procedimento per la produzione di urea per sintesi da anidride carbonica ed ammoniaca | |
| GB1539009A (en) | Process for preparing a urea solution from nh3 and co2 | |
| AT284139B (de) | Verfahren zu der Herstellung von Harnstoff in Kombination mit der Synthese von Ammoniak | |
| IL36270A (en) | The recovery of ammonium sulphate from its aqueous solutions | |
| CA759992A (en) | Process for the production of urea from carbon dioxide and ammonia | |
| IL27267A (en) | Process for the synthesis of urea from ammonia and carbon dioxide | |
| CA787960A (en) | Process for the production of urea by synthesis of ammonia and carbon dioxide, with total recycling of the portion which has not been converted into urea | |
| AT284861B (de) | Verfahren zu der Herstellung von Harnstoff in Kombination mit der Synthese von Ammoniak | |
| ZM6170A1 (en) | Process for the production of prilled urea having a low biuret content | |
| ZM8668A1 (en) | Process for the production of urea having a low carbamate content | |
| MY7700248A (en) | Integrated process for the production of urea | |
| DK104885C (da) | Fremgangsmåde til syntese af urinstof af ammoniak og carbondioxid med tilbageføring af ikke til urinstof omsat ammoniumcarbamat og overskydende ammoniak. | |
| CA839759A (en) | Process for the synthesis of urea from ammonia and carbon dioxide | |
| FR1342691A (fr) | Procédé de production d'un catalyseur, catalyseur obtenu et réacteur chargé avec ce catalyseur | |
| EG11031A (en) | A process for the purification of the solutions leaving a urea synthesis reactor from nh3 and carbamate | |
| AU480722B2 (en) | Process for preparing urea from ammonia and carbon dioxide | |
| AU267008B2 (en) | Process for the production of urea from ammoniacal capours containing carbon dioxide |