YU310469A - Process for the contiuous preparation of carbamides with total recirculation of unreacted ammonia and carbon dioxide - Google Patents
Process for the contiuous preparation of carbamides with total recirculation of unreacted ammonia and carbon dioxideInfo
- Publication number
- YU310469A YU310469A YU03104/69A YU310469A YU310469A YU 310469 A YU310469 A YU 310469A YU 03104/69 A YU03104/69 A YU 03104/69A YU 310469 A YU310469 A YU 310469A YU 310469 A YU310469 A YU 310469A
- Authority
- YU
- Yugoslavia
- Prior art keywords
- contiuous
- carbamides
- preparation
- carbon dioxide
- unreacted ammonia
- 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 (2)
| Publication Number | Publication Date |
|---|---|
| YU310469A true YU310469A (en) | 1982-02-28 |
| YU39894B YU39894B (en) | 1985-06-30 |
Family
ID=11215793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| YU3104/69A YU39894B (en) | 1968-12-16 | 1969-12-11 | Process for the continuous obtaining of carbamides under total decomposition of the unreacted ammonium carbamate and recirculation of ammonia and carbon dioxide |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS4828422B1 (en) |
| AT (1) | AT305303B (en) |
| BE (1) | BE743187A (en) |
| BR (1) | BR6915202D0 (en) |
| CA (1) | CA975797A (en) |
| CH (1) | CH507213A (en) |
| CS (1) | CS152343B2 (en) |
| DE (1) | DE1962862A1 (en) |
| DK (1) | DK145081C (en) |
| ES (1) | ES374565A1 (en) |
| FR (1) | FR2026261A1 (en) |
| GB (1) | GB1268430A (en) |
| IE (1) | IE33879B1 (en) |
| LU (1) | LU60025A1 (en) |
| NL (1) | NL169465C (en) |
| NO (1) | NO135868C (en) |
| RO (1) | RO59626A (en) |
| YU (1) | YU39894B (en) |
| ZM (1) | ZM17669A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787832A (en) * | 1971-09-02 | 1973-02-22 | Stamicarbon | PROCESS FOR THE PREPARATION OF UREA |
| JPS53102724A (en) * | 1977-02-18 | 1978-09-07 | Matsushita Electric Ind Co Ltd | Magnetic head and its manufacture |
| JPS5575833U (en) * | 1978-11-15 | 1980-05-24 | ||
| JPS61109760A (en) * | 1984-11-02 | 1986-05-28 | Toyo Eng Corp | Production of urea |
| 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/en not_active IP Right Cessation
- 1969-12-09 IE IE1653/69A patent/IE33879B1/en unknown
- 1969-12-09 ZM ZM176/69A patent/ZM17669A1/en unknown
- 1969-12-11 YU YU3104/69A patent/YU39894B/en unknown
- 1969-12-12 AT AT1160069A patent/AT305303B/en not_active IP Right Cessation
- 1969-12-15 JP JP44100165A patent/JPS4828422B1/ja active Pending
- 1969-12-15 DK DK662269A patent/DK145081C/en active
- 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 ES ES374565A patent/ES374565A1/en not_active Expired
- 1969-12-15 DE DE19691962862 patent/DE1962862A1/en active Pending
- 1969-12-16 CH CH1869269A patent/CH507213A/en not_active IP Right Cessation
- 1969-12-16 BR BR215202/69A patent/BR6915202D0/en unknown
- 1969-12-16 LU LU60025D patent/LU60025A1/xx unknown
- 1969-12-16 CS CS8294A patent/CS152343B2/cs unknown
- 1969-12-16 RO RO61877A patent/RO59626A/ro unknown
- 1969-12-16 BE BE743187D patent/BE743187A/xx not_active IP Right Cessation
- 1969-12-16 FR FR6943429A patent/FR2026261A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4828422B1 (en) | 1973-09-01 |
| CS152343B2 (en) | 1973-12-19 |
| BR6915202D0 (en) | 1973-03-08 |
| DK145081C (en) | 1983-01-31 |
| DE1962862A1 (en) | 1970-07-02 |
| IE33879B1 (en) | 1974-11-27 |
| NO135868C (en) | 1977-06-15 |
| ES374565A1 (en) | 1972-01-01 |
| CA975797A (en) | 1975-10-07 |
| NL169465C (en) | 1982-07-16 |
| IE33879L (en) | 1970-06-16 |
| RO59626A (en) | 1976-08-15 |
| YU39894B (en) | 1985-06-30 |
| LU60025A1 (en) | 1970-02-16 |
| NO135868B (en) | 1977-03-07 |
| AT305303B (en) | 1973-02-26 |
| CH507213A (en) | 1971-05-15 |
| DK145081B (en) | 1982-08-23 |
| GB1268430A (en) | 1972-03-29 |
| ZM17669A1 (en) | 1970-05-18 |
| NL169465B (en) | 1982-02-16 |
| NL6918420A (en) | 1970-06-18 |
| BE743187A (en) | 1970-05-28 |
| FR2026261A1 (en) | 1970-09-18 |
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