ES374565A1 - Procedimiento para la produccion continua de una solucion acuosa de urea. - Google Patents
Procedimiento para la produccion continua de una solucion acuosa de urea.Info
- Publication number
- ES374565A1 ES374565A1 ES374565A ES374565A ES374565A1 ES 374565 A1 ES374565 A1 ES 374565A1 ES 374565 A ES374565 A ES 374565A ES 374565 A ES374565 A ES 374565A ES 374565 A1 ES374565 A1 ES 374565A1
- Authority
- ES
- Spain
- Prior art keywords
- urea
- reactor
- aqueous solution
- ammonium carbamate
- inert gas
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title abstract 5
- 239000004202 carbamide Substances 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 2
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 4
- 239000007864 aqueous solution Substances 0.000 abstract 4
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 4
- 239000011261 inert gas Substances 0.000 abstract 3
- 238000010924 continuous production Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000000376 reactant Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
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 |
|---|---|
| ES374565A1 true ES374565A1 (es) | 1972-01-01 |
Family
ID=11215793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES374565A Expired ES374565A1 (es) | 1968-12-16 | 1969-12-15 | Procedimiento para la produccion continua de una solucion acuosa de urea. |
Country Status (19)
| Country | Link |
|---|---|
| JP (1) | JPS4828422B1 (es) |
| AT (1) | AT305303B (es) |
| BE (1) | BE743187A (es) |
| BR (1) | BR6915202D0 (es) |
| CA (1) | CA975797A (es) |
| CH (1) | CH507213A (es) |
| CS (1) | CS152343B2 (es) |
| DE (1) | DE1962862A1 (es) |
| DK (1) | DK145081C (es) |
| ES (1) | ES374565A1 (es) |
| FR (1) | FR2026261A1 (es) |
| GB (1) | GB1268430A (es) |
| IE (1) | IE33879B1 (es) |
| LU (1) | LU60025A1 (es) |
| NL (1) | NL169465C (es) |
| NO (1) | NO135868C (es) |
| RO (1) | RO59626A (es) |
| YU (1) | YU39894B (es) |
| ZM (1) | ZM17669A1 (es) |
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 (es) * | 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 DE DE19691962862 patent/DE1962862A1/de active Pending
- 1969-12-15 JP JP44100165A patent/JPS4828422B1/ja active Pending
- 1969-12-15 NO NO4946/69A patent/NO135868C/no unknown
- 1969-12-15 DK DK662269A patent/DK145081C/da active
- 1969-12-15 ES ES374565A patent/ES374565A1/es not_active Expired
- 1969-12-16 CH CH1869269A patent/CH507213A/fr not_active IP Right Cessation
- 1969-12-16 CS CS8294A patent/CS152343B2/cs unknown
- 1969-12-16 FR FR6943429A patent/FR2026261A1/fr not_active Withdrawn
- 1969-12-16 BR BR215202/69A patent/BR6915202D0/pt unknown
- 1969-12-16 RO RO61877A patent/RO59626A/ro unknown
- 1969-12-16 LU LU60025D patent/LU60025A1/xx unknown
- 1969-12-16 BE BE743187D patent/BE743187A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| BR6915202D0 (pt) | 1973-03-08 |
| FR2026261A1 (es) | 1970-09-18 |
| CH507213A (fr) | 1971-05-15 |
| NL169465C (nl) | 1982-07-16 |
| BE743187A (es) | 1970-05-28 |
| DK145081C (da) | 1983-01-31 |
| NL169465B (nl) | 1982-02-16 |
| NL6918420A (es) | 1970-06-18 |
| JPS4828422B1 (es) | 1973-09-01 |
| AT305303B (de) | 1973-02-26 |
| DE1962862A1 (de) | 1970-07-02 |
| NO135868C (es) | 1977-06-15 |
| CS152343B2 (es) | 1973-12-19 |
| IE33879B1 (en) | 1974-11-27 |
| ZM17669A1 (en) | 1970-05-18 |
| LU60025A1 (es) | 1970-02-16 |
| IE33879L (en) | 1970-06-16 |
| RO59626A (es) | 1976-08-15 |
| YU310469A (en) | 1982-02-28 |
| GB1268430A (en) | 1972-03-29 |
| DK145081B (da) | 1982-08-23 |
| YU39894B (en) | 1985-06-30 |
| NO135868B (es) | 1977-03-07 |
| CA975797A (en) | 1975-10-07 |
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