ES339600A1 - Un procedimiento continuo para producir urea. - Google Patents
Un procedimiento continuo para producir urea.Info
- Publication number
- ES339600A1 ES339600A1 ES339600A ES339600A ES339600A1 ES 339600 A1 ES339600 A1 ES 339600A1 ES 339600 A ES339600 A ES 339600A ES 339600 A ES339600 A ES 339600A ES 339600 A1 ES339600 A1 ES 339600A1
- Authority
- ES
- Spain
- Prior art keywords
- urea
- zone
- dissolved
- maintained
- solution
- 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 11
- 239000004202 carbamide Substances 0.000 title abstract 11
- 238000000034 method Methods 0.000 title abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 4
- BVCZEBOGSOYJJT-UHFFFAOYSA-N ammonium carbamate Chemical compound [NH4+].NC([O-])=O BVCZEBOGSOYJJT-UHFFFAOYSA-N 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-N carbonic acid monoamide Natural products NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 abstract 3
- 239000007791 liquid phase Substances 0.000 abstract 3
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 abstract 2
- 239000012071 phase Substances 0.000 abstract 2
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL666605483A NL148878B (nl) | 1966-04-22 | 1966-04-22 | Werkwijze voor de continue bereiding van ureum. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES339600A1 true ES339600A1 (es) | 1968-07-16 |
Family
ID=19796380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES339600A Expired ES339600A1 (es) | 1966-04-22 | 1967-04-21 | Un procedimiento continuo para producir urea. |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS4925253B1 (cs) |
| AT (1) | AT273152B (cs) |
| BE (1) | BE697348A (cs) |
| CH (1) | CH487854A (cs) |
| CS (1) | CS157019B2 (cs) |
| DE (1) | DE1643065B2 (cs) |
| DK (1) | DK116865B (cs) |
| ES (1) | ES339600A1 (cs) |
| FI (1) | FI46064C (cs) |
| GB (1) | GB1160030A (cs) |
| GR (1) | GR36579B (cs) |
| IL (1) | IL27801A (cs) |
| NL (1) | NL148878B (cs) |
| NO (1) | NO123524B (cs) |
| OA (1) | OA02416A (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PH12569A (en) * | 1970-09-03 | 1979-06-20 | Snam Progetti | Process for producing urea |
| JPS531967U (cs) * | 1976-06-24 | 1978-01-10 |
-
1966
- 1966-04-22 NL NL666605483A patent/NL148878B/xx not_active IP Right Cessation
-
1967
- 1967-04-16 IL IL27801A patent/IL27801A/en unknown
- 1967-04-17 AT AT357967A patent/AT273152B/de active
- 1967-04-18 CH CH546567A patent/CH487854A/de not_active IP Right Cessation
- 1967-04-19 GB GB18051/67A patent/GB1160030A/en not_active Expired
- 1967-04-19 DE DE1643065A patent/DE1643065B2/de not_active Withdrawn
- 1967-04-20 JP JP42025394A patent/JPS4925253B1/ja active Pending
- 1967-04-20 DK DK215967AA patent/DK116865B/da not_active IP Right Cessation
- 1967-04-21 ES ES339600A patent/ES339600A1/es not_active Expired
- 1967-04-21 NO NO167829A patent/NO123524B/no unknown
- 1967-04-21 FI FI671184A patent/FI46064C/fi active
- 1967-04-21 CS CS292267A patent/CS157019B2/cs unknown
- 1967-04-21 BE BE697348D patent/BE697348A/xx not_active IP Right Cessation
- 1967-04-21 OA OA52910A patent/OA02416A/xx unknown
- 1967-04-23 GR GR670136579A patent/GR36579B/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO123524B (cs) | 1971-12-06 |
| NL148878B (nl) | 1976-03-15 |
| DE1643065B2 (de) | 1976-01-02 |
| DE1643065A1 (de) | 1971-04-15 |
| JPS4925253B1 (cs) | 1974-06-28 |
| GB1160030A (en) | 1969-07-30 |
| FI46064C (fi) | 1972-12-11 |
| IL27801A (en) | 1970-08-19 |
| AT273152B (de) | 1969-08-11 |
| BE697348A (cs) | 1967-10-02 |
| FI46064B (cs) | 1972-08-31 |
| CH487854A (de) | 1970-03-31 |
| CS157019B2 (cs) | 1974-08-23 |
| OA02416A (fr) | 1970-05-05 |
| GR36579B (el) | 1969-02-21 |
| DK116865B (da) | 1970-02-23 |
| NL6605483A (cs) | 1967-10-23 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FD1A | Patent lapsed |
Effective date: 19870214 |