GB1272873A - Process for the production of urea - Google Patents
Process for the production of ureaInfo
- Publication number
- GB1272873A GB1272873A GB49366A GB4936670A GB1272873A GB 1272873 A GB1272873 A GB 1272873A GB 49366 A GB49366 A GB 49366A GB 4936670 A GB4936670 A GB 4936670A GB 1272873 A GB1272873 A GB 1272873A
- Authority
- GB
- United Kingdom
- Prior art keywords
- urea
- aqueous solution
- reactor
- stripper
- gaseous products
- 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
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)
- Fertilizers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2344069 | 1969-10-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1272873A true GB1272873A (en) | 1972-05-03 |
Family
ID=11207092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB49366A Expired GB1272873A (en) | 1969-10-16 | 1970-10-16 | Process for the production of urea |
Country Status (22)
Country | Link |
---|---|
JP (1) | JPS514971B1 (fr) |
AT (1) | AT317909B (fr) |
BE (1) | BE757274A (fr) |
CH (1) | CH527170A (fr) |
CS (2) | CS157688B2 (fr) |
DE (2) | DE2050903C3 (fr) |
DK (1) | DK135987B (fr) |
ES (1) | ES385234A1 (fr) |
FR (1) | FR2065166A5 (fr) |
GB (1) | GB1272873A (fr) |
HU (2) | HU165606B (fr) |
IE (1) | IE35007B1 (fr) |
LU (1) | LU61859A1 (fr) |
NL (1) | NL7015201A (fr) |
NO (1) | NO149545C (fr) |
PH (1) | PH9964A (fr) |
PL (1) | PL81118B1 (fr) |
RO (1) | RO56794A (fr) |
SE (2) | SE373837B (fr) |
YU (1) | YU35114B (fr) |
ZA (1) | ZA706778B (fr) |
ZM (1) | ZM11270A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2489323A1 (fr) * | 1980-08-29 | 1982-03-05 | Snam Progetti | Procede de production d'uree |
GB2167066A (en) * | 1984-11-02 | 1986-05-21 | Toyo Engineering Corp | Process for producing urea |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL174548C (nl) * | 1977-05-05 | 1988-05-16 | Montedison Spa | Werkwijze voor het bereiden van ureum door reaktie van ammoniak en kooldioxyde. |
JPS5517346A (en) * | 1978-07-24 | 1980-02-06 | Toyo Eng Corp | Synthetic method of urea |
-
0
- BE BE757274D patent/BE757274A/fr not_active IP Right Cessation
-
1970
- 1970-09-29 PL PL1970143534A patent/PL81118B1/pl unknown
- 1970-10-06 ZA ZA706778A patent/ZA706778B/xx unknown
- 1970-10-07 YU YU2472/70A patent/YU35114B/xx unknown
- 1970-10-08 FR FR7036330A patent/FR2065166A5/fr not_active Expired
- 1970-10-09 CS CS104073*1A patent/CS157688B2/cs unknown
- 1970-10-09 CS CS683870A patent/CS157687B2/cs unknown
- 1970-10-12 SE SE7013781A patent/SE373837B/xx unknown
- 1970-10-12 CH CH1504370A patent/CH527170A/fr not_active IP Right Cessation
- 1970-10-13 LU LU61859D patent/LU61859A1/xx unknown
- 1970-10-13 ZM ZM112/70A patent/ZM11270A1/xx unknown
- 1970-10-14 NO NO3878/70A patent/NO149545C/no unknown
- 1970-10-15 DK DK524270AA patent/DK135987B/da unknown
- 1970-10-15 HU HUSA2138A patent/HU165606B/hu unknown
- 1970-10-15 HU HUSA2518A patent/HU166923B/hu unknown
- 1970-10-15 ES ES385234A patent/ES385234A1/es not_active Expired
- 1970-10-16 PH PH11874A patent/PH9964A/en unknown
- 1970-10-16 AT AT935970A patent/AT317909B/de not_active IP Right Cessation
- 1970-10-16 IE IE1337/70A patent/IE35007B1/xx unknown
- 1970-10-16 DE DE2050903A patent/DE2050903C3/de not_active Expired
- 1970-10-16 RO RO64717A patent/RO56794A/ro unknown
- 1970-10-16 NL NL7015201A patent/NL7015201A/xx unknown
- 1970-10-16 DE DE2065278*A patent/DE2065278C3/de not_active Expired
- 1970-10-16 GB GB49366A patent/GB1272873A/en not_active Expired
- 1970-10-16 JP JP45090612A patent/JPS514971B1/ja active Pending
-
1973
- 1973-05-25 SE SE7307459A patent/SE401825B/xx unknown
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2489323A1 (fr) * | 1980-08-29 | 1982-03-05 | Snam Progetti | Procede de production d'uree |
GB2167066A (en) * | 1984-11-02 | 1986-05-21 | Toyo Engineering Corp | Process for producing urea |
Also Published As
Publication number | Publication date |
---|---|
ZM11270A1 (en) | 1971-06-22 |
NO149545C (no) | 1984-05-09 |
ZA706778B (en) | 1971-07-28 |
RO56794A (fr) | 1974-07-01 |
DE2065278A1 (de) | 1973-01-18 |
IE35007L (en) | 1971-04-16 |
CS157688B2 (fr) | 1974-09-16 |
SE401825B (sv) | 1978-05-29 |
PL81118B1 (fr) | 1975-08-30 |
ES385234A1 (es) | 1973-09-01 |
SE373837B (fr) | 1975-02-17 |
NO149545B (no) | 1984-01-30 |
BE757274A (fr) | 1971-03-16 |
IE35007B1 (en) | 1975-10-15 |
AT317909B (de) | 1974-09-25 |
YU35114B (en) | 1980-09-25 |
NL7015201A (fr) | 1971-04-20 |
PH9964A (en) | 1976-06-16 |
HU166923B (fr) | 1975-06-28 |
DE2065278C3 (de) | 1974-10-17 |
DE2050903C3 (de) | 1974-01-10 |
YU247270A (en) | 1980-03-15 |
FR2065166A5 (fr) | 1971-07-23 |
JPS514971B1 (fr) | 1976-02-16 |
CS157687B2 (fr) | 1974-09-16 |
DE2050903B2 (de) | 1973-06-07 |
DK135987C (fr) | 1977-12-27 |
DK135987B (da) | 1977-07-25 |
LU61859A1 (fr) | 1971-05-04 |
DE2065278B2 (de) | 1974-03-07 |
CH527170A (fr) | 1972-08-31 |
HU165606B (fr) | 1974-09-28 |
DE2050903A1 (de) | 1971-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PE20 | Patent expired after termination of 20 years |