DK138849B - Process for the production of urea by an integrated urea / ammonia synthesis process. - Google Patents
Process for the production of urea by an integrated urea / ammonia synthesis process.Info
- Publication number
- DK138849B DK138849B DK432371AA DK432371A DK138849B DK 138849 B DK138849 B DK 138849B DK 432371A A DK432371A A DK 432371AA DK 432371 A DK432371 A DK 432371A DK 138849 B DK138849 B DK 138849B
- Authority
- DK
- Denmark
- Prior art keywords
- urea
- production
- ammonia synthesis
- integrated
- synthesis process
- 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
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2929570 | 1970-09-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
DK138849B true DK138849B (en) | 1978-11-06 |
DK138849C DK138849C (en) | 1979-04-23 |
Family
ID=11226704
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK432371AA DK138849B (en) | 1970-09-03 | 1971-09-02 | Process for the production of urea by an integrated urea / ammonia synthesis process. |
Country Status (25)
Country | Link |
---|---|
JP (1) | JPS5320013B1 (en) |
AT (1) | AT332420B (en) |
AU (1) | AU473454B2 (en) |
BE (1) | BE771979A (en) |
CA (1) | CA997369A (en) |
CH (1) | CH551953A (en) |
CS (1) | CS178090B2 (en) |
DE (1) | DE2143583C3 (en) |
DK (1) | DK138849B (en) |
ES (1) | ES395094A1 (en) |
FR (1) | FR2109719A5 (en) |
GB (1) | GB1359715A (en) |
HU (1) | HU171341B (en) |
IE (1) | IE35705B1 (en) |
LU (1) | LU63821A1 (en) |
MY (1) | MY7700248A (en) |
NL (1) | NL178250C (en) |
NO (1) | NO139959C (en) |
PH (1) | PH12569A (en) |
PL (1) | PL94001B1 (en) |
RO (1) | RO69642A (en) |
SE (1) | SE409203B (en) |
TR (1) | TR17294A (en) |
YU (1) | YU35112B (en) |
ZA (1) | ZA715560B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2617708B1 (en) * | 2012-01-17 | 2017-08-16 | General Electric Technology GmbH | A method of forming urea by integration of an ammonia production process in a urea production process and a system therefor |
US9428449B2 (en) * | 2013-01-16 | 2016-08-30 | Alstom Technology Ltd | Method of forming urea by integration of an ammonia production process in a urea production process and a system therefor |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT216006B (en) * | 1960-12-15 | 1961-07-10 | Stamicarbon | Process for the production of urea |
AT235305B (en) * | 1961-03-29 | 1964-08-25 | Montedison Spa | Process for the production of urea |
US3281464A (en) * | 1961-09-08 | 1966-10-25 | Lummus Co | Urea purification with recovery of ammonia and carbon dioxide |
DE1468245A1 (en) * | 1962-02-28 | 1968-12-19 | Montedison Spa | Process for the return of unreacted carbamate in the synthesis of urea from ammonia and carbon dioxide |
US3303215A (en) * | 1962-03-09 | 1967-02-07 | Toyo Koatsu Ind Inc | Synthesis of urea |
NL290346A (en) * | 1962-03-22 | 1900-01-01 | ||
AT244984B (en) * | 1962-03-22 | 1966-02-10 | Snam Spa | Process for the production of urea from carbon dioxide and ammonia |
US3349126A (en) * | 1962-09-10 | 1967-10-24 | Pullman Inc | Integrated ammonia and urea process |
NL127236C (en) * | 1964-05-29 | |||
IL27267A (en) * | 1966-01-21 | 1970-10-30 | Montedison Spa | Process for the synthesis of urea from ammonia and carbon dioxide |
NL148878B (en) * | 1966-04-22 | 1976-03-15 | Stamicarbon | PROCEDURE FOR THE CONTINUOUS PREPARATION OF UREA. |
YU34282B (en) * | 1967-12-14 | 1979-04-30 | Snam Progetti | Process for the decomposition and recyclation of unreacted ammonium carbamate into the reactor for the synthesis of carbamide |
NL159960C (en) * | 1967-12-21 | 1979-09-17 | Stamicarbon | PROCEDURE FOR THE PREPARATION OF UREA IN COMBINATION WITH THE SYNTHESIS OF AMMONIA. |
NL153857B (en) * | 1967-12-21 | 1977-07-15 | Stamicarbon | PROCEDURE FOR THE PREPARATION OF UREA IN COMBINATION WITH THE SYNTHESIS OF AMMONIA. |
JPS4832091B1 (en) * | 1968-02-12 | 1973-10-04 | ||
BE758646A (en) * | 1969-11-15 | 1971-04-16 | Snam Progetti | PROCESS FOR TREATING SYNTHETIC GASES FROM AMMONIA |
-
1971
- 1971-07-20 PH PH12708A patent/PH12569A/en unknown
- 1971-07-22 GB GB3453971A patent/GB1359715A/en not_active Expired
- 1971-07-26 IE IE947/71A patent/IE35705B1/en unknown
- 1971-07-28 CA CA119,361A patent/CA997369A/en not_active Expired
- 1971-07-28 RO RO7167829A patent/RO69642A/en unknown
- 1971-07-29 YU YU1977/71A patent/YU35112B/en unknown
- 1971-08-06 AU AU32091/71A patent/AU473454B2/en not_active Expired
- 1971-08-19 ZA ZA715560A patent/ZA715560B/en unknown
- 1971-08-25 CS CS6089A patent/CS178090B2/cs unknown
- 1971-08-27 FR FR7131097A patent/FR2109719A5/fr not_active Expired
- 1971-08-30 ES ES395094A patent/ES395094A1/en not_active Expired
- 1971-08-31 BE BE771979A patent/BE771979A/en not_active IP Right Cessation
- 1971-08-31 DE DE2143583A patent/DE2143583C3/en not_active Expired
- 1971-09-01 PL PL1971150295A patent/PL94001B1/pl unknown
- 1971-09-02 SE SE7111146A patent/SE409203B/en unknown
- 1971-09-02 LU LU63821D patent/LU63821A1/xx unknown
- 1971-09-02 TR TR17294A patent/TR17294A/en unknown
- 1971-09-02 HU HU71SA00002336A patent/HU171341B/en unknown
- 1971-09-02 DK DK432371AA patent/DK138849B/en not_active IP Right Cessation
- 1971-09-03 AT AT771171A patent/AT332420B/en not_active IP Right Cessation
- 1971-09-03 JP JP7167538A patent/JPS5320013B1/ja active Pending
- 1971-09-03 NO NO3285/71A patent/NO139959C/en unknown
- 1971-09-03 NL NLAANVRAGE7112192,A patent/NL178250C/en not_active IP Right Cessation
- 1971-09-03 CH CH1293871A patent/CH551953A/en not_active IP Right Cessation
-
1977
- 1977-12-30 MY MY248/77A patent/MY7700248A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1359715A (en) | 1974-07-10 |
DE2143583B2 (en) | 1974-12-12 |
MY7700248A (en) | 1977-12-31 |
AU3209171A (en) | 1973-02-08 |
JPS5320013B1 (en) | 1978-06-24 |
DE2143583C3 (en) | 1981-10-15 |
NO139959B (en) | 1979-03-05 |
FR2109719A5 (en) | 1972-05-26 |
BE771979A (en) | 1971-12-31 |
YU35112B (en) | 1980-09-25 |
TR17294A (en) | 1975-03-24 |
NL7112192A (en) | 1972-03-07 |
DK138849C (en) | 1979-04-23 |
AT332420B (en) | 1976-09-27 |
RO69642A (en) | 1982-05-10 |
NL178250C (en) | 1986-02-17 |
IE35705L (en) | 1972-03-03 |
SE409203B (en) | 1979-08-06 |
ZA715560B (en) | 1972-04-26 |
CA997369A (en) | 1976-09-21 |
YU197771A (en) | 1979-12-31 |
ATA771171A (en) | 1976-01-15 |
PL94001B1 (en) | 1977-07-30 |
ES395094A1 (en) | 1974-01-16 |
LU63821A1 (en) | 1972-01-11 |
AU473454B2 (en) | 1976-06-24 |
IE35705B1 (en) | 1976-04-28 |
NL178250B (en) | 1985-09-16 |
CS178090B2 (en) | 1977-08-31 |
PH12569A (en) | 1979-06-20 |
NO139959C (en) | 1979-06-13 |
DE2143583A1 (en) | 1972-04-20 |
HU171341B (en) | 1977-12-28 |
CH551953A (en) | 1974-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |